./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound20.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_b4cb394d-a968-4449-9d5f-c9fdb86faa03/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b4cb394d-a968-4449-9d5f-c9fdb86faa03/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b4cb394d-a968-4449-9d5f-c9fdb86faa03/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b4cb394d-a968-4449-9d5f-c9fdb86faa03/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound20.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b4cb394d-a968-4449-9d5f-c9fdb86faa03/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b4cb394d-a968-4449-9d5f-c9fdb86faa03/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 7f1b097c6afa8c7725240a0195cb226f841ae6ea ............................................................................................................................................................................................................................................................................... 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_b4cb394d-a968-4449-9d5f-c9fdb86faa03/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b4cb394d-a968-4449-9d5f-c9fdb86faa03/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b4cb394d-a968-4449-9d5f-c9fdb86faa03/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b4cb394d-a968-4449-9d5f-c9fdb86faa03/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound20.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b4cb394d-a968-4449-9d5f-c9fdb86faa03/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b4cb394d-a968-4449-9d5f-c9fdb86faa03/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 7f1b097c6afa8c7725240a0195cb226f841ae6ea .................................................................................................................................................................................................................. 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 16:51:48,849 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:51:48,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:51:48,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:51:48,918 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:51:48,920 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:51:48,922 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:51:48,925 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:51:48,928 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:51:48,930 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:51:48,931 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:51:48,933 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:51:48,934 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:51:48,936 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:51:48,937 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:51:48,939 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:51:48,941 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:51:48,943 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:51:48,947 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:51:48,960 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:51:48,963 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:51:48,970 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:51:48,972 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:51:48,975 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:51:48,980 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:51:48,985 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:51:48,985 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:51:48,987 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:51:48,989 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:51:48,990 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:51:48,994 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:51:48,996 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:51:48,998 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:51:48,999 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:51:49,002 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:51:49,003 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:51:49,005 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:51:49,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:51:49,006 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:51:49,008 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:51:49,009 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:51:49,012 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b4cb394d-a968-4449-9d5f-c9fdb86faa03/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 16:51:49,054 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:51:49,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:51:49,056 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:51:49,056 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:51:49,058 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:51:49,058 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:51:49,058 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:51:49,059 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:51:49,059 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:51:49,059 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:51:49,060 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:51:49,061 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:51:49,061 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:51:49,061 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:51:49,061 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:51:49,062 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:51:49,062 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:51:49,062 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:51:49,062 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:51:49,063 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:51:49,063 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:51:49,063 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:51:49,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:51:49,064 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:51:49,064 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:51:49,064 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:51:49,064 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:51:49,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:51:49,065 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:51:49,067 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_b4cb394d-a968-4449-9d5f-c9fdb86faa03/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b4cb394d-a968-4449-9d5f-c9fdb86faa03/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f1b097c6afa8c7725240a0195cb226f841ae6ea [2020-12-01 16:51:49,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:51:49,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:51:49,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:51:49,413 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:51:49,415 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:51:49,416 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b4cb394d-a968-4449-9d5f-c9fdb86faa03/bin/ukojak/../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound20.c [2020-12-01 16:51:49,505 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b4cb394d-a968-4449-9d5f-c9fdb86faa03/bin/ukojak/data/f3445ba89/3499291ed4084f1fbcfad14fd5698426/FLAGd06d28695 [2020-12-01 16:51:50,015 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:51:50,016 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b4cb394d-a968-4449-9d5f-c9fdb86faa03/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound20.c [2020-12-01 16:51:50,025 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b4cb394d-a968-4449-9d5f-c9fdb86faa03/bin/ukojak/data/f3445ba89/3499291ed4084f1fbcfad14fd5698426/FLAGd06d28695 [2020-12-01 16:51:50,364 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b4cb394d-a968-4449-9d5f-c9fdb86faa03/bin/ukojak/data/f3445ba89/3499291ed4084f1fbcfad14fd5698426 [2020-12-01 16:51:50,367 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:51:50,369 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:51:50,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:51:50,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:51:50,375 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:51:50,377 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:51:50" (1/1) ... [2020-12-01 16:51:50,379 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7821f43b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:51:50, skipping insertion in model container [2020-12-01 16:51:50,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:51:50" (1/1) ... [2020-12-01 16:51:50,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:51:50,406 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:51:50,626 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:51:50,636 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:51:50,659 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:51:50,676 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:51:50,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:51:50 WrapperNode [2020-12-01 16:51:50,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:51:50,679 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:51:50,679 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:51:50,679 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:51:50,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:51:50" (1/1) ... [2020-12-01 16:51:50,697 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:51:50" (1/1) ... [2020-12-01 16:51:50,719 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:51:50,720 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:51:50,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:51:50,720 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:51:50,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:51:50" (1/1) ... [2020-12-01 16:51:50,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:51:50" (1/1) ... [2020-12-01 16:51:50,733 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:51:50" (1/1) ... [2020-12-01 16:51:50,733 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:51:50" (1/1) ... [2020-12-01 16:51:50,738 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:51:50" (1/1) ... [2020-12-01 16:51:50,742 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:51:50" (1/1) ... [2020-12-01 16:51:50,744 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:51:50" (1/1) ... [2020-12-01 16:51:50,746 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:51:50,748 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:51:50,748 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:51:50,748 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:51:50,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:51:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b4cb394d-a968-4449-9d5f-c9fdb86faa03/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 16:51:50,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:51:50,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:51:50,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:51:50,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:51:50,835 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 16:51:50,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 16:51:51,173 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:51:51,174 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-12-01 16:51:51,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:51:51 BoogieIcfgContainer [2020-12-01 16:51:51,176 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:51:51,178 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:51:51,178 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:51:51,190 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:51:51,190 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:51:51" (1/1) ... [2020-12-01 16:51:51,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:51:51,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:51:51,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2020-12-01 16:51:51,277 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2020-12-01 16:51:51,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 16:51:51,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:51:51,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:51:51,451 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 16:51:51,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:51:51,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2020-12-01 16:51:51,464 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2020-12-01 16:51:51,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 16:51:51,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:51:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:51:51,625 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 16:51:51,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:51:51,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 21 states and 33 transitions. [2020-12-01 16:51:51,763 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 33 transitions. [2020-12-01 16:51:51,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 16:51:51,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:51:51,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:51:51,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:51:51,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:51:52,034 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 16:51:52,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:51:52,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 24 states and 39 transitions. [2020-12-01 16:51:52,432 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 39 transitions. [2020-12-01 16:51:52,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 16:51:52,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:51:52,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:51:52,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:51:52,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:51:52,530 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 16:51:52,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:51:52,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 25 states and 42 transitions. [2020-12-01 16:51:52,698 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 42 transitions. [2020-12-01 16:51:52,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 16:51:52,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:51:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:51:52,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 12 conjunts are in the unsatisfiable core [2020-12-01 16:51:52,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:51:52,790 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 16:51:52,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:51:52,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 28 states and 48 transitions. [2020-12-01 16:51:52,938 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 48 transitions. [2020-12-01 16:51:52,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 16:51:52,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:51:52,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:51:52,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 14 conjunts are in the unsatisfiable core [2020-12-01 16:51:52,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:51:53,064 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 16:51:53,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:51:53,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 30 states and 51 transitions. [2020-12-01 16:51:53,250 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 51 transitions. [2020-12-01 16:51:53,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 16:51:53,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:51:53,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:51:53,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-01 16:51:53,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:51:53,394 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 16:51:53,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:51:53,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 52 transitions. [2020-12-01 16:51:53,538 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 52 transitions. [2020-12-01 16:51:53,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 16:51:53,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:51:53,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:51:53,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 23 conjunts are in the unsatisfiable core [2020-12-01 16:51:53,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:51:53,726 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 16:51:54,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:51:54,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 32 states and 54 transitions. [2020-12-01 16:51:54,087 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2020-12-01 16:51:54,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:51:54,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:51:54,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:51:54,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-01 16:51:54,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:51:54,309 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 16:51:54,314 INFO L168 Benchmark]: Toolchain (without parser) took 3944.13 ms. Allocated memory was 121.6 MB in the beginning and 148.9 MB in the end (delta: 27.3 MB). Free memory was 88.3 MB in the beginning and 105.7 MB in the end (delta: -17.4 MB). Peak memory consumption was 9.8 MB. Max. memory is 16.1 GB. [2020-12-01 16:51:54,316 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 79.7 MB. Free memory was 37.8 MB in the beginning and 37.7 MB in the end (delta: 37.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:51:54,317 INFO L168 Benchmark]: CACSL2BoogieTranslator took 307.01 ms. Allocated memory is still 121.6 MB. Free memory was 88.0 MB in the beginning and 97.4 MB in the end (delta: -9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:51:54,318 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.17 ms. Allocated memory is still 121.6 MB. Free memory was 97.4 MB in the beginning and 96.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:51:54,319 INFO L168 Benchmark]: Boogie Preprocessor took 26.77 ms. Allocated memory is still 121.6 MB. Free memory was 95.3 MB in the beginning and 94.6 MB in the end (delta: 670.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:51:54,319 INFO L168 Benchmark]: RCFGBuilder took 428.95 ms. Allocated memory is still 121.6 MB. Free memory was 94.6 MB in the beginning and 77.8 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-12-01 16:51:54,320 INFO L168 Benchmark]: CodeCheck took 3134.60 ms. Allocated memory was 121.6 MB in the beginning and 148.9 MB in the end (delta: 27.3 MB). Free memory was 77.8 MB in the beginning and 105.7 MB in the end (delta: -27.8 MB). Peak memory consumption was 2.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:51:54,325 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 0.24 ms. Allocated memory is still 79.7 MB. Free memory was 37.8 MB in the beginning and 37.7 MB in the end (delta: 37.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 307.01 ms. Allocated memory is still 121.6 MB. Free memory was 88.0 MB in the beginning and 97.4 MB in the end (delta: -9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 40.17 ms. Allocated memory is still 121.6 MB. Free memory was 97.4 MB in the beginning and 96.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 26.77 ms. Allocated memory is still 121.6 MB. Free memory was 95.3 MB in the beginning and 94.6 MB in the end (delta: 670.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 428.95 ms. Allocated memory is still 121.6 MB. Free memory was 94.6 MB in the beginning and 77.8 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * CodeCheck took 3134.60 ms. Allocated memory was 121.6 MB in the beginning and 148.9 MB in the end (delta: 27.3 MB). Free memory was 77.8 MB in the beginning and 105.7 MB in the end (delta: -27.8 MB). Peak memory consumption was 2.5 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 16:51:57,401 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:51:57,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:51:57,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:51:57,479 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:51:57,485 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:51:57,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:51:57,496 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:51:57,500 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:51:57,508 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:51:57,510 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:51:57,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:51:57,517 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:51:57,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:51:57,526 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:51:57,529 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:51:57,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:51:57,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:51:57,539 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:51:57,548 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:51:57,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:51:57,553 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:51:57,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:51:57,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:51:57,570 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:51:57,574 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:51:57,575 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:51:57,577 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:51:57,579 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:51:57,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:51:57,581 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:51:57,582 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:51:57,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:51:57,586 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:51:57,587 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:51:57,588 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:51:57,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:51:57,589 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:51:57,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:51:57,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:51:57,593 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:51:57,594 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b4cb394d-a968-4449-9d5f-c9fdb86faa03/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 16:51:57,648 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:51:57,648 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:51:57,651 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:51:57,651 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:51:57,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:51:57,654 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:51:57,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:51:57,655 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:51:57,655 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:51:57,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:51:57,657 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:51:57,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:51:57,658 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:51:57,659 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:51:57,659 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:51:57,659 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:51:57,660 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:51:57,660 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:51:57,660 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:51:57,661 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:51:57,661 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:51:57,662 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:51:57,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:51:57,662 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:51:57,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:51:57,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:51:57,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:51:57,664 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:51:57,664 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:51:57,665 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:51:57,665 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:51:57,665 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:51:57,666 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:51:57,682 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_b4cb394d-a968-4449-9d5f-c9fdb86faa03/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b4cb394d-a968-4449-9d5f-c9fdb86faa03/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f1b097c6afa8c7725240a0195cb226f841ae6ea [2020-12-01 16:51:58,147 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:51:58,182 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:51:58,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:51:58,189 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:51:58,190 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:51:58,192 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b4cb394d-a968-4449-9d5f-c9fdb86faa03/bin/ukojak/../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound20.c [2020-12-01 16:51:58,292 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b4cb394d-a968-4449-9d5f-c9fdb86faa03/bin/ukojak/data/887529eac/1aa0ffb0aa434df987b15f5fef316e10/FLAG081500592 [2020-12-01 16:51:58,880 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:51:58,881 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b4cb394d-a968-4449-9d5f-c9fdb86faa03/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound20.c [2020-12-01 16:51:58,889 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b4cb394d-a968-4449-9d5f-c9fdb86faa03/bin/ukojak/data/887529eac/1aa0ffb0aa434df987b15f5fef316e10/FLAG081500592 [2020-12-01 16:51:59,233 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b4cb394d-a968-4449-9d5f-c9fdb86faa03/bin/ukojak/data/887529eac/1aa0ffb0aa434df987b15f5fef316e10 [2020-12-01 16:51:59,235 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:51:59,237 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:51:59,239 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:51:59,239 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:51:59,243 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:51:59,244 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:51:59" (1/1) ... [2020-12-01 16:51:59,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cd9b163 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:51:59, skipping insertion in model container [2020-12-01 16:51:59,246 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:51:59" (1/1) ... [2020-12-01 16:51:59,254 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:51:59,269 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:51:59,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:51:59,446 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:51:59,471 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:51:59,488 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:51:59,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:51:59 WrapperNode [2020-12-01 16:51:59,489 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:51:59,491 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:51:59,491 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:51:59,491 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:51:59,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:51:59" (1/1) ... [2020-12-01 16:51:59,507 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:51:59" (1/1) ... [2020-12-01 16:51:59,564 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:51:59,564 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:51:59,567 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:51:59,567 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:51:59,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:51:59" (1/1) ... [2020-12-01 16:51:59,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:51:59" (1/1) ... [2020-12-01 16:51:59,595 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:51:59" (1/1) ... [2020-12-01 16:51:59,595 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:51:59" (1/1) ... [2020-12-01 16:51:59,601 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:51:59" (1/1) ... [2020-12-01 16:51:59,610 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:51:59" (1/1) ... [2020-12-01 16:51:59,620 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:51:59" (1/1) ... [2020-12-01 16:51:59,624 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:51:59,632 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:51:59,633 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:51:59,633 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:51:59,634 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:51:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b4cb394d-a968-4449-9d5f-c9fdb86faa03/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 16:51:59,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 16:51:59,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:51:59,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:51:59,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:51:59,712 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 16:51:59,715 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 16:52:00,150 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:52:00,150 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-12-01 16:52:00,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:52:00 BoogieIcfgContainer [2020-12-01 16:52:00,153 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:52:00,154 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:52:00,154 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:52:00,180 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:52:00,180 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:52:00" (1/1) ... [2020-12-01 16:52:00,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:52:00,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:52:00,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2020-12-01 16:52:00,229 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2020-12-01 16:52:00,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 16:52:00,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:52:00,313 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 16:52:00,324 INFO L168 Benchmark]: Toolchain (without parser) took 1083.14 ms. Allocated memory is still 65.0 MB. Free memory was 48.3 MB in the beginning and 48.4 MB in the end (delta: -154.5 kB). Peak memory consumption was 23.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:52:00,326 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 65.0 MB. Free memory is still 47.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:52:00,328 INFO L168 Benchmark]: CACSL2BoogieTranslator took 251.01 ms. Allocated memory is still 65.0 MB. Free memory was 48.1 MB in the beginning and 37.8 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:52:00,331 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.33 ms. Allocated memory is still 65.0 MB. Free memory was 37.8 MB in the beginning and 49.9 MB in the end (delta: -12.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:52:00,332 INFO L168 Benchmark]: Boogie Preprocessor took 66.86 ms. Allocated memory is still 65.0 MB. Free memory was 49.9 MB in the beginning and 48.5 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:52:00,334 INFO L168 Benchmark]: RCFGBuilder took 520.52 ms. Allocated memory is still 65.0 MB. Free memory was 48.5 MB in the beginning and 31.9 MB in the end (delta: 16.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:52:00,335 INFO L168 Benchmark]: CodeCheck took 165.69 ms. Allocated memory is still 65.0 MB. Free memory was 31.7 MB in the beginning and 48.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. [2020-12-01 16:52:00,349 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 0.42 ms. Allocated memory is still 65.0 MB. Free memory is still 47.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 251.01 ms. Allocated memory is still 65.0 MB. Free memory was 48.1 MB in the beginning and 37.8 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 73.33 ms. Allocated memory is still 65.0 MB. Free memory was 37.8 MB in the beginning and 49.9 MB in the end (delta: -12.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 66.86 ms. Allocated memory is still 65.0 MB. Free memory was 49.9 MB in the beginning and 48.5 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 520.52 ms. Allocated memory is still 65.0 MB. Free memory was 48.5 MB in the beginning and 31.9 MB in the end (delta: 16.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * CodeCheck took 165.69 ms. Allocated memory is still 65.0 MB. Free memory was 31.7 MB in the beginning and 48.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...