./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/reducercommutativity/rangesum10.i --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_8edc500a-e037-4900-ada9-140344af52de/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc500a-e037-4900-ada9-140344af52de/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_8edc500a-e037-4900-ada9-140344af52de/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc500a-e037-4900-ada9-140344af52de/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/reducercommutativity/rangesum10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc500a-e037-4900-ada9-140344af52de/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_8edc500a-e037-4900-ada9-140344af52de/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 43671c88cb28f81a53d6c7fbea907e55b0f99c68f8a522c4103c0a12ddf9f652 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:22:46,409 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:22:46,412 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:22:46,484 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:22:46,484 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:22:46,492 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:22:46,494 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:22:46,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:22:46,503 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:22:46,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:22:46,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:22:46,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:22:46,518 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:22:46,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:22:46,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:22:46,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:22:46,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:22:46,538 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:22:46,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:22:46,546 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:22:46,553 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:22:46,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:22:46,559 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:22:46,561 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:22:46,569 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:22:46,570 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:22:46,570 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:22:46,573 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:22:46,573 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:22:46,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:22:46,576 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:22:46,577 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:22:46,579 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:22:46,581 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:22:46,583 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:22:46,583 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:22:46,584 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:22:46,585 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:22:46,585 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:22:46,586 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:22:46,587 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:22:46,588 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc500a-e037-4900-ada9-140344af52de/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:22:46,638 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:22:46,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:22:46,640 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:22:46,641 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:22:46,642 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:22:46,642 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:22:46,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:22:46,643 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:22:46,643 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:22:46,643 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:22:46,644 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:22:46,645 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:22:46,645 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:22:46,645 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:22:46,646 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:22:46,646 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:22:46,646 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:22:46,647 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:22:46,647 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:22:46,647 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:22:46,647 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:22:46,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:22:46,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:22:46,648 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:22:46,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:22:46,649 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:22:46,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:22:46,650 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:22:46,650 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_8edc500a-e037-4900-ada9-140344af52de/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc500a-e037-4900-ada9-140344af52de/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43671c88cb28f81a53d6c7fbea907e55b0f99c68f8a522c4103c0a12ddf9f652 [2021-10-29 03:22:47,018 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:22:47,058 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:22:47,061 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:22:47,063 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:22:47,065 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:22:47,066 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc500a-e037-4900-ada9-140344af52de/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/reducercommutativity/rangesum10.i [2021-10-29 03:22:47,151 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc500a-e037-4900-ada9-140344af52de/bin/ukojak-Rh5K9KB4LI/data/34b6898c3/621ed6a703174237af172b3a5e709dd6/FLAG2b7664f62 [2021-10-29 03:22:47,795 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:22:47,804 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc500a-e037-4900-ada9-140344af52de/sv-benchmarks/c/reducercommutativity/rangesum10.i [2021-10-29 03:22:47,820 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc500a-e037-4900-ada9-140344af52de/bin/ukojak-Rh5K9KB4LI/data/34b6898c3/621ed6a703174237af172b3a5e709dd6/FLAG2b7664f62 [2021-10-29 03:22:48,117 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc500a-e037-4900-ada9-140344af52de/bin/ukojak-Rh5K9KB4LI/data/34b6898c3/621ed6a703174237af172b3a5e709dd6 [2021-10-29 03:22:48,121 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:22:48,123 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:22:48,124 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:22:48,125 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:22:48,128 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:22:48,129 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:22:48" (1/1) ... [2021-10-29 03:22:48,130 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10edbec3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:48, skipping insertion in model container [2021-10-29 03:22:48,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:22:48" (1/1) ... [2021-10-29 03:22:48,139 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:22:48,156 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:22:48,349 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_8edc500a-e037-4900-ada9-140344af52de/sv-benchmarks/c/reducercommutativity/rangesum10.i[1465,1478] [2021-10-29 03:22:48,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:22:48,362 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:22:48,388 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_8edc500a-e037-4900-ada9-140344af52de/sv-benchmarks/c/reducercommutativity/rangesum10.i[1465,1478] [2021-10-29 03:22:48,389 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:22:48,405 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:22:48,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:48 WrapperNode [2021-10-29 03:22:48,406 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:22:48,407 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:22:48,407 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:22:48,407 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:22:48,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:48" (1/1) ... [2021-10-29 03:22:48,425 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:48" (1/1) ... [2021-10-29 03:22:48,447 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:22:48,447 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:22:48,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:22:48,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:22:48,457 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:48" (1/1) ... [2021-10-29 03:22:48,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:48" (1/1) ... [2021-10-29 03:22:48,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:48" (1/1) ... [2021-10-29 03:22:48,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:48" (1/1) ... [2021-10-29 03:22:48,468 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:48" (1/1) ... [2021-10-29 03:22:48,473 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:48" (1/1) ... [2021-10-29 03:22:48,475 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:48" (1/1) ... [2021-10-29 03:22:48,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:22:48,487 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:22:48,487 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:22:48,487 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:22:48,491 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:48" (1/1) ... [2021-10-29 03:22:48,499 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:22:48,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc500a-e037-4900-ada9-140344af52de/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:22:48,524 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc500a-e037-4900-ada9-140344af52de/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:22:48,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc500a-e037-4900-ada9-140344af52de/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:22:48,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:22:48,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:22:48,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 03:22:48,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:22:48,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:22:48,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 03:22:48,573 INFO L130 BoogieDeclarations]: Found specification of procedure rangesum [2021-10-29 03:22:48,573 INFO L138 BoogieDeclarations]: Found implementation of procedure rangesum [2021-10-29 03:22:48,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 03:22:49,048 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:22:49,048 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-29 03:22:49,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:22:49 BoogieIcfgContainer [2021-10-29 03:22:49,051 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:22:49,052 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:22:49,052 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:22:49,072 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:22:49,072 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:22:49" (1/1) ... [2021-10-29 03:22:49,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:22:49,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:49,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2021-10-29 03:22:49,133 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2021-10-29 03:22:49,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:22:49,139 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:49,140 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:49,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:49,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:49,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 03:22:49,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:49,578 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 03:22:49,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:49,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2021-10-29 03:22:49,631 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2021-10-29 03:22:49,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 03:22:49,633 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:49,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:49,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:49,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:49,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 03:22:49,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:49,877 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:22:49,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:49,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2021-10-29 03:22:49,916 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2021-10-29 03:22:49,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:22:49,918 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:49,919 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:49,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:50,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:50,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 03:22:50,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:50,167 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 03:22:50,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:50,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2021-10-29 03:22:50,207 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2021-10-29 03:22:50,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:22:50,208 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:50,209 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:50,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:50,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:50,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-29 03:22:50,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:50,457 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-10-29 03:22:50,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:50,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2021-10-29 03:22:50,518 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2021-10-29 03:22:50,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:22:50,519 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:50,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:50,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:50,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-29 03:22:50,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:50,708 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-10-29 03:22:50,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:50,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2021-10-29 03:22:50,770 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2021-10-29 03:22:50,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:22:50,772 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:50,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:50,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:50,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 03:22:50,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:50,983 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-10-29 03:22:51,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:51,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2021-10-29 03:22:51,049 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2021-10-29 03:22:51,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:22:51,052 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:51,053 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:51,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:51,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-29 03:22:51,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:51,273 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-10-29 03:22:51,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:51,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2021-10-29 03:22:51,336 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2021-10-29 03:22:51,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:22:51,340 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:51,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:51,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:51,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 03:22:51,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:51,513 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-10-29 03:22:51,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:51,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2021-10-29 03:22:51,592 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2021-10-29 03:22:51,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:22:51,594 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:51,595 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:51,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:51,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-29 03:22:51,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:51,779 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-10-29 03:22:51,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:51,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2021-10-29 03:22:51,846 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2021-10-29 03:22:51,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:22:51,855 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:51,855 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:51,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:51,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-29 03:22:51,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:52,045 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-10-29 03:22:52,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:52,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 27 states and 34 transitions. [2021-10-29 03:22:52,114 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2021-10-29 03:22:52,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 03:22:52,115 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:52,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:52,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:52,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-29 03:22:52,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:52,345 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-10-29 03:22:52,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:52,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2021-10-29 03:22:52,438 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2021-10-29 03:22:52,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 03:22:52,439 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:52,441 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:52,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:52,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:22:52,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:52,635 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-10-29 03:22:52,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:52,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 29 states and 35 transitions. [2021-10-29 03:22:52,713 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2021-10-29 03:22:52,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 03:22:52,713 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:52,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:52,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:52,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-29 03:22:52,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:52,861 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-10-29 03:22:52,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:52,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 36 transitions. [2021-10-29 03:22:52,942 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2021-10-29 03:22:52,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 03:22:52,942 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:52,942 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:53,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:53,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-29 03:22:53,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:53,131 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 20 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-10-29 03:22:53,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:53,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2021-10-29 03:22:53,214 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2021-10-29 03:22:53,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-29 03:22:53,214 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:53,214 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:53,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:53,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 03:22:53,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:53,401 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-10-29 03:22:53,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:53,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2021-10-29 03:22:53,505 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2021-10-29 03:22:53,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 03:22:53,506 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:53,506 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:53,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:53,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-29 03:22:53,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:53,706 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 52 proven. 10 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-10-29 03:22:53,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:53,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2021-10-29 03:22:53,813 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2021-10-29 03:22:53,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 03:22:53,814 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:53,814 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:53,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:53,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 03:22:53,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:54,061 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 74 proven. 15 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-10-29 03:22:54,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:54,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 34 states and 40 transitions. [2021-10-29 03:22:54,164 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2021-10-29 03:22:54,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-29 03:22:54,164 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:54,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:54,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:54,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-29 03:22:54,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:54,429 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 100 proven. 21 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2021-10-29 03:22:54,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:54,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 35 states and 41 transitions. [2021-10-29 03:22:54,564 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 41 transitions. [2021-10-29 03:22:54,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-29 03:22:54,567 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:54,568 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:54,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:54,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-29 03:22:54,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:54,833 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 130 proven. 28 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2021-10-29 03:22:54,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:54,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 36 states and 42 transitions. [2021-10-29 03:22:54,958 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2021-10-29 03:22:54,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-29 03:22:54,959 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:54,959 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:55,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:55,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-29 03:22:55,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:55,225 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 164 proven. 36 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2021-10-29 03:22:55,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:55,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 37 states and 43 transitions. [2021-10-29 03:22:55,329 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2021-10-29 03:22:55,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-29 03:22:55,329 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:55,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:55,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:55,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:22:55,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:55,614 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 202 proven. 45 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2021-10-29 03:22:55,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:55,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 38 states and 43 transitions. [2021-10-29 03:22:55,744 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 43 transitions. [2021-10-29 03:22:55,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-29 03:22:55,745 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:55,745 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:55,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:55,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-29 03:22:55,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:56,041 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 246 proven. 1 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2021-10-29 03:22:56,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:56,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 39 states and 44 transitions. [2021-10-29 03:22:56,176 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 44 transitions. [2021-10-29 03:22:56,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-29 03:22:56,178 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:56,178 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:56,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:56,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-29 03:22:56,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:56,433 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 246 proven. 3 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2021-10-29 03:22:56,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:56,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 40 states and 45 transitions. [2021-10-29 03:22:56,571 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2021-10-29 03:22:56,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-29 03:22:56,572 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:56,572 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:56,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:56,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 03:22:56,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:56,879 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 246 proven. 6 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2021-10-29 03:22:57,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:57,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 41 states and 46 transitions. [2021-10-29 03:22:57,055 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 46 transitions. [2021-10-29 03:22:57,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-29 03:22:57,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:57,056 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:57,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:57,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-29 03:22:57,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:57,370 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 246 proven. 10 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2021-10-29 03:22:57,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:57,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 42 states and 47 transitions. [2021-10-29 03:22:57,511 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2021-10-29 03:22:57,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-29 03:22:57,511 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:57,511 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:57,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:57,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 03:22:57,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:57,807 INFO L134 CoverageAnalysis]: Checked inductivity of 604 backedges. 246 proven. 15 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2021-10-29 03:22:57,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:57,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 43 states and 48 transitions. [2021-10-29 03:22:57,935 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions. [2021-10-29 03:22:57,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-29 03:22:57,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:57,936 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:58,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:58,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-29 03:22:58,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:58,270 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 246 proven. 21 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2021-10-29 03:22:58,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:58,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 44 states and 49 transitions. [2021-10-29 03:22:58,414 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2021-10-29 03:22:58,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-29 03:22:58,415 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:58,415 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:58,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:58,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-29 03:22:58,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:58,743 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 246 proven. 28 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2021-10-29 03:22:58,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:58,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 45 states and 50 transitions. [2021-10-29 03:22:58,882 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 50 transitions. [2021-10-29 03:22:58,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-10-29 03:22:58,883 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:58,883 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:58,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:58,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-29 03:22:58,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:22:59,204 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 246 proven. 36 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2021-10-29 03:22:59,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:59,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 46 states and 50 transitions. [2021-10-29 03:22:59,381 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 50 transitions. [2021-10-29 03:22:59,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-10-29 03:22:59,381 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:59,382 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:00,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:23:00,202 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:23:00,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:23:00,983 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 30 iterations. [2021-10-29 03:23:01,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:23:01 ImpRootNode [2021-10-29 03:23:01,158 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:23:01,159 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:23:01,159 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:23:01,159 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:23:01,160 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:22:49" (3/4) ... [2021-10-29 03:23:01,162 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 03:23:01,325 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc500a-e037-4900-ada9-140344af52de/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:23:01,325 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:23:01,327 INFO L168 Benchmark]: Toolchain (without parser) took 13202.76 ms. Allocated memory was 86.0 MB in the beginning and 172.0 MB in the end (delta: 86.0 MB). Free memory was 47.3 MB in the beginning and 102.2 MB in the end (delta: -54.9 MB). Peak memory consumption was 31.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:23:01,327 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 86.0 MB. Free memory is still 64.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:23:01,328 INFO L168 Benchmark]: CACSL2BoogieTranslator took 281.67 ms. Allocated memory was 86.0 MB in the beginning and 115.3 MB in the end (delta: 29.4 MB). Free memory was 47.1 MB in the beginning and 90.6 MB in the end (delta: -43.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:23:01,329 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.86 ms. Allocated memory is still 115.3 MB. Free memory was 90.6 MB in the beginning and 89.1 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:23:01,329 INFO L168 Benchmark]: Boogie Preprocessor took 38.48 ms. Allocated memory is still 115.3 MB. Free memory was 89.1 MB in the beginning and 87.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:23:01,330 INFO L168 Benchmark]: RCFGBuilder took 564.41 ms. Allocated memory is still 115.3 MB. Free memory was 87.8 MB in the beginning and 72.6 MB in the end (delta: 15.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 03:23:01,330 INFO L168 Benchmark]: CodeCheck took 12105.88 ms. Allocated memory was 115.3 MB in the beginning and 172.0 MB in the end (delta: 56.6 MB). Free memory was 72.6 MB in the beginning and 109.6 MB in the end (delta: -37.0 MB). Peak memory consumption was 21.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:23:01,331 INFO L168 Benchmark]: Witness Printer took 166.48 ms. Allocated memory is still 172.0 MB. Free memory was 109.6 MB in the beginning and 102.2 MB in the end (delta: 7.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:23:01,333 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 17 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.8s, OverallIterations: 30, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 268435456 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, -402915850 SolverSat, -1744567814 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6776 GetRequests, 6540 SyntacticMatches, 126 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4554 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.4s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 1325 NumberOfCodeBlocks, 1325 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 1227 ConstructedInterpolants, 0 QuantifiedInterpolants, 1537 SizeOfPredicates, 0 NumberOfNonLiveVariables, 6763 ConjunctsInSsa, 184 ConjunctsInUnsatCore, 29 InterpolantComputations, 3 PerfectInterpolantSequences, 6991/7441 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 61]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L42] int x[10]; [L16] int i; [L17] i = 0 [L17] COND TRUE i < 10 [L18] x[i] = __VERIFIER_nondet_int() [L17] i++ [L17] COND TRUE i < 10 [L18] x[i] = __VERIFIER_nondet_int() [L17] i++ [L17] COND TRUE i < 10 [L18] x[i] = __VERIFIER_nondet_int() [L17] i++ [L17] COND TRUE i < 10 [L18] x[i] = __VERIFIER_nondet_int() [L17] i++ [L17] COND TRUE i < 10 [L18] x[i] = __VERIFIER_nondet_int() [L17] i++ [L17] COND TRUE i < 10 [L18] x[i] = __VERIFIER_nondet_int() [L17] i++ [L17] COND TRUE i < 10 [L18] x[i] = __VERIFIER_nondet_int() [L17] i++ [L17] COND TRUE i < 10 [L18] x[i] = __VERIFIER_nondet_int() [L17] i++ [L17] COND TRUE i < 10 [L18] x[i] = __VERIFIER_nondet_int() [L17] i++ [L17] COND TRUE i < 10 [L18] x[i] = __VERIFIER_nondet_int() [L17] i++ [L17] COND FALSE !(i < 10) [L44] int temp; [L45] int ret; [L46] int ret2; [L47] int ret5; [L49] CALL, EXPR rangesum(x) VAL [x={3:0}] [L24] int i; [L25] long long ret; [L26] ret = 0 [L27] int cnt = 0; [L28] i = 0 VAL [cnt=0, i=0, ret=0, x={3:0}, x={3:0}] [L28] COND TRUE i < 10 [L29] COND FALSE !(i > 10/2) [L28] i++ VAL [cnt=0, i=1, ret=0, x={3:0}, x={3:0}, x[i]=72] [L28] COND TRUE i < 10 [L29] COND FALSE !(i > 10/2) [L28] i++ VAL [cnt=0, i=2, ret=0, x={3:0}, x={3:0}, x[i]=72] [L28] COND TRUE i < 10 [L29] COND FALSE !(i > 10/2) [L28] i++ VAL [cnt=0, i=3, ret=0, x={3:0}, x={3:0}, x[i]=72] [L28] COND TRUE i < 10 [L29] COND FALSE !(i > 10/2) [L28] i++ VAL [cnt=0, i=4, ret=0, x={3:0}, x={3:0}, x[i]=72] [L28] COND TRUE i < 10 [L29] COND FALSE !(i > 10/2) [L28] i++ VAL [cnt=0, i=5, ret=0, x={3:0}, x={3:0}, x[i]=72] [L28] COND TRUE i < 10 [L29] COND FALSE !(i > 10/2) [L28] i++ VAL [cnt=0, i=6, ret=0, x={3:0}, x={3:0}, x[i]=72] [L28] COND TRUE i < 10 [L29] COND TRUE i > 10/2 [L30] EXPR x[i] [L30] ret = ret + x[i] [L31] cnt = cnt + 1 [L28] i++ VAL [cnt=1, i=7, ret=-11, x={3:0}, x={3:0}, x[i]=0] [L28] COND TRUE i < 10 [L29] COND TRUE i > 10/2 [L30] EXPR x[i] [L30] ret = ret + x[i] [L31] cnt = cnt + 1 [L28] i++ VAL [cnt=2, i=8, ret=-8, x={3:0}, x={3:0}, x[i]=0] [L28] COND TRUE i < 10 [L29] COND TRUE i > 10/2 [L30] EXPR x[i] [L30] ret = ret + x[i] [L31] cnt = cnt + 1 [L28] i++ VAL [cnt=3, i=9, ret=-6, x={3:0}, x={3:0}, x[i]=0] [L28] COND TRUE i < 10 [L29] COND TRUE i > 10/2 [L30] EXPR x[i] [L30] ret = ret + x[i] [L31] cnt = cnt + 1 [L28] i++ VAL [cnt=4, i=10, ret=-5, x={3:0}, x={3:0}, x[i]=0] [L28] COND FALSE !(i < 10) [L34] COND TRUE cnt !=0 [L35] return ret / cnt; [L49] RET, EXPR rangesum(x) [L49] ret = rangesum(x) [L51] EXPR x[0] [L51] temp=x[0] [L51] EXPR x[1] [L51] x[0] = x[1] [L51] x[1] = temp [L52] CALL, EXPR rangesum(x) VAL [x={3:0}] [L24] int i; [L25] long long ret; [L26] ret = 0 [L27] int cnt = 0; [L28] i = 0 VAL [cnt=0, i=0, ret=0, x={3:0}, x={3:0}] [L28] COND TRUE i < 10 [L29] COND FALSE !(i > 10/2) [L28] i++ VAL [cnt=0, i=1, ret=0, x={3:0}, x={3:0}, x[i]=105] [L28] COND TRUE i < 10 [L29] COND FALSE !(i > 10/2) [L28] i++ VAL [cnt=0, i=2, ret=0, x={3:0}, x={3:0}, x[i]=105] [L28] COND TRUE i < 10 [L29] COND FALSE !(i > 10/2) [L28] i++ VAL [cnt=0, i=3, ret=0, x={3:0}, x={3:0}, x[i]=105] [L28] COND TRUE i < 10 [L29] COND FALSE !(i > 10/2) [L28] i++ VAL [cnt=0, i=4, ret=0, x={3:0}, x={3:0}, x[i]=105] [L28] COND TRUE i < 10 [L29] COND FALSE !(i > 10/2) [L28] i++ VAL [cnt=0, i=5, ret=0, x={3:0}, x={3:0}, x[i]=105] [L28] COND TRUE i < 10 [L29] COND FALSE !(i > 10/2) [L28] i++ VAL [cnt=0, i=6, ret=0, x={3:0}, x={3:0}, x[i]=105] [L28] COND TRUE i < 10 [L29] COND TRUE i > 10/2 [L30] EXPR x[i] [L30] ret = ret + x[i] [L31] cnt = cnt + 1 [L28] i++ VAL [cnt=1, i=7, ret=-11, x={3:0}, x={3:0}, x[i]=0] [L28] COND TRUE i < 10 [L29] COND TRUE i > 10/2 [L30] EXPR x[i] [L30] ret = ret + x[i] [L31] cnt = cnt + 1 [L28] i++ VAL [cnt=2, i=8, ret=-8, x={3:0}, x={3:0}, x[i]=0] [L28] COND TRUE i < 10 [L29] COND TRUE i > 10/2 [L30] EXPR x[i] [L30] ret = ret + x[i] [L31] cnt = cnt + 1 [L28] i++ VAL [cnt=3, i=9, ret=-6, x={3:0}, x={3:0}, x[i]=0] [L28] COND TRUE i < 10 [L29] COND TRUE i > 10/2 [L30] EXPR x[i] [L30] ret = ret + x[i] [L31] cnt = cnt + 1 [L28] i++ VAL [cnt=4, i=10, ret=-5, x={3:0}, x={3:0}, x[i]=0] [L28] COND FALSE !(i < 10) [L34] COND TRUE cnt !=0 [L35] return ret / cnt; [L52] RET, EXPR rangesum(x) [L52] ret2 = rangesum(x) [L53] EXPR x[0] [L53] temp=x[0] [L54] int i =0 ; [L54] COND TRUE i<10 -1 [L55] EXPR x[i+1] [L55] x[i] = x[i+1] [L54] i++ [L54] COND TRUE i<10 -1 [L55] EXPR x[i+1] [L55] x[i] = x[i+1] [L54] i++ [L54] COND TRUE i<10 -1 [L55] EXPR x[i+1] [L55] x[i] = x[i+1] [L54] i++ [L54] COND TRUE i<10 -1 [L55] EXPR x[i+1] [L55] x[i] = x[i+1] [L54] i++ [L54] COND TRUE i<10 -1 [L55] EXPR x[i+1] [L55] x[i] = x[i+1] [L54] i++ [L54] COND TRUE i<10 -1 [L55] EXPR x[i+1] [L55] x[i] = x[i+1] [L54] i++ [L54] COND TRUE i<10 -1 [L55] EXPR x[i+1] [L55] x[i] = x[i+1] [L54] i++ [L54] COND TRUE i<10 -1 [L55] EXPR x[i+1] [L55] x[i] = x[i+1] [L54] i++ [L54] COND TRUE i<10 -1 [L55] EXPR x[i+1] [L55] x[i] = x[i+1] [L54] i++ [L54] COND FALSE !(i<10 -1) [L57] x[10 -1] = temp [L58] CALL, EXPR rangesum(x) VAL [x={3:0}] [L24] int i; [L25] long long ret; [L26] ret = 0 [L27] int cnt = 0; [L28] i = 0 VAL [cnt=0, i=0, ret=0, x={3:0}, x={3:0}] [L28] COND TRUE i < 10 [L29] COND FALSE !(i > 10/2) [L28] i++ VAL [cnt=0, i=1, ret=0, x={3:0}, x={3:0}, x[i]=157] [L28] COND TRUE i < 10 [L29] COND FALSE !(i > 10/2) [L28] i++ VAL [cnt=0, i=2, ret=0, x={3:0}, x={3:0}, x[i]=157] [L28] COND TRUE i < 10 [L29] COND FALSE !(i > 10/2) [L28] i++ VAL [cnt=0, i=3, ret=0, x={3:0}, x={3:0}, x[i]=157] [L28] COND TRUE i < 10 [L29] COND FALSE !(i > 10/2) [L28] i++ VAL [cnt=0, i=4, ret=0, x={3:0}, x={3:0}, x[i]=157] [L28] COND TRUE i < 10 [L29] COND FALSE !(i > 10/2) [L28] i++ VAL [cnt=0, i=5, ret=0, x={3:0}, x={3:0}, x[i]=157] [L28] COND TRUE i < 10 [L29] COND FALSE !(i > 10/2) [L28] i++ VAL [cnt=0, i=6, ret=0, x={3:0}, x={3:0}, x[i]=157] [L28] COND TRUE i < 10 [L29] COND TRUE i > 10/2 [L30] EXPR x[i] [L30] ret = ret + x[i] [L31] cnt = cnt + 1 [L28] i++ VAL [cnt=1, i=7, ret=3, x={3:0}, x={3:0}, x[i]=0] [L28] COND TRUE i < 10 [L29] COND TRUE i > 10/2 [L30] EXPR x[i] [L30] ret = ret + x[i] [L31] cnt = cnt + 1 [L28] i++ VAL [cnt=2, i=8, ret=5, x={3:0}, x={3:0}, x[i]=0] [L28] COND TRUE i < 10 [L29] COND TRUE i > 10/2 [L30] EXPR x[i] [L30] ret = ret + x[i] [L31] cnt = cnt + 1 [L28] i++ VAL [cnt=3, i=9, ret=6, x={3:0}, x={3:0}, x[i]=0] [L28] COND TRUE i < 10 [L29] COND TRUE i > 10/2 [L30] EXPR x[i] [L30] ret = ret + x[i] [L31] cnt = cnt + 1 [L28] i++ VAL [cnt=4, i=10, ret=-3, x={3:0}, x={3:0}, x[i]=0] [L28] COND FALSE !(i < 10) [L34] COND TRUE cnt !=0 [L35] return ret / cnt; [L58] RET, EXPR rangesum(x) [L58] ret5 = rangesum(x) [L60] COND TRUE ret != ret2 || ret !=ret5 [L61] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 86.0 MB. Free memory is still 64.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 281.67 ms. Allocated memory was 86.0 MB in the beginning and 115.3 MB in the end (delta: 29.4 MB). Free memory was 47.1 MB in the beginning and 90.6 MB in the end (delta: -43.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 39.86 ms. Allocated memory is still 115.3 MB. Free memory was 90.6 MB in the beginning and 89.1 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 38.48 ms. Allocated memory is still 115.3 MB. Free memory was 89.1 MB in the beginning and 87.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 564.41 ms. Allocated memory is still 115.3 MB. Free memory was 87.8 MB in the beginning and 72.6 MB in the end (delta: 15.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * CodeCheck took 12105.88 ms. Allocated memory was 115.3 MB in the beginning and 172.0 MB in the end (delta: 56.6 MB). Free memory was 72.6 MB in the beginning and 109.6 MB in the end (delta: -37.0 MB). Peak memory consumption was 21.2 MB. Max. memory is 16.1 GB. * Witness Printer took 166.48 ms. Allocated memory is still 172.0 MB. Free memory was 109.6 MB in the beginning and 102.2 MB in the end (delta: 7.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-29 03:23:01,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc500a-e037-4900-ada9-140344af52de/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...