./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/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 18c029257c8319cd9595edc065346f5d5f2a5d97 ............................................................................................................................................................................................................................................................ 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_72a91265-c927-4ec3-a6b6-6418b8ddf250/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/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 18c029257c8319cd9595edc065346f5d5f2a5d97 ..................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:44:03,567 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:44:03,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:44:03,636 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:44:03,637 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:44:03,638 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:44:03,640 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:44:03,643 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:44:03,645 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:44:03,647 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:44:03,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:44:03,650 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:44:03,650 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:44:03,652 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:44:03,653 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:44:03,655 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:44:03,656 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:44:03,658 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:44:03,660 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:44:03,663 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:44:03,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:44:03,668 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:44:03,669 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:44:03,671 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:44:03,675 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:44:03,676 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:44:03,676 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:44:03,677 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:44:03,678 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:44:03,679 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:44:03,680 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:44:03,681 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:44:03,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:44:03,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:44:03,685 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:44:03,685 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:44:03,686 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:44:03,687 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:44:03,687 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:44:03,689 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:44:03,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:44:03,691 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:44:03,716 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:44:03,716 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:44:03,717 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:44:03,717 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:44:03,718 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:44:03,718 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:44:03,719 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:44:03,719 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:44:03,719 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:44:03,719 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:44:03,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:44:03,720 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:44:03,720 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:44:03,720 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:44:03,721 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:44:03,721 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:44:03,721 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:44:03,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:44:03,722 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:44:03,722 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:44:03,722 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:44:03,722 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:44:03,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:44:03,723 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:44:03,723 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:44:03,724 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:44:03,724 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:44:03,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:44:03,724 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:44:03,724 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_72a91265-c927-4ec3-a6b6-6418b8ddf250/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 18c029257c8319cd9595edc065346f5d5f2a5d97 [2020-11-28 04:44:03,954 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:44:03,981 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:44:03,984 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:44:03,985 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:44:03,986 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:44:03,987 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/bin/ukojak/../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound2.i [2020-11-28 04:44:04,054 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/bin/ukojak/data/f51aff516/d1ffa7a94a0140ce85e1b41ee5963397/FLAGdd0c7ce8e [2020-11-28 04:44:04,528 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:44:04,531 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound2.i [2020-11-28 04:44:04,544 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/bin/ukojak/data/f51aff516/d1ffa7a94a0140ce85e1b41ee5963397/FLAGdd0c7ce8e [2020-11-28 04:44:04,888 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/bin/ukojak/data/f51aff516/d1ffa7a94a0140ce85e1b41ee5963397 [2020-11-28 04:44:04,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:44:04,892 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:44:04,894 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:44:04,894 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:44:04,897 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:44:04,898 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:04" (1/1) ... [2020-11-28 04:44:04,900 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2957d2d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:04, skipping insertion in model container [2020-11-28 04:44:04,900 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:04" (1/1) ... [2020-11-28 04:44:04,907 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:44:04,922 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:44:05,104 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:44:05,113 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:44:05,130 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:44:05,146 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:44:05,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:05 WrapperNode [2020-11-28 04:44:05,147 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:44:05,148 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:44:05,148 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:44:05,148 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:44:05,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:05" (1/1) ... [2020-11-28 04:44:05,164 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:05" (1/1) ... [2020-11-28 04:44:05,183 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:44:05,184 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:44:05,184 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:44:05,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:44:05,193 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:05" (1/1) ... [2020-11-28 04:44:05,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:05" (1/1) ... [2020-11-28 04:44:05,195 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:05" (1/1) ... [2020-11-28 04:44:05,195 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:05" (1/1) ... [2020-11-28 04:44:05,199 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:05" (1/1) ... [2020-11-28 04:44:05,203 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:05" (1/1) ... [2020-11-28 04:44:05,204 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:05" (1/1) ... [2020-11-28 04:44:05,206 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:44:05,207 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:44:05,208 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:44:05,208 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:44:05,209 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:44:05,278 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-28 04:44:05,279 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-28 04:44:05,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:44:05,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:44:05,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:44:05,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:44:05,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-28 04:44:05,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-28 04:44:05,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_unsigned_int [2020-11-28 04:44:05,695 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:44:05,695 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-28 04:44:05,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:44:05 BoogieIcfgContainer [2020-11-28 04:44:05,698 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:44:05,698 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:44:05,699 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:44:05,711 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:44:05,711 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:44:05" (1/1) ... [2020-11-28 04:44:05,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:44:05,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:05,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2020-11-28 04:44:05,762 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2020-11-28 04:44:05,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-28 04:44:05,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:05,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:05,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:44:06,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:06,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 28 transitions. [2020-11-28 04:44:06,011 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2020-11-28 04:44:06,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 04:44:06,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:06,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:06,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:44:06,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:06,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 31 transitions. [2020-11-28 04:44:06,226 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2020-11-28 04:44:06,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 04:44:06,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:06,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:06,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 8 conjunts are in the unsatisfiable core [2020-11-28 04:44:06,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 04:44:06,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:44:07,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:07,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 33 states and 48 transitions. [2020-11-28 04:44:07,330 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2020-11-28 04:44:07,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 04:44:07,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:07,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:07,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-28 04:44:07,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 04:44:07,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:44:08,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:08,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 36 states and 54 transitions. [2020-11-28 04:44:08,349 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2020-11-28 04:44:08,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-28 04:44:08,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:08,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:08,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-28 04:44:08,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 04:44:08,449 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:44:08,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:08,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 38 states and 56 transitions. [2020-11-28 04:44:08,720 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 56 transitions. [2020-11-28 04:44:08,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-28 04:44:08,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:08,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:08,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-28 04:44:08,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 04:44:08,867 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:44:10,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:10,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 38 states and 53 transitions. [2020-11-28 04:44:10,065 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2020-11-28 04:44:10,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-28 04:44:10,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:20,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2020-11-28 04:44:20,451 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-28 04:44:20,455 INFO L168 Benchmark]: Toolchain (without parser) took 15561.73 ms. Allocated memory was 96.5 MB in the beginning and 144.7 MB in the end (delta: 48.2 MB). Free memory was 67.4 MB in the beginning and 74.4 MB in the end (delta: -6.9 MB). Peak memory consumption was 39.9 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:20,456 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 96.5 MB. Free memory was 56.2 MB in the beginning and 56.2 MB in the end (delta: 1.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:44:20,457 INFO L168 Benchmark]: CACSL2BoogieTranslator took 253.46 ms. Allocated memory is still 96.5 MB. Free memory was 67.2 MB in the beginning and 73.6 MB in the end (delta: -6.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:20,458 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.41 ms. Allocated memory is still 96.5 MB. Free memory was 73.6 MB in the beginning and 72.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:20,459 INFO L168 Benchmark]: Boogie Preprocessor took 22.79 ms. Allocated memory is still 96.5 MB. Free memory was 72.0 MB in the beginning and 71.0 MB in the end (delta: 994.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:44:20,459 INFO L168 Benchmark]: RCFGBuilder took 490.20 ms. Allocated memory is still 96.5 MB. Free memory was 71.0 MB in the beginning and 53.5 MB in the end (delta: 17.5 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:20,460 INFO L168 Benchmark]: CodeCheck took 14754.81 ms. Allocated memory was 96.5 MB in the beginning and 144.7 MB in the end (delta: 48.2 MB). Free memory was 53.5 MB in the beginning and 74.4 MB in the end (delta: -20.9 MB). Peak memory consumption was 28.0 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:20,465 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 96.5 MB. Free memory was 56.2 MB in the beginning and 56.2 MB in the end (delta: 1.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 253.46 ms. Allocated memory is still 96.5 MB. Free memory was 67.2 MB in the beginning and 73.6 MB in the end (delta: -6.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 35.41 ms. Allocated memory is still 96.5 MB. Free memory was 73.6 MB in the beginning and 72.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 22.79 ms. Allocated memory is still 96.5 MB. Free memory was 72.0 MB in the beginning and 71.0 MB in the end (delta: 994.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 490.20 ms. Allocated memory is still 96.5 MB. Free memory was 71.0 MB in the beginning and 53.5 MB in the end (delta: 17.5 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * CodeCheck took 14754.81 ms. Allocated memory was 96.5 MB in the beginning and 144.7 MB in the end (delta: 48.2 MB). Free memory was 53.5 MB in the beginning and 74.4 MB in the end (delta: -20.9 MB). Peak memory consumption was 28.0 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:44:23,127 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:44:23,130 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:44:23,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:44:23,184 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:44:23,188 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:44:23,191 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:44:23,196 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:44:23,199 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:44:23,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:44:23,207 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:44:23,211 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:44:23,212 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:44:23,215 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:44:23,219 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:44:23,221 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:44:23,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:44:23,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:44:23,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:44:23,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:44:23,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:44:23,242 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:44:23,244 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:44:23,252 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:44:23,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:44:23,259 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:44:23,260 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:44:23,261 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:44:23,262 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:44:23,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:44:23,264 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:44:23,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:44:23,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:44:23,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:44:23,268 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:44:23,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:44:23,269 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:44:23,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:44:23,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:44:23,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:44:23,272 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:44:23,273 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-28 04:44:23,304 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:44:23,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:44:23,307 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:44:23,307 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:44:23,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:44:23,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:44:23,309 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:44:23,310 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:44:23,310 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:44:23,311 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:44:23,312 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:44:23,312 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:44:23,312 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:44:23,312 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:44:23,313 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:44:23,313 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:44:23,313 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:44:23,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:44:23,314 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:44:23,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:44:23,314 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:44:23,314 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:44:23,315 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:44:23,315 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:44:23,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:44:23,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:44:23,316 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:44:23,316 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:44:23,316 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:44:23,316 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:44:23,317 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:44:23,317 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:44:23,317 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:44:23,318 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_72a91265-c927-4ec3-a6b6-6418b8ddf250/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 18c029257c8319cd9595edc065346f5d5f2a5d97 [2020-11-28 04:44:23,785 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:44:23,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:44:23,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:44:23,816 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:44:23,817 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:44:23,818 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/bin/ukojak/../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound2.i [2020-11-28 04:44:23,892 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/bin/ukojak/data/f3f57c14f/6e8e40fe6aa64c2d8a5bad02f0f50d37/FLAG601a58590 [2020-11-28 04:44:24,431 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:44:24,431 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound2.i [2020-11-28 04:44:24,444 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/bin/ukojak/data/f3f57c14f/6e8e40fe6aa64c2d8a5bad02f0f50d37/FLAG601a58590 [2020-11-28 04:44:24,816 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/bin/ukojak/data/f3f57c14f/6e8e40fe6aa64c2d8a5bad02f0f50d37 [2020-11-28 04:44:24,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:44:24,822 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:44:24,826 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:44:24,826 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:44:24,830 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:44:24,831 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:24" (1/1) ... [2020-11-28 04:44:24,840 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53efbf9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:24, skipping insertion in model container [2020-11-28 04:44:24,840 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:24" (1/1) ... [2020-11-28 04:44:24,848 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:44:24,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:44:25,085 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:44:25,097 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:44:25,119 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:44:25,135 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:44:25,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:25 WrapperNode [2020-11-28 04:44:25,136 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:44:25,139 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:44:25,139 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:44:25,139 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:44:25,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:25" (1/1) ... [2020-11-28 04:44:25,156 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:25" (1/1) ... [2020-11-28 04:44:25,175 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:44:25,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:44:25,177 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:44:25,177 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:44:25,185 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:25" (1/1) ... [2020-11-28 04:44:25,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:25" (1/1) ... [2020-11-28 04:44:25,188 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:25" (1/1) ... [2020-11-28 04:44:25,189 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:25" (1/1) ... [2020-11-28 04:44:25,194 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:25" (1/1) ... [2020-11-28 04:44:25,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:25" (1/1) ... [2020-11-28 04:44:25,200 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:25" (1/1) ... [2020-11-28 04:44:25,203 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:44:25,204 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:44:25,204 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:44:25,204 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:44:25,205 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_72a91265-c927-4ec3-a6b6-6418b8ddf250/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:44:25,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:44:25,294 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-28 04:44:25,294 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-28 04:44:25,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:44:25,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:44:25,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:44:25,296 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-28 04:44:25,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-28 04:44:25,296 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_unsigned_int [2020-11-28 04:44:25,859 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:44:25,859 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-28 04:44:25,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:44:25 BoogieIcfgContainer [2020-11-28 04:44:25,861 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:44:25,862 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:44:25,862 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:44:25,873 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:44:25,873 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:44:25" (1/1) ... [2020-11-28 04:44:25,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:44:25,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:25,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2020-11-28 04:44:25,952 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2020-11-28 04:44:25,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-28 04:44:25,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:26,002 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-28 04:44:26,011 INFO L168 Benchmark]: Toolchain (without parser) took 1186.79 ms. Allocated memory is still 65.0 MB. Free memory was 50.1 MB in the beginning and 45.6 MB in the end (delta: 4.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:26,012 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 48.2 MB. Free memory is still 30.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:44:26,014 INFO L168 Benchmark]: CACSL2BoogieTranslator took 311.16 ms. Allocated memory is still 65.0 MB. Free memory was 49.9 MB in the beginning and 39.6 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:26,016 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.86 ms. Allocated memory is still 65.0 MB. Free memory was 39.4 MB in the beginning and 38.1 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:44:26,017 INFO L168 Benchmark]: Boogie Preprocessor took 26.75 ms. Allocated memory is still 65.0 MB. Free memory was 38.1 MB in the beginning and 36.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:26,019 INFO L168 Benchmark]: RCFGBuilder took 657.44 ms. Allocated memory is still 65.0 MB. Free memory was 36.8 MB in the beginning and 34.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:26,020 INFO L168 Benchmark]: CodeCheck took 145.46 ms. Allocated memory is still 65.0 MB. Free memory was 34.5 MB in the beginning and 45.6 MB in the end (delta: -11.1 MB). Peak memory consumption was 6.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:26,030 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 48.2 MB. Free memory is still 30.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 311.16 ms. Allocated memory is still 65.0 MB. Free memory was 49.9 MB in the beginning and 39.6 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 36.86 ms. Allocated memory is still 65.0 MB. Free memory was 39.4 MB in the beginning and 38.1 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 26.75 ms. Allocated memory is still 65.0 MB. Free memory was 38.1 MB in the beginning and 36.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 657.44 ms. Allocated memory is still 65.0 MB. Free memory was 36.8 MB in the beginning and 34.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * CodeCheck took 145.46 ms. Allocated memory is still 65.0 MB. Free memory was 34.5 MB in the beginning and 45.6 MB in the end (delta: -11.1 MB). Peak memory consumption was 6.8 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...