./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound20.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_13863713-ec78-426a-b52b-21c83400bce8/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_13863713-ec78-426a-b52b-21c83400bce8/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_13863713-ec78-426a-b52b-21c83400bce8/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_13863713-ec78-426a-b52b-21c83400bce8/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound20.i -s /tmp/vcloud-vcloud-master/worker/run_dir_13863713-ec78-426a-b52b-21c83400bce8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_13863713-ec78-426a-b52b-21c83400bce8/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 ca5b2e062351979cc30531f22e2f0306ecbb7c02 ............................................................................................................................................................................................................................................................................................................................................................................ 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_13863713-ec78-426a-b52b-21c83400bce8/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_13863713-ec78-426a-b52b-21c83400bce8/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_13863713-ec78-426a-b52b-21c83400bce8/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_13863713-ec78-426a-b52b-21c83400bce8/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound20.i -s /tmp/vcloud-vcloud-master/worker/run_dir_13863713-ec78-426a-b52b-21c83400bce8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_13863713-ec78-426a-b52b-21c83400bce8/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 ca5b2e062351979cc30531f22e2f0306ecbb7c02 .................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 19:41:05,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:41:05,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:41:05,410 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:41:05,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:41:05,416 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:41:05,420 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:41:05,428 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:41:05,430 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:41:05,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:41:05,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:41:05,441 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:41:05,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:41:05,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:41:05,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:41:05,447 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:41:05,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:41:05,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:41:05,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:41:05,455 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:41:05,458 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:41:05,465 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:41:05,473 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:41:05,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:41:05,484 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:41:05,487 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:41:05,488 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:41:05,489 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:41:05,492 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:41:05,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:41:05,494 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:41:05,495 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:41:05,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:41:05,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:41:05,501 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:41:05,502 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:41:05,503 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:41:05,503 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:41:05,503 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:41:05,505 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:41:05,506 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:41:05,508 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_13863713-ec78-426a-b52b-21c83400bce8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 19:41:05,553 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:41:05,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:41:05,555 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 19:41:05,556 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 19:41:05,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:41:05,557 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:41:05,557 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:41:05,557 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 19:41:05,558 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:41:05,558 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 19:41:05,559 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:41:05,559 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:41:05,560 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:41:05,560 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:41:05,560 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 19:41:05,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:41:05,560 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:41:05,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:41:05,561 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 19:41:05,561 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 19:41:05,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:41:05,562 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:41:05,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:41:05,562 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:41:05,562 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:41:05,563 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:41:05,563 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 19:41:05,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 19:41:05,563 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:41:05,565 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_13863713-ec78-426a-b52b-21c83400bce8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_13863713-ec78-426a-b52b-21c83400bce8/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca5b2e062351979cc30531f22e2f0306ecbb7c02 [2020-11-29 19:41:05,823 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:41:05,855 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:41:05,858 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:41:05,860 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:41:05,861 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:41:05,862 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_13863713-ec78-426a-b52b-21c83400bce8/bin/ukojak/../../sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound20.i [2020-11-29 19:41:05,950 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_13863713-ec78-426a-b52b-21c83400bce8/bin/ukojak/data/a5bcebd8f/cbbdeee79d66463e95878c50649199f1/FLAG386260132 [2020-11-29 19:41:06,525 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:41:06,526 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_13863713-ec78-426a-b52b-21c83400bce8/sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound20.i [2020-11-29 19:41:06,532 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_13863713-ec78-426a-b52b-21c83400bce8/bin/ukojak/data/a5bcebd8f/cbbdeee79d66463e95878c50649199f1/FLAG386260132 [2020-11-29 19:41:06,875 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_13863713-ec78-426a-b52b-21c83400bce8/bin/ukojak/data/a5bcebd8f/cbbdeee79d66463e95878c50649199f1 [2020-11-29 19:41:06,881 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:41:06,882 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:41:06,884 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:41:06,884 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:41:06,888 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:41:06,889 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:41:06" (1/1) ... [2020-11-29 19:41:06,891 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f48eda7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:41:06, skipping insertion in model container [2020-11-29 19:41:06,891 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:41:06" (1/1) ... [2020-11-29 19:41:06,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:41:06,912 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:41:07,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:41:07,074 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 19:41:07,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:41:07,109 INFO L208 MainTranslator]: Completed translation [2020-11-29 19:41:07,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:41:07 WrapperNode [2020-11-29 19:41:07,110 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:41:07,111 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 19:41:07,111 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 19:41:07,112 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 19:41:07,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:41:07" (1/1) ... [2020-11-29 19:41:07,127 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:41:07" (1/1) ... [2020-11-29 19:41:07,145 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 19:41:07,146 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 19:41:07,147 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 19:41:07,147 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 19:41:07,155 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:41:07" (1/1) ... [2020-11-29 19:41:07,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:41:07" (1/1) ... [2020-11-29 19:41:07,157 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:41:07" (1/1) ... [2020-11-29 19:41:07,157 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:41:07" (1/1) ... [2020-11-29 19:41:07,161 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:41:07" (1/1) ... [2020-11-29 19:41:07,166 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:41:07" (1/1) ... [2020-11-29 19:41:07,167 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:41:07" (1/1) ... [2020-11-29 19:41:07,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 19:41:07,171 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 19:41:07,171 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 19:41:07,171 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 19:41:07,172 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:41:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_13863713-ec78-426a-b52b-21c83400bce8/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:41:07,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 19:41:07,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 19:41:07,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 19:41:07,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 19:41:07,237 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-29 19:41:07,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-29 19:41:07,680 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 19:41:07,681 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-11-29 19:41:07,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:41:07 BoogieIcfgContainer [2020-11-29 19:41:07,683 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 19:41:07,684 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 19:41:07,684 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 19:41:07,695 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 19:41:07,695 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:41:07" (1/1) ... [2020-11-29 19:41:07,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:41:07,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:41:07,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 16 states and 22 transitions. [2020-11-29 19:41:07,742 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 22 transitions. [2020-11-29 19:41:07,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-29 19:41:07,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:41:07,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:41:07,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:41:07,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:41:07,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2020-11-29 19:41:07,897 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2020-11-29 19:41:07,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-29 19:41:07,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:41:07,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:41:07,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 17 conjunts are in the unsatisfiable core [2020-11-29 19:41:07,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 19:41:08,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:41:08,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:41:08,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2020-11-29 19:41:08,349 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2020-11-29 19:41:08,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-29 19:41:08,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:41:08,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:41:08,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 20 conjunts are in the unsatisfiable core [2020-11-29 19:41:08,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 19:41:08,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:41:08,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:41:08,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2020-11-29 19:41:08,987 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2020-11-29 19:41:08,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 19:41:08,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:41:09,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:41:09,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 12 conjunts are in the unsatisfiable core [2020-11-29 19:41:09,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 19:41:09,149 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-29 19:41:09,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:41:09,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2020-11-29 19:41:09,550 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2020-11-29 19:41:09,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 19:41:09,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:41:09,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:41:09,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 11 conjunts are in the unsatisfiable core [2020-11-29 19:41:09,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 19:41:09,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:41:10,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:41:10,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 46 transitions. [2020-11-29 19:41:10,730 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2020-11-29 19:41:10,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 19:41:10,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:41:10,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:41:10,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-29 19:41:10,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 19:41:10,928 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:41:11,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:41:11,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 35 states and 53 transitions. [2020-11-29 19:41:11,833 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 53 transitions. [2020-11-29 19:41:11,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 19:41:11,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:41:11,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:41:11,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 23 conjunts are in the unsatisfiable core [2020-11-29 19:41:11,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 19:41:12,084 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:41:23,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:41:23,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 38 states and 60 transitions. [2020-11-29 19:41:23,599 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions. [2020-11-29 19:41:23,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 19:41:23,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:41:23,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:41:23,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 24 conjunts are in the unsatisfiable core [2020-11-29 19:41:23,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 19:41:24,324 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:41:24,753 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 26 [2020-11-29 19:41:25,140 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 29 [2020-11-29 19:41:25,805 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-11-29 19:41:40,173 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2020-11-29 19:41:42,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:41:42,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 45 states and 73 transitions. [2020-11-29 19:41:42,396 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 73 transitions. [2020-11-29 19:41:42,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 19:41:42,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:41:42,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:41:42,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 21 conjunts are in the unsatisfiable core [2020-11-29 19:41:42,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 19:41:43,847 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:41:45,782 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2020-11-29 19:41:46,579 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-11-29 19:41:47,328 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2020-11-29 19:41:47,919 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-11-29 19:41:48,871 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-11-29 19:41:57,389 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-11-29 19:41:58,692 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2020-11-29 19:41:59,504 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2020-11-29 19:42:10,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:10,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 52 states and 88 transitions. [2020-11-29 19:42:10,136 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 88 transitions. [2020-11-29 19:42:10,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 19:42:10,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:10,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:10,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjunts are in the unsatisfiable core [2020-11-29 19:42:10,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 19:42:11,123 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 19:42:11,447 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 20 [2020-11-29 19:42:12,155 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 21 [2020-11-29 19:42:13,686 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 19 [2020-11-29 19:42:13,995 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 20 [2020-11-29 19:42:17,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:17,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 57 states and 96 transitions. [2020-11-29 19:42:17,113 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 96 transitions. [2020-11-29 19:42:17,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 19:42:17,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:17,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:17,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 28 conjunts are in the unsatisfiable core [2020-11-29 19:42:17,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 19:42:20,304 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 17 [2020-11-29 19:42:20,335 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:42:23,333 WARN L193 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2020-11-29 19:42:24,923 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-11-29 19:42:26,240 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2020-11-29 19:42:27,660 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-11-29 19:42:51,889 WARN L193 SmtUtils]: Spent 22.36 s on a formula simplification that was a NOOP. DAG size: 45 [2020-11-29 19:42:57,433 WARN L193 SmtUtils]: Spent 788.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-11-29 19:43:04,981 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-11-29 19:43:06,892 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-11-29 19:43:07,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:07,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 64 states and 109 transitions. [2020-11-29 19:43:07,443 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 109 transitions. [2020-11-29 19:43:07,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 19:43:07,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:07,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:07,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 34 conjunts are in the unsatisfiable core [2020-11-29 19:43:07,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 19:43:10,917 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 22 [2020-11-29 19:43:43,130 WARN L193 SmtUtils]: Spent 10.44 s on a formula simplification. DAG size of input: 32 DAG size of output: 24 [2020-11-29 19:43:46,436 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2020-11-29 19:43:46,469 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2020-11-29 19:43:46,475 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 19:43:46,480 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-29 19:43:46,524 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 19:43:48,996 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 21 [2020-11-29 19:43:51,474 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 24 [2020-11-29 19:43:54,785 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 24 [2020-11-29 19:44:10,687 WARN L193 SmtUtils]: Spent 11.28 s on a formula simplification that was a NOOP. DAG size: 58 [2020-11-29 19:44:37,143 WARN L193 SmtUtils]: Spent 11.98 s on a formula simplification that was a NOOP. DAG size: 59 [2020-11-29 19:44:40,789 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-11-29 19:44:43,135 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-11-29 19:44:47,103 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-11-29 19:44:48,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:48,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 72 states and 125 transitions. [2020-11-29 19:44:48,036 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 125 transitions. [2020-11-29 19:44:48,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-29 19:44:48,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:48,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:48,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 30 conjunts are in the unsatisfiable core [2020-11-29 19:44:48,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 19:44:51,063 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2020-11-29 19:44:53,402 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 17 [2020-11-29 19:44:53,425 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:44:58,468 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2020-11-29 19:45:01,536 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-11-29 19:45:04,177 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2020-11-29 19:45:07,449 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-11-29 19:45:13,857 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 63 [2020-11-29 19:45:41,743 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 64 [2020-11-29 19:45:46,325 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2020-11-29 19:45:49,611 WARN L193 SmtUtils]: Spent 832.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-11-29 19:46:06,076 WARN L193 SmtUtils]: Spent 886.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-11-29 19:46:07,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:07,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 77 states and 134 transitions. [2020-11-29 19:46:07,871 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 134 transitions. [2020-11-29 19:46:07,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-29 19:46:07,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:17,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2020-11-29 19:46:18,222 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) [2020-11-29 19:46:18,226 INFO L168 Benchmark]: Toolchain (without parser) took 311343.11 ms. Allocated memory was 98.6 MB in the beginning and 134.2 MB in the end (delta: 35.7 MB). Free memory was 73.7 MB in the beginning and 37.0 MB in the end (delta: 36.6 MB). Peak memory consumption was 75.3 MB. Max. memory is 16.1 GB. [2020-11-29 19:46:18,226 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 75.5 MB. Free memory is still 45.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:46:18,227 INFO L168 Benchmark]: CACSL2BoogieTranslator took 226.46 ms. Allocated memory is still 98.6 MB. Free memory was 73.5 MB in the beginning and 63.7 MB in the end (delta: 9.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 19:46:18,228 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.56 ms. Allocated memory is still 98.6 MB. Free memory was 63.7 MB in the beginning and 62.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:46:18,229 INFO L168 Benchmark]: Boogie Preprocessor took 23.29 ms. Allocated memory is still 98.6 MB. Free memory was 62.3 MB in the beginning and 61.2 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:46:18,230 INFO L168 Benchmark]: RCFGBuilder took 512.47 ms. Allocated memory is still 98.6 MB. Free memory was 61.2 MB in the beginning and 43.1 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-29 19:46:18,231 INFO L168 Benchmark]: CodeCheck took 310540.82 ms. Allocated memory was 98.6 MB in the beginning and 134.2 MB in the end (delta: 35.7 MB). Free memory was 43.1 MB in the beginning and 37.0 MB in the end (delta: 6.1 MB). Peak memory consumption was 43.8 MB. Max. memory is 16.1 GB. [2020-11-29 19:46:18,235 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 0.23 ms. Allocated memory is still 75.5 MB. Free memory is still 45.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 226.46 ms. Allocated memory is still 98.6 MB. Free memory was 73.5 MB in the beginning and 63.7 MB in the end (delta: 9.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 34.56 ms. Allocated memory is still 98.6 MB. Free memory was 63.7 MB in the beginning and 62.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 23.29 ms. Allocated memory is still 98.6 MB. Free memory was 62.3 MB in the beginning and 61.2 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 512.47 ms. Allocated memory is still 98.6 MB. Free memory was 61.2 MB in the beginning and 43.1 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * CodeCheck took 310540.82 ms. Allocated memory was 98.6 MB in the beginning and 134.2 MB in the end (delta: 35.7 MB). Free memory was 43.1 MB in the beginning and 37.0 MB in the end (delta: 6.1 MB). Peak memory consumption was 43.8 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 19:46:21,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:46:21,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:46:21,330 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:46:21,331 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:46:21,339 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:46:21,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:46:21,348 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:46:21,353 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:46:21,361 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:46:21,364 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:46:21,387 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:46:21,388 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:46:21,393 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:46:21,398 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:46:21,401 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:46:21,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:46:21,407 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:46:21,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:46:21,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:46:21,425 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:46:21,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:46:21,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:46:21,439 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:46:21,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:46:21,449 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:46:21,450 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:46:21,451 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:46:21,453 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:46:21,455 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:46:21,456 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:46:21,457 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:46:21,460 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:46:21,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:46:21,463 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:46:21,463 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:46:21,465 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:46:21,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:46:21,466 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:46:21,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:46:21,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:46:21,471 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_13863713-ec78-426a-b52b-21c83400bce8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-29 19:46:21,540 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:46:21,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:46:21,544 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 19:46:21,544 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 19:46:21,546 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:46:21,546 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:46:21,547 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:46:21,548 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 19:46:21,548 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 19:46:21,548 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:46:21,550 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:46:21,550 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:46:21,550 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:46:21,551 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 19:46:21,551 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 19:46:21,551 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 19:46:21,552 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 19:46:21,552 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:46:21,552 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:46:21,552 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:46:21,553 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 19:46:21,553 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 19:46:21,553 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:46:21,554 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:46:21,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:46:21,554 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:46:21,554 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:46:21,555 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:46:21,555 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-29 19:46:21,555 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 19:46:21,556 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:46:21,556 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-29 19:46:21,556 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 19:46:21,557 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_13863713-ec78-426a-b52b-21c83400bce8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_13863713-ec78-426a-b52b-21c83400bce8/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca5b2e062351979cc30531f22e2f0306ecbb7c02 [2020-11-29 19:46:22,133 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:46:22,185 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:46:22,190 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:46:22,192 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:46:22,193 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:46:22,195 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_13863713-ec78-426a-b52b-21c83400bce8/bin/ukojak/../../sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound20.i [2020-11-29 19:46:22,286 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_13863713-ec78-426a-b52b-21c83400bce8/bin/ukojak/data/f61740a33/914ffb2910614a949a625a3340c299d2/FLAGec2392b92 [2020-11-29 19:46:22,872 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:46:22,873 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_13863713-ec78-426a-b52b-21c83400bce8/sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound20.i [2020-11-29 19:46:22,882 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_13863713-ec78-426a-b52b-21c83400bce8/bin/ukojak/data/f61740a33/914ffb2910614a949a625a3340c299d2/FLAGec2392b92 [2020-11-29 19:46:23,254 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_13863713-ec78-426a-b52b-21c83400bce8/bin/ukojak/data/f61740a33/914ffb2910614a949a625a3340c299d2 [2020-11-29 19:46:23,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:46:23,263 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:46:23,269 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:46:23,269 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:46:23,274 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:46:23,275 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:46:23" (1/1) ... [2020-11-29 19:46:23,278 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f2caa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:46:23, skipping insertion in model container [2020-11-29 19:46:23,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:46:23" (1/1) ... [2020-11-29 19:46:23,289 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:46:23,315 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:46:23,612 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:46:23,635 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 19:46:23,678 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:46:23,716 INFO L208 MainTranslator]: Completed translation [2020-11-29 19:46:23,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:46:23 WrapperNode [2020-11-29 19:46:23,720 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:46:23,722 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 19:46:23,723 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 19:46:23,724 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 19:46:23,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:46:23" (1/1) ... [2020-11-29 19:46:23,749 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:46:23" (1/1) ... [2020-11-29 19:46:23,817 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 19:46:23,819 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 19:46:23,820 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 19:46:23,820 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 19:46:23,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:46:23" (1/1) ... [2020-11-29 19:46:23,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:46:23" (1/1) ... [2020-11-29 19:46:23,846 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:46:23" (1/1) ... [2020-11-29 19:46:23,847 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:46:23" (1/1) ... [2020-11-29 19:46:23,853 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:46:23" (1/1) ... [2020-11-29 19:46:23,859 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:46:23" (1/1) ... [2020-11-29 19:46:23,861 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:46:23" (1/1) ... [2020-11-29 19:46:23,864 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 19:46:23,866 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 19:46:23,866 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 19:46:23,866 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 19:46:23,868 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:46:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_13863713-ec78-426a-b52b-21c83400bce8/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:46:23,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-29 19:46:23,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 19:46:23,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 19:46:23,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 19:46:23,966 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-29 19:46:23,966 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-29 19:46:24,792 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 19:46:24,792 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-11-29 19:46:24,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:46:24 BoogieIcfgContainer [2020-11-29 19:46:24,795 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 19:46:24,796 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 19:46:24,797 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 19:46:24,811 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 19:46:24,812 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:46:24" (1/1) ... [2020-11-29 19:46:24,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:46:24,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:24,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 16 states and 22 transitions. [2020-11-29 19:46:24,897 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 22 transitions. [2020-11-29 19:46:24,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-29 19:46:24,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:24,963 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-29 19:46:24,975 INFO L168 Benchmark]: Toolchain (without parser) took 1708.70 ms. Allocated memory was 50.3 MB in the beginning and 69.2 MB in the end (delta: 18.9 MB). Free memory was 27.2 MB in the beginning and 48.3 MB in the end (delta: -21.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:46:24,978 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 50.3 MB. Free memory was 32.2 MB in the beginning and 32.1 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:46:24,982 INFO L168 Benchmark]: CACSL2BoogieTranslator took 452.32 ms. Allocated memory was 50.3 MB in the beginning and 69.2 MB in the end (delta: 18.9 MB). Free memory was 26.9 MB in the beginning and 52.4 MB in the end (delta: -25.4 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. [2020-11-29 19:46:24,984 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.02 ms. Allocated memory is still 69.2 MB. Free memory was 52.4 MB in the beginning and 50.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:46:24,986 INFO L168 Benchmark]: Boogie Preprocessor took 45.36 ms. Allocated memory is still 69.2 MB. Free memory was 50.7 MB in the beginning and 49.6 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:46:24,987 INFO L168 Benchmark]: RCFGBuilder took 929.79 ms. Allocated memory is still 69.2 MB. Free memory was 49.6 MB in the beginning and 31.2 MB in the end (delta: 18.4 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-29 19:46:24,988 INFO L168 Benchmark]: CodeCheck took 173.80 ms. Allocated memory is still 69.2 MB. Free memory was 31.2 MB in the beginning and 48.3 MB in the end (delta: -17.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:46:25,004 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 0.45 ms. Allocated memory is still 50.3 MB. Free memory was 32.2 MB in the beginning and 32.1 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 452.32 ms. Allocated memory was 50.3 MB in the beginning and 69.2 MB in the end (delta: 18.9 MB). Free memory was 26.9 MB in the beginning and 52.4 MB in the end (delta: -25.4 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 95.02 ms. Allocated memory is still 69.2 MB. Free memory was 52.4 MB in the beginning and 50.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 45.36 ms. Allocated memory is still 69.2 MB. Free memory was 50.7 MB in the beginning and 49.6 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 929.79 ms. Allocated memory is still 69.2 MB. Free memory was 49.6 MB in the beginning and 31.2 MB in the end (delta: 18.4 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * CodeCheck took 173.80 ms. Allocated memory is still 69.2 MB. Free memory was 31.2 MB in the beginning and 48.3 MB in the end (delta: -17.2 MB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...