./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI --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 946e199240c0e980bd422384e40e4d2247ef6b3560471b18ba5a354c3628dba9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI --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 946e199240c0e980bd422384e40e4d2247ef6b3560471b18ba5a354c3628dba9 ....................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:55:23,030 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:55:23,032 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:55:23,073 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:55:23,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:55:23,084 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:55:23,087 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:55:23,092 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:55:23,095 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:55:23,097 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:55:23,098 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:55:23,101 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:55:23,102 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:55:23,108 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:55:23,110 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:55:23,112 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:55:23,117 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:55:23,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:55:23,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:55:23,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:55:23,131 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:55:23,133 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:55:23,137 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:55:23,138 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:55:23,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:55:23,149 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:55:23,150 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:55:23,151 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:55:23,153 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:55:23,154 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:55:23,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:55:23,157 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:55:23,159 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:55:23,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:55:23,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:55:23,162 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:55:23,163 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:55:23,163 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:55:23,163 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:55:23,164 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:55:23,165 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:55:23,166 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:55:23,207 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:55:23,210 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:55:23,211 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:55:23,211 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:55:23,212 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:55:23,212 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:55:23,213 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:55:23,213 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:55:23,213 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:55:23,213 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:55:23,214 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:55:23,215 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:55:23,215 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:55:23,215 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:55:23,215 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:55:23,216 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:55:23,216 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:55:23,216 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:55:23,216 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:55:23,217 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:55:23,217 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:55:23,217 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:55:23,217 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:55:23,218 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:55:23,218 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:55:23,218 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:55:23,218 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:55:23,219 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:55:23,219 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_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 946e199240c0e980bd422384e40e4d2247ef6b3560471b18ba5a354c3628dba9 [2021-10-29 03:55:23,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:55:23,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:55:23,560 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:55:23,562 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:55:23,563 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:55:23,564 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound20.c [2021-10-29 03:55:23,641 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/data/26a13eb5d/e8983bd8f1fb4423b36871c8d0b8a0ad/FLAG9c9628ae1 [2021-10-29 03:55:24,116 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:55:24,118 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound20.c [2021-10-29 03:55:24,125 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/data/26a13eb5d/e8983bd8f1fb4423b36871c8d0b8a0ad/FLAG9c9628ae1 [2021-10-29 03:55:24,492 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/data/26a13eb5d/e8983bd8f1fb4423b36871c8d0b8a0ad [2021-10-29 03:55:24,495 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:55:24,496 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:55:24,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:55:24,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:55:24,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:55:24,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:55:24" (1/1) ... [2021-10-29 03:55:24,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14ae44af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:55:24, skipping insertion in model container [2021-10-29 03:55:24,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:55:24" (1/1) ... [2021-10-29 03:55:24,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:55:24,527 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:55:24,693 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound20.c[458,471] [2021-10-29 03:55:24,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:55:24,734 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:55:24,746 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound20.c[458,471] [2021-10-29 03:55:24,773 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:55:24,799 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:55:24,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:55:24 WrapperNode [2021-10-29 03:55:24,799 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:55:24,801 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:55:24,801 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:55:24,803 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:55:24,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:55:24" (1/1) ... [2021-10-29 03:55:24,819 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:55:24" (1/1) ... [2021-10-29 03:55:24,854 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:55:24,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:55:24,855 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:55:24,855 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:55:24,864 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:55:24" (1/1) ... [2021-10-29 03:55:24,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:55:24" (1/1) ... [2021-10-29 03:55:24,872 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:55:24" (1/1) ... [2021-10-29 03:55:24,872 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:55:24" (1/1) ... [2021-10-29 03:55:24,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:55:24" (1/1) ... [2021-10-29 03:55:24,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:55:24" (1/1) ... [2021-10-29 03:55:24,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:55:24" (1/1) ... [2021-10-29 03:55:24,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:55:24,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:55:24,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:55:24,893 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:55:24,896 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:55:24" (1/1) ... [2021-10-29 03:55:24,903 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:55:24,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:55:24,937 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:55:24,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:55:24,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:55:24,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:55:24,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:55:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:55:24,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-10-29 03:55:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-10-29 03:55:25,253 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:55:25,253 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-29 03:55:25,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:55:25 BoogieIcfgContainer [2021-10-29 03:55:25,256 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:55:25,257 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:55:25,257 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:55:25,267 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:55:25,268 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:55:25" (1/1) ... [2021-10-29 03:55:25,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:55:25,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:55:25,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2021-10-29 03:55:25,313 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2021-10-29 03:55:25,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 03:55:25,315 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:55:25,316 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:55:25,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:55:25,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:55:25,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:55:25,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2021-10-29 03:55:25,465 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2021-10-29 03:55:25,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 03:55:25,465 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:55:25,466 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:55:25,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:55:25,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:55:25,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:55:25,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2021-10-29 03:55:25,582 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2021-10-29 03:55:25,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 03:55:25,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:55:25,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:55:25,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:55:25,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 03:55:25,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:55:25,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:55:26,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:55:26,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2021-10-29 03:55:26,559 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2021-10-29 03:55:26,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:55:26,563 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:55:26,564 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:55:26,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:55:26,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:55:26,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:55:26,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:55:27,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:55:27,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 26 states and 41 transitions. [2021-10-29 03:55:27,309 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 41 transitions. [2021-10-29 03:55:27,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:55:27,310 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:55:27,311 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:55:27,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:55:27,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:55:27,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:55:27,517 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:55:28,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:55:28,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2021-10-29 03:55:28,204 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2021-10-29 03:55:28,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:55:28,205 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:55:28,205 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:55:28,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:55:28,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 03:55:28,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:55:28,362 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:55:29,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:55:29,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 38 states and 73 transitions. [2021-10-29 03:55:29,286 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 73 transitions. [2021-10-29 03:55:29,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:55:29,288 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:55:29,288 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:55:29,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:55:29,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:55:29,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:55:29,396 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:55:29,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:55:29,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 40 states and 74 transitions. [2021-10-29 03:55:29,748 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 74 transitions. [2021-10-29 03:55:29,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:55:29,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:55:29,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:55:29,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:55:29,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 03:55:29,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:55:29,880 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:55:29,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:55:29,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 42 states and 84 transitions. [2021-10-29 03:55:29,976 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 84 transitions. [2021-10-29 03:55:29,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:55:29,977 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:55:29,978 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:55:30,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:55:30,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 03:55:30,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:55:30,189 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:55:31,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:55:31,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 46 states and 99 transitions. [2021-10-29 03:55:31,049 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 99 transitions. [2021-10-29 03:55:31,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:55:31,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:55:31,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:55:31,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:55:31,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-29 03:55:31,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:55:31,302 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:55:32,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:55:32,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 50 states and 113 transitions. [2021-10-29 03:55:32,436 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 113 transitions. [2021-10-29 03:55:32,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:55:32,438 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:55:32,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:55:32,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:55:32,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-29 03:55:32,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:55:32,734 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:55:33,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:55:33,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 52 states and 114 transitions. [2021-10-29 03:55:33,236 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 114 transitions. [2021-10-29 03:55:33,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:55:33,237 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:55:33,238 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:55:33,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:55:33,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 03:55:33,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:55:33,351 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:55:34,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:55:34,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 56 states and 129 transitions. [2021-10-29 03:55:34,304 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 129 transitions. [2021-10-29 03:55:34,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:55:34,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:55:34,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:55:34,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:55:34,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-29 03:55:34,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:55:34,627 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:55:35,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:55:35,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 58 states and 130 transitions. [2021-10-29 03:55:35,206 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 130 transitions. [2021-10-29 03:55:35,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:55:35,208 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:55:35,208 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:55:35,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:55:35,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-29 03:55:35,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:55:35,708 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 03:55:37,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:55:37,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 68 states and 171 transitions. [2021-10-29 03:55:37,751 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 171 transitions. [2021-10-29 03:55:37,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:55:37,756 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:55:37,756 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:55:37,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:55:37,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-29 03:55:37,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:55:37,949 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 03:55:38,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:55:38,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 70 states and 173 transitions. [2021-10-29 03:55:38,537 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 173 transitions. [2021-10-29 03:55:38,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:55:38,539 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:55:38,540 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:55:38,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:55:38,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 19 conjunts are in the unsatisfiable core [2021-10-29 03:55:38,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:55:38,971 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 03:55:41,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:55:41,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 74 states and 188 transitions. [2021-10-29 03:55:41,584 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 188 transitions. [2021-10-29 03:55:41,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:55:41,586 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:55:41,586 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:55:41,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:55:41,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 19 conjunts are in the unsatisfiable core [2021-10-29 03:55:41,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:55:41,947 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 03:55:42,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:55:42,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 76 states and 189 transitions. [2021-10-29 03:55:42,908 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 189 transitions. [2021-10-29 03:55:42,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:55:42,910 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:55:42,910 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:55:43,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:55:43,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 19 conjunts are in the unsatisfiable core [2021-10-29 03:55:43,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:55:43,192 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 03:55:44,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:55:44,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 78 states and 190 transitions. [2021-10-29 03:55:44,543 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 190 transitions. [2021-10-29 03:55:44,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:55:44,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:55:44,545 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:55:44,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:55:44,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-29 03:55:44,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:55:44,845 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:55:47,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:55:47,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 86 states and 235 transitions. [2021-10-29 03:55:47,721 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 235 transitions. [2021-10-29 03:55:47,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:55:47,722 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:55:47,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:55:47,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:55:47,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 19 conjunts are in the unsatisfiable core [2021-10-29 03:55:47,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:55:48,084 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 03:55:49,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:55:49,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 89 states and 238 transitions. [2021-10-29 03:55:49,561 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 238 transitions. [2021-10-29 03:55:49,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:55:49,563 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:55:49,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:55:49,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:55:49,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-29 03:55:49,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:55:49,704 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:55:50,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:55:50,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 89 states and 237 transitions. [2021-10-29 03:55:50,029 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 237 transitions. [2021-10-29 03:55:50,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:55:50,030 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:55:50,031 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:55:50,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:55:50,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-29 03:55:50,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:55:50,146 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:55:50,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:55:50,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 89 states and 236 transitions. [2021-10-29 03:55:50,471 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 236 transitions. [2021-10-29 03:55:50,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 03:55:50,472 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:55:50,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:55:50,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:55:50,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-29 03:55:50,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:55:51,153 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 03:55:55,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:55:55,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 99 states and 287 transitions. [2021-10-29 03:55:55,370 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 287 transitions. [2021-10-29 03:55:55,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 03:55:55,372 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:55:55,372 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:55:55,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:55:55,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-29 03:55:55,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:55:55,616 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 03:55:57,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:55:57,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 104 states and 292 transitions. [2021-10-29 03:55:57,607 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 292 transitions. [2021-10-29 03:55:57,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 03:55:57,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:55:57,608 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:55:57,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:55:57,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-29 03:55:57,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:55:57,843 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 03:55:58,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:55:58,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 106 states and 294 transitions. [2021-10-29 03:55:58,581 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 294 transitions. [2021-10-29 03:55:58,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:55:58,582 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:55:58,582 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:56:00,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:56:00,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 26 conjunts are in the unsatisfiable core [2021-10-29 03:56:00,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:56:01,748 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-29 03:56:24,381 WARN L207 SmtUtils]: Spent 21.07 s on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2021-10-29 03:56:35,266 WARN L207 SmtUtils]: Spent 10.02 s on a formula simplification that was a NOOP. DAG size: 35 [2021-10-29 03:57:04,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:57:04,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 110 states and 312 transitions. [2021-10-29 03:57:04,321 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 312 transitions. [2021-10-29 03:57:04,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:57:04,322 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:57:04,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:57:10,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:57:10,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 24 conjunts are in the unsatisfiable core [2021-10-29 03:57:10,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:57:11,886 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-29 03:57:16,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:57:16,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 112 states and 313 transitions. [2021-10-29 03:57:16,538 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 313 transitions. [2021-10-29 03:57:16,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:57:16,539 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:57:16,539 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:57:17,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:57:17,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 23 conjunts are in the unsatisfiable core [2021-10-29 03:57:17,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:57:17,790 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 03:57:22,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:57:22,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 114 states and 314 transitions. [2021-10-29 03:57:22,979 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 314 transitions. [2021-10-29 03:57:22,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:57:22,980 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:57:22,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:57:23,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:57:23,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:57:23,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:57:23,452 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:57:28,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:57:28,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 122 states and 371 transitions. [2021-10-29 03:57:28,804 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 371 transitions. [2021-10-29 03:57:28,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:57:28,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:57:28,806 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:57:30,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:57:30,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 23 conjunts are in the unsatisfiable core [2021-10-29 03:57:30,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:57:30,904 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 03:57:58,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:57:58,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 125 states and 374 transitions. [2021-10-29 03:57:58,683 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 374 transitions. [2021-10-29 03:57:58,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:57:58,684 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:57:58,684 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:57:59,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:57:59,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 23 conjunts are in the unsatisfiable core [2021-10-29 03:57:59,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:57:59,970 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 03:58:12,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:58:12,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 128 states and 377 transitions. [2021-10-29 03:58:12,500 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 377 transitions. [2021-10-29 03:58:12,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:58:12,502 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:58:12,502 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:58:12,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:58:12,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:58:12,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:58:12,653 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:58:13,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:58:13,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 128 states and 376 transitions. [2021-10-29 03:58:13,391 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 376 transitions. [2021-10-29 03:58:13,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:58:13,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:58:13,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:58:13,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:58:13,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:58:13,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:58:13,555 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:58:14,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:58:14,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 128 states and 375 transitions. [2021-10-29 03:58:14,541 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 375 transitions. [2021-10-29 03:58:14,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:58:14,543 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:58:14,543 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:58:14,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:58:14,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:58:14,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:58:14,710 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:58:15,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:58:15,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 128 states and 374 transitions. [2021-10-29 03:58:15,490 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 374 transitions. [2021-10-29 03:58:15,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:58:15,492 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:58:15,492 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:58:15,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:58:15,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-29 03:58:15,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:58:16,426 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 03:58:25,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:58:25,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 138 states and 432 transitions. [2021-10-29 03:58:25,193 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 432 transitions. [2021-10-29 03:58:25,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:58:25,194 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:58:25,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:58:25,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:58:25,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-29 03:58:25,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:58:25,456 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 03:58:26,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:58:26,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 139 states and 434 transitions. [2021-10-29 03:58:26,283 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 434 transitions. [2021-10-29 03:58:26,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:58:26,285 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:58:26,285 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:58:26,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:58:26,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-29 03:58:26,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:58:26,543 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 03:58:29,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:58:29,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 143 states and 443 transitions. [2021-10-29 03:58:29,682 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 443 transitions. [2021-10-29 03:58:29,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:58:29,683 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:58:29,683 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:58:29,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:58:29,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-29 03:58:29,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:58:29,950 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 03:58:31,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:58:31,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 145 states and 445 transitions. [2021-10-29 03:58:31,587 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 445 transitions. [2021-10-29 03:58:31,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:58:31,589 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:58:31,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:58:31,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:58:31,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-29 03:58:31,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:58:31,830 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 03:58:33,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:58:33,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 147 states and 447 transitions. [2021-10-29 03:58:33,353 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 447 transitions. [2021-10-29 03:58:33,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:58:33,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:58:33,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:58:33,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:58:33,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-29 03:58:33,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:58:33,630 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 03:58:34,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:58:34,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 149 states and 448 transitions. [2021-10-29 03:58:34,845 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 448 transitions. [2021-10-29 03:58:34,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:58:34,846 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:58:34,846 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:58:34,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:58:34,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-29 03:58:34,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:58:35,101 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 03:58:36,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:58:36,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 151 states and 449 transitions. [2021-10-29 03:58:36,323 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 449 transitions. [2021-10-29 03:58:36,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:58:36,324 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:58:36,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:58:44,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:58:44,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 27 conjunts are in the unsatisfiable core [2021-10-29 03:58:44,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:58:44,670 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 10 proven. 55 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 04:00:33,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:00:33,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 155 states and 468 transitions. [2021-10-29 04:00:33,298 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 468 transitions. [2021-10-29 04:00:33,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 04:00:33,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:00:33,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:00:38,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:00:38,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 32 conjunts are in the unsatisfiable core [2021-10-29 04:00:38,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:00:39,165 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 12 proven. 65 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-29 04:02:51,822 WARN L207 SmtUtils]: Spent 11.91 s on a formula simplification. DAG size of input: 52 DAG size of output: 37 [2021-10-29 04:03:52,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:03:52,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 158 states and 473 transitions. [2021-10-29 04:03:52,390 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 473 transitions. [2021-10-29 04:03:52,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 04:03:52,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:03:52,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:04:00,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:04:00,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 27 conjunts are in the unsatisfiable core [2021-10-29 04:04:00,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:04:01,814 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 10 proven. 55 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 04:04:50,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:04:50,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 160 states and 474 transitions. [2021-10-29 04:04:50,711 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 474 transitions. [2021-10-29 04:04:50,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 04:04:50,713 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:04:50,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:04:53,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:04:53,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 26 conjunts are in the unsatisfiable core [2021-10-29 04:04:53,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:04:55,949 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 21 proven. 56 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-29 04:05:43,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:43,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 162 states and 475 transitions. [2021-10-29 04:05:43,765 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 475 transitions. [2021-10-29 04:05:43,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 04:05:43,767 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:43,767 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:53,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-10-29 04:05:53,822 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:492) 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) [2021-10-29 04:05:53,825 INFO L168 Benchmark]: Toolchain (without parser) took 629328.44 ms. Allocated memory was 92.3 MB in the beginning and 262.1 MB in the end (delta: 169.9 MB). Free memory was 59.1 MB in the beginning and 91.7 MB in the end (delta: -32.6 MB). Peak memory consumption was 137.0 MB. Max. memory is 16.1 GB. [2021-10-29 04:05:53,826 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 92.3 MB. Free memory was 49.3 MB in the beginning and 49.3 MB in the end (delta: 37.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:05:53,827 INFO L168 Benchmark]: CACSL2BoogieTranslator took 302.13 ms. Allocated memory was 92.3 MB in the beginning and 123.7 MB in the end (delta: 31.5 MB). Free memory was 58.9 MB in the beginning and 98.9 MB in the end (delta: -40.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:05:53,828 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.02 ms. Allocated memory is still 123.7 MB. Free memory was 98.4 MB in the beginning and 97.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:05:53,828 INFO L168 Benchmark]: Boogie Preprocessor took 37.66 ms. Allocated memory is still 123.7 MB. Free memory was 97.3 MB in the beginning and 96.3 MB in the end (delta: 989.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:05:53,829 INFO L168 Benchmark]: RCFGBuilder took 362.89 ms. Allocated memory is still 123.7 MB. Free memory was 96.2 MB in the beginning and 84.3 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:05:53,830 INFO L168 Benchmark]: CodeCheck took 628567.39 ms. Allocated memory was 123.7 MB in the beginning and 262.1 MB in the end (delta: 138.4 MB). Free memory was 84.3 MB in the beginning and 91.7 MB in the end (delta: -7.4 MB). Peak memory consumption was 133.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:05:53,834 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:492) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 92.3 MB. Free memory was 49.3 MB in the beginning and 49.3 MB in the end (delta: 37.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 302.13 ms. Allocated memory was 92.3 MB in the beginning and 123.7 MB in the end (delta: 31.5 MB). Free memory was 58.9 MB in the beginning and 98.9 MB in the end (delta: -40.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 53.02 ms. Allocated memory is still 123.7 MB. Free memory was 98.4 MB in the beginning and 97.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 37.66 ms. Allocated memory is still 123.7 MB. Free memory was 97.3 MB in the beginning and 96.3 MB in the end (delta: 989.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 362.89 ms. Allocated memory is still 123.7 MB. Free memory was 96.2 MB in the beginning and 84.3 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * CodeCheck took 628567.39 ms. Allocated memory was 123.7 MB in the beginning and 262.1 MB in the end (delta: 138.4 MB). Free memory was 84.3 MB in the beginning and 91.7 MB in the end (delta: -7.4 MB). Peak memory consumption was 133.5 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 04:05:54,056 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2021-10-29 04:05:54,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:05:56,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:05:56,552 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:05:56,618 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:05:56,619 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:05:56,625 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:05:56,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:05:56,633 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:05:56,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:05:56,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:05:56,647 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:05:56,650 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:05:56,650 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:05:56,654 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:05:56,656 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:05:56,661 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:05:56,664 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:05:56,665 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:05:56,668 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:05:56,678 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:05:56,681 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:05:56,683 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:05:56,687 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:05:56,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:05:56,700 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:05:56,700 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:05:56,701 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:05:56,703 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:05:56,704 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:05:56,706 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:05:56,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:05:56,708 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:05:56,711 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:05:56,712 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:05:56,714 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:05:56,714 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:05:56,716 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:05:56,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:05:56,717 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:05:56,719 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:05:56,720 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:05:56,721 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-10-29 04:05:56,753 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:05:56,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:05:56,754 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:05:56,755 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:05:56,756 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:05:56,756 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:05:56,756 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:05:56,756 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:05:56,757 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:05:56,757 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:05:56,757 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:05:56,757 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:05:56,757 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:05:56,758 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:05:56,758 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:05:56,758 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:05:56,758 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:05:56,760 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:05:56,761 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:05:56,761 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:05:56,761 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:05:56,761 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:05:56,762 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:05:56,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:05:56,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:05:56,763 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:05:56,763 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:05:56,764 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:05:56,765 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:05:56,765 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:05:56,765 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 04:05:56,765 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:05:56,766 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_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 946e199240c0e980bd422384e40e4d2247ef6b3560471b18ba5a354c3628dba9 [2021-10-29 04:05:57,291 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:05:57,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:05:57,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:05:57,323 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:05:57,324 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:05:57,327 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound20.c [2021-10-29 04:05:57,410 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/data/c5848020a/e22e62a9f56141e19dee4211e3e693ed/FLAG25dacb094 [2021-10-29 04:05:58,007 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:05:58,008 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound20.c [2021-10-29 04:05:58,017 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/data/c5848020a/e22e62a9f56141e19dee4211e3e693ed/FLAG25dacb094 [2021-10-29 04:05:58,384 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/data/c5848020a/e22e62a9f56141e19dee4211e3e693ed [2021-10-29 04:05:58,387 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:05:58,389 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:05:58,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:05:58,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:05:58,399 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:05:58,400 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:05:58" (1/1) ... [2021-10-29 04:05:58,402 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@751e1fea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:58, skipping insertion in model container [2021-10-29 04:05:58,402 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:05:58" (1/1) ... [2021-10-29 04:05:58,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:05:58,430 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:05:58,596 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound20.c[458,471] [2021-10-29 04:05:58,641 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:05:58,658 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:05:58,680 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound20.c[458,471] [2021-10-29 04:05:58,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:05:58,735 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:05:58,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:58 WrapperNode [2021-10-29 04:05:58,736 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:05:58,737 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:05:58,738 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:05:58,738 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:05:58,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:58" (1/1) ... [2021-10-29 04:05:58,757 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:58" (1/1) ... [2021-10-29 04:05:58,780 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:05:58,781 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:05:58,781 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:05:58,782 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:05:58,792 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:58" (1/1) ... [2021-10-29 04:05:58,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:58" (1/1) ... [2021-10-29 04:05:58,795 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:58" (1/1) ... [2021-10-29 04:05:58,796 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:58" (1/1) ... [2021-10-29 04:05:58,803 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:58" (1/1) ... [2021-10-29 04:05:58,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:58" (1/1) ... [2021-10-29 04:05:58,825 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:58" (1/1) ... [2021-10-29 04:05:58,827 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:05:58,829 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:05:58,829 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:05:58,829 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:05:58,830 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:58" (1/1) ... [2021-10-29 04:05:58,838 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:05:58,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:05:58,884 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:05:58,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:05:58,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 04:05:58,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:05:58,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:05:58,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:05:58,940 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-10-29 04:05:58,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-10-29 04:06:00,119 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:06:00,120 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-29 04:06:00,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:06:00 BoogieIcfgContainer [2021-10-29 04:06:00,123 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:06:00,124 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:06:00,125 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:06:00,137 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:06:00,138 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:06:00" (1/1) ... [2021-10-29 04:06:00,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:06:00,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:06:00,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2021-10-29 04:06:00,195 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2021-10-29 04:06:00,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 04:06:00,197 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:06:00,199 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:06:00,242 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:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:444) 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) [2021-10-29 04:06:00,248 INFO L168 Benchmark]: Toolchain (without parser) took 1856.99 ms. Allocated memory was 54.5 MB in the beginning and 73.4 MB in the end (delta: 18.9 MB). Free memory was 32.8 MB in the beginning and 47.5 MB in the end (delta: -14.7 MB). Peak memory consumption was 6.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:06:00,249 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 54.5 MB. Free memory is still 35.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:06:00,254 INFO L168 Benchmark]: CACSL2BoogieTranslator took 345.58 ms. Allocated memory is still 54.5 MB. Free memory was 32.5 MB in the beginning and 35.6 MB in the end (delta: -3.1 MB). Peak memory consumption was 11.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:06:00,256 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.01 ms. Allocated memory is still 54.5 MB. Free memory was 35.6 MB in the beginning and 34.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:06:00,258 INFO L168 Benchmark]: Boogie Preprocessor took 46.63 ms. Allocated memory is still 54.5 MB. Free memory was 34.1 MB in the beginning and 33.0 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:06:00,259 INFO L168 Benchmark]: RCFGBuilder took 1294.67 ms. Allocated memory was 54.5 MB in the beginning and 73.4 MB in the end (delta: 18.9 MB). Free memory was 32.9 MB in the beginning and 52.4 MB in the end (delta: -19.5 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. [2021-10-29 04:06:00,261 INFO L168 Benchmark]: CodeCheck took 120.71 ms. Allocated memory is still 73.4 MB. Free memory was 52.4 MB in the beginning and 47.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:06:00,264 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 0.37 ms. Allocated memory is still 54.5 MB. Free memory is still 35.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 345.58 ms. Allocated memory is still 54.5 MB. Free memory was 32.5 MB in the beginning and 35.6 MB in the end (delta: -3.1 MB). Peak memory consumption was 11.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 43.01 ms. Allocated memory is still 54.5 MB. Free memory was 35.6 MB in the beginning and 34.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 46.63 ms. Allocated memory is still 54.5 MB. Free memory was 34.1 MB in the beginning and 33.0 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1294.67 ms. Allocated memory was 54.5 MB in the beginning and 73.4 MB in the end (delta: 18.9 MB). Free memory was 32.9 MB in the beginning and 52.4 MB in the end (delta: -19.5 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. * CodeCheck took 120.71 ms. Allocated memory is still 73.4 MB. Free memory was 52.4 MB in the beginning and 47.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 04:06:00,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3637ea-f564-4c61-8ad4-bf5258503901/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...