./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/hostid.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa02feb9-1f74-4e37-acee-dbcf73f636bd/bin/ukojak-fKGseLULKY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa02feb9-1f74-4e37-acee-dbcf73f636bd/bin/ukojak-fKGseLULKY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa02feb9-1f74-4e37-acee-dbcf73f636bd/bin/ukojak-fKGseLULKY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa02feb9-1f74-4e37-acee-dbcf73f636bd/bin/ukojak-fKGseLULKY/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/hostid.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa02feb9-1f74-4e37-acee-dbcf73f636bd/bin/ukojak-fKGseLULKY/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa02feb9-1f74-4e37-acee-dbcf73f636bd/bin/ukojak-fKGseLULKY --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3b6e96321d82dea19b0b24b62173907aded16288 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 03:57:18,543 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 03:57:18,545 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 03:57:18,575 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 03:57:18,576 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 03:57:18,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 03:57:18,579 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 03:57:18,582 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 03:57:18,584 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 03:57:18,585 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 03:57:18,586 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 03:57:18,588 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 03:57:18,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 03:57:18,590 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 03:57:18,592 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 03:57:18,593 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 03:57:18,594 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 03:57:18,596 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 03:57:18,598 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 03:57:18,600 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 03:57:18,602 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 03:57:18,604 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 03:57:18,606 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 03:57:18,607 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 03:57:18,611 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 03:57:18,611 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 03:57:18,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 03:57:18,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 03:57:18,614 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 03:57:18,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 03:57:18,615 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 03:57:18,616 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 03:57:18,617 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 03:57:18,619 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 03:57:18,620 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 03:57:18,621 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 03:57:18,622 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 03:57:18,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 03:57:18,623 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 03:57:18,624 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 03:57:18,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 03:57:18,626 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa02feb9-1f74-4e37-acee-dbcf73f636bd/bin/ukojak-fKGseLULKY/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-10-13 03:57:18,650 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 03:57:18,651 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 03:57:18,652 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 03:57:18,652 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-13 03:57:18,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 03:57:18,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 03:57:18,653 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 03:57:18,654 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 03:57:18,654 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 03:57:18,654 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 03:57:18,655 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 03:57:18,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 03:57:18,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 03:57:18,655 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-13 03:57:18,656 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 03:57:18,656 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 03:57:18,656 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 03:57:18,657 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-13 03:57:18,657 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-13 03:57:18,657 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 03:57:18,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 03:57:18,658 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 03:57:18,658 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 03:57:18,658 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 03:57:18,659 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-13 03:57:18,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 03:57:18,659 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 03:57:18,660 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_fa02feb9-1f74-4e37-acee-dbcf73f636bd/bin/ukojak-fKGseLULKY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa02feb9-1f74-4e37-acee-dbcf73f636bd/bin/ukojak-fKGseLULKY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3b6e96321d82dea19b0b24b62173907aded16288 [2021-10-13 03:57:18,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 03:57:18,942 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 03:57:18,944 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 03:57:18,944 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 03:57:18,945 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 03:57:18,946 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa02feb9-1f74-4e37-acee-dbcf73f636bd/bin/ukojak-fKGseLULKY/../../sv-benchmarks/c/busybox-1.22.0/hostid.i [2021-10-13 03:57:19,055 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa02feb9-1f74-4e37-acee-dbcf73f636bd/bin/ukojak-fKGseLULKY/data/bc6e76f09/8565621d02ca4b73993a8cc2bb322a3b/FLAG3bea29532 [2021-10-13 03:57:19,727 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 03:57:19,727 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa02feb9-1f74-4e37-acee-dbcf73f636bd/sv-benchmarks/c/busybox-1.22.0/hostid.i [2021-10-13 03:57:19,750 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa02feb9-1f74-4e37-acee-dbcf73f636bd/bin/ukojak-fKGseLULKY/data/bc6e76f09/8565621d02ca4b73993a8cc2bb322a3b/FLAG3bea29532 [2021-10-13 03:57:19,911 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa02feb9-1f74-4e37-acee-dbcf73f636bd/bin/ukojak-fKGseLULKY/data/bc6e76f09/8565621d02ca4b73993a8cc2bb322a3b [2021-10-13 03:57:19,913 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 03:57:19,915 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 03:57:19,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 03:57:19,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 03:57:19,924 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 03:57:19,925 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:57:19" (1/1) ... [2021-10-13 03:57:19,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66068729 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:19, skipping insertion in model container [2021-10-13 03:57:19,927 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:57:19" (1/1) ... [2021-10-13 03:57:19,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 03:57:19,998 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 03:57:20,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 03:57:20,879 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 03:57:20,960 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 03:57:21,062 INFO L208 MainTranslator]: Completed translation [2021-10-13 03:57:21,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:21 WrapperNode [2021-10-13 03:57:21,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 03:57:21,064 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 03:57:21,064 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 03:57:21,064 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 03:57:21,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:21" (1/1) ... [2021-10-13 03:57:21,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:21" (1/1) ... [2021-10-13 03:57:21,160 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 03:57:21,161 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 03:57:21,161 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 03:57:21,162 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 03:57:21,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:21" (1/1) ... [2021-10-13 03:57:21,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:21" (1/1) ... [2021-10-13 03:57:21,178 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:21" (1/1) ... [2021-10-13 03:57:21,190 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:21" (1/1) ... [2021-10-13 03:57:21,206 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:21" (1/1) ... [2021-10-13 03:57:21,210 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:21" (1/1) ... [2021-10-13 03:57:21,215 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:21" (1/1) ... [2021-10-13 03:57:21,222 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 03:57:21,223 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 03:57:21,223 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 03:57:21,223 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 03:57:21,224 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:21" (1/1) ... [2021-10-13 03:57:21,232 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 03:57:21,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa02feb9-1f74-4e37-acee-dbcf73f636bd/bin/ukojak-fKGseLULKY/z3 [2021-10-13 03:57:21,256 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa02feb9-1f74-4e37-acee-dbcf73f636bd/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-13 03:57:21,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa02feb9-1f74-4e37-acee-dbcf73f636bd/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-13 03:57:21,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 03:57:21,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-13 03:57:21,324 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2021-10-13 03:57:21,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-13 03:57:21,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 03:57:21,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 03:57:21,326 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-13 03:57:21,328 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-13 03:57:21,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 03:57:21,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-13 03:57:21,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 03:57:21,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 03:57:22,086 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 03:57:22,087 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2021-10-13 03:57:22,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:57:22 BoogieIcfgContainer [2021-10-13 03:57:22,094 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 03:57:22,094 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-13 03:57:22,095 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-13 03:57:22,105 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-13 03:57:22,105 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:57:22" (1/1) ... [2021-10-13 03:57:22,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 03:57:22,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:22,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 41 states and 44 transitions. [2021-10-13 03:57:22,172 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 44 transitions. [2021-10-13 03:57:22,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-13 03:57:22,174 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:22,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:22,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:22,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:57:22,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:22,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 43 states and 47 transitions. [2021-10-13 03:57:22,615 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2021-10-13 03:57:22,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-13 03:57:22,616 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:22,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:22,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:22,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:57:22,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:22,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 42 states and 45 transitions. [2021-10-13 03:57:22,851 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 45 transitions. [2021-10-13 03:57:22,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-13 03:57:22,852 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:22,852 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:22,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:22,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 03:57:22,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:22,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 41 states and 44 transitions. [2021-10-13 03:57:22,948 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 44 transitions. [2021-10-13 03:57:22,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-13 03:57:22,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:22,949 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:22,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:23,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:57:23,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:23,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 43 states and 46 transitions. [2021-10-13 03:57:23,069 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 46 transitions. [2021-10-13 03:57:23,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-13 03:57:23,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:23,070 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:23,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:23,153 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:57:23,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:23,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 46 states and 49 transitions. [2021-10-13 03:57:23,276 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 49 transitions. [2021-10-13 03:57:23,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-13 03:57:23,277 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:23,277 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:23,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:23,379 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:57:23,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:23,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 49 states and 52 transitions. [2021-10-13 03:57:23,517 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 52 transitions. [2021-10-13 03:57:23,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-13 03:57:23,518 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:23,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:23,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:23,664 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:57:23,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:23,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 52 states and 55 transitions. [2021-10-13 03:57:23,801 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 55 transitions. [2021-10-13 03:57:23,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-13 03:57:23,801 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:23,802 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:23,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:23,946 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:57:24,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:24,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 55 states and 58 transitions. [2021-10-13 03:57:24,103 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 58 transitions. [2021-10-13 03:57:24,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 03:57:24,105 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:24,105 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:24,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:24,248 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:57:24,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:24,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 58 states and 61 transitions. [2021-10-13 03:57:24,412 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 61 transitions. [2021-10-13 03:57:24,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-13 03:57:24,413 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:24,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:24,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:24,552 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:57:24,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:24,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 61 states and 64 transitions. [2021-10-13 03:57:24,721 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2021-10-13 03:57:24,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-13 03:57:24,722 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:24,722 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:24,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:24,890 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:57:25,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:25,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 64 states and 67 transitions. [2021-10-13 03:57:25,066 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 67 transitions. [2021-10-13 03:57:25,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-13 03:57:25,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:25,067 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:25,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:25,204 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:57:25,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:25,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 67 states and 69 transitions. [2021-10-13 03:57:25,321 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 69 transitions. [2021-10-13 03:57:25,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-13 03:57:25,323 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:25,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:25,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:25,474 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-10-13 03:57:25,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:25,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 66 states and 68 transitions. [2021-10-13 03:57:25,551 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 68 transitions. [2021-10-13 03:57:25,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-13 03:57:25,552 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:25,552 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:25,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:25,642 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-10-13 03:57:25,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:25,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 65 states and 67 transitions. [2021-10-13 03:57:25,756 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 67 transitions. [2021-10-13 03:57:25,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-13 03:57:25,757 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:25,757 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:25,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:25,849 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-10-13 03:57:25,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:25,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 64 states and 66 transitions. [2021-10-13 03:57:25,864 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 66 transitions. [2021-10-13 03:57:25,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-13 03:57:25,865 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:25,866 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:25,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:25,969 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-10-13 03:57:26,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:26,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 63 states and 65 transitions. [2021-10-13 03:57:26,147 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 65 transitions. [2021-10-13 03:57:26,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-13 03:57:26,148 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:26,148 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:26,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:26,254 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-10-13 03:57:26,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:26,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 62 states and 64 transitions. [2021-10-13 03:57:26,369 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 64 transitions. [2021-10-13 03:57:26,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-13 03:57:26,370 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:26,370 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:26,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:26,459 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-10-13 03:57:26,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:26,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 61 states and 63 transitions. [2021-10-13 03:57:26,568 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 63 transitions. [2021-10-13 03:57:26,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-13 03:57:26,568 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:26,569 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:26,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:26,655 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-10-13 03:57:26,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:26,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 60 states and 62 transitions. [2021-10-13 03:57:26,911 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 62 transitions. [2021-10-13 03:57:26,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-13 03:57:26,911 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:26,911 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:26,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:27,040 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-10-13 03:57:27,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:27,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 59 states and 61 transitions. [2021-10-13 03:57:27,235 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 61 transitions. [2021-10-13 03:57:27,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-13 03:57:27,235 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:27,235 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:27,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:27,330 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-10-13 03:57:27,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:27,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 61 states and 64 transitions. [2021-10-13 03:57:27,392 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2021-10-13 03:57:27,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-13 03:57:27,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:27,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:27,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:27,490 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-10-13 03:57:27,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:27,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 63 states and 68 transitions. [2021-10-13 03:57:27,546 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 68 transitions. [2021-10-13 03:57:27,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-13 03:57:27,550 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:27,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:27,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:27,611 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-10-13 03:57:27,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:27,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 64 states and 69 transitions. [2021-10-13 03:57:27,624 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 69 transitions. [2021-10-13 03:57:27,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-13 03:57:27,624 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:27,624 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:27,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:27,704 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-10-13 03:57:27,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:27,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 65 states and 70 transitions. [2021-10-13 03:57:27,717 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 70 transitions. [2021-10-13 03:57:27,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-13 03:57:27,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:27,718 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:27,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:27,817 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-10-13 03:57:27,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:27,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 64 states and 69 transitions. [2021-10-13 03:57:27,936 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 69 transitions. [2021-10-13 03:57:27,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-13 03:57:27,937 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:27,937 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:27,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:28,037 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-10-13 03:57:28,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:28,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 70 states and 80 transitions. [2021-10-13 03:57:28,427 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 80 transitions. [2021-10-13 03:57:28,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-13 03:57:28,429 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:28,430 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:28,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:28,540 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-10-13 03:57:28,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:28,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 72 states and 84 transitions. [2021-10-13 03:57:28,685 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 84 transitions. [2021-10-13 03:57:28,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-13 03:57:28,685 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:28,685 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:28,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:28,830 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-10-13 03:57:29,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:29,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 75 states and 89 transitions. [2021-10-13 03:57:29,269 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 89 transitions. [2021-10-13 03:57:29,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-13 03:57:29,269 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:29,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:29,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:29,336 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-10-13 03:57:29,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:29,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 76 states and 90 transitions. [2021-10-13 03:57:29,352 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 90 transitions. [2021-10-13 03:57:29,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-13 03:57:29,353 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:29,354 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:29,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:29,479 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-10-13 03:57:29,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:29,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 75 states and 87 transitions. [2021-10-13 03:57:29,745 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 87 transitions. [2021-10-13 03:57:29,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-13 03:57:29,745 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:29,745 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:29,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:29,843 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2021-10-13 03:57:30,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:30,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 77 states and 88 transitions. [2021-10-13 03:57:30,122 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 88 transitions. [2021-10-13 03:57:30,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-13 03:57:30,123 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:30,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:30,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:30,237 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2021-10-13 03:57:31,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:31,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 86 states and 103 transitions. [2021-10-13 03:57:31,381 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 103 transitions. [2021-10-13 03:57:31,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-13 03:57:31,381 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:31,381 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:31,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:31,469 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2021-10-13 03:57:31,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:31,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 87 states and 103 transitions. [2021-10-13 03:57:31,682 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 103 transitions. [2021-10-13 03:57:31,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-13 03:57:31,682 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:31,683 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:31,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:31,800 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-10-13 03:57:32,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:32,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 88 states and 104 transitions. [2021-10-13 03:57:32,081 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 104 transitions. [2021-10-13 03:57:32,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-13 03:57:32,082 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:32,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:32,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:32,147 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2021-10-13 03:57:32,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:32,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 89 states and 105 transitions. [2021-10-13 03:57:32,386 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 105 transitions. [2021-10-13 03:57:32,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-13 03:57:32,406 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:32,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:32,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:32,490 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2021-10-13 03:57:32,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:32,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 85 states and 97 transitions. [2021-10-13 03:57:32,743 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 97 transitions. [2021-10-13 03:57:32,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-13 03:57:32,744 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:32,744 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:32,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:32,896 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-10-13 03:57:34,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:34,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 94 states and 109 transitions. [2021-10-13 03:57:34,199 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 109 transitions. [2021-10-13 03:57:34,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-13 03:57:34,199 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:34,199 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:34,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:34,353 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-10-13 03:57:35,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:35,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 92 states and 104 transitions. [2021-10-13 03:57:35,945 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 104 transitions. [2021-10-13 03:57:35,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-10-13 03:57:35,946 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:35,946 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:35,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:36,136 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2021-10-13 03:57:40,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:40,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 102 states and 118 transitions. [2021-10-13 03:57:40,518 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 118 transitions. [2021-10-13 03:57:40,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-10-13 03:57:40,519 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:40,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:40,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:40,639 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2021-10-13 03:57:42,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:42,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 81 states and 89 transitions. [2021-10-13 03:57:42,184 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 89 transitions. [2021-10-13 03:57:42,184 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 03:57:42,185 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 41 iterations. [2021-10-13 03:57:42,190 INFO L759 CodeCheckObserver]: All specifications hold 16 specifications checked. All of them hold [2021-10-13 03:57:42,579 INFO L565 CodeCheckObserver]: Invariant with dag size 22 [2021-10-13 03:57:42,591 INFO L565 CodeCheckObserver]: Invariant with dag size 3 [2021-10-13 03:57:42,591 INFO L565 CodeCheckObserver]: Invariant with dag size 11 [2021-10-13 03:57:42,592 INFO L565 CodeCheckObserver]: Invariant with dag size 11 [2021-10-13 03:57:42,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.10 03:57:42 ImpRootNode [2021-10-13 03:57:42,593 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-13 03:57:42,594 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 03:57:42,594 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 03:57:42,594 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 03:57:42,595 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:57:22" (3/4) ... [2021-10-13 03:57:42,598 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 03:57:42,604 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-10-13 03:57:42,610 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-10-13 03:57:42,610 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2021-10-13 03:57:42,611 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-10-13 03:57:42,611 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 03:57:42,689 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa02feb9-1f74-4e37-acee-dbcf73f636bd/bin/ukojak-fKGseLULKY/witness.graphml [2021-10-13 03:57:42,690 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 03:57:42,692 INFO L168 Benchmark]: Toolchain (without parser) took 22775.72 ms. Allocated memory was 94.4 MB in the beginning and 276.8 MB in the end (delta: 182.5 MB). Free memory was 56.4 MB in the beginning and 136.0 MB in the end (delta: -79.6 MB). Peak memory consumption was 102.5 MB. Max. memory is 16.1 GB. [2021-10-13 03:57:42,692 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 94.4 MB. Free memory is still 46.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 03:57:42,693 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1146.38 ms. Allocated memory was 94.4 MB in the beginning and 119.5 MB in the end (delta: 25.2 MB). Free memory was 56.2 MB in the beginning and 44.1 MB in the end (delta: 12.0 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2021-10-13 03:57:42,693 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.08 ms. Allocated memory is still 119.5 MB. Free memory was 44.1 MB in the beginning and 93.3 MB in the end (delta: -49.2 MB). Peak memory consumption was 10.1 MB. Max. memory is 16.1 GB. [2021-10-13 03:57:42,694 INFO L168 Benchmark]: Boogie Preprocessor took 61.18 ms. Allocated memory is still 119.5 MB. Free memory was 93.3 MB in the beginning and 90.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 03:57:42,694 INFO L168 Benchmark]: RCFGBuilder took 870.64 ms. Allocated memory is still 119.5 MB. Free memory was 90.5 MB in the beginning and 64.6 MB in the end (delta: 25.9 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2021-10-13 03:57:42,695 INFO L168 Benchmark]: CodeCheck took 20499.05 ms. Allocated memory was 119.5 MB in the beginning and 276.8 MB in the end (delta: 157.3 MB). Free memory was 63.9 MB in the beginning and 140.2 MB in the end (delta: -76.3 MB). Peak memory consumption was 79.6 MB. Max. memory is 16.1 GB. [2021-10-13 03:57:42,695 INFO L168 Benchmark]: Witness Printer took 95.79 ms. Allocated memory is still 276.8 MB. Free memory was 140.2 MB in the beginning and 136.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 03:57:42,697 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, 41 locations, 16 error locations. Started 1 CEGAR loops. OverallTime: 20037.8ms, OverallIterations: 41, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 271581184 SDtfs, -996043068 SDslu, 0 SDs, 0 SdLazy, -1836036588 SolverSat, 133287384 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13397.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9786 GetRequests, 9260 SyntacticMatches, 196 SemanticMatches, 330 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51194 ImplicationChecksByTransitivity, 14668.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 132.6ms SsaConstructionTime, 679.0ms SatisfiabilityAnalysisTime, 3279.7ms InterpolantComputationTime, 1614 NumberOfCodeBlocks, 1614 NumberOfCodeBlocksAsserted, 40 NumberOfCheckSat, 1574 ConstructedInterpolants, 0 QuantifiedInterpolants, 2383 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 40 InterpolantComputations, 19 PerfectInterpolantSequences, 4274/4826 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1879]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1879]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1886]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1886]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1886]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1886]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1887]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1887]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1887]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1887]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1894]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1894]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1889]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1889]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1898]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1898]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 16 specifications checked. All of them hold - InvariantResult [Line: 1894]: Loop Invariant Derived loop invariant: (((((((i <= 268435453 && 1 < i) && 1 <= j) && argc <= 268435454) || (((i <= 268435453 && 1 < i) && argc <= 268435454) && j == 0)) || (((i <= 1 && argc <= 268435454) && j == 0) && 1 <= i)) || ((argc <= 268435454 && j == 0) && i == 0)) || (((i <= 1 && 1 <= j) && argc <= 268435454) && 1 <= i)) || ((1 <= j && argc <= 268435454) && i == 0) - InvariantResult [Line: 1879]: Loop Invariant Derived loop invariant: 0 <= i - InvariantResult [Line: 1889]: Loop Invariant Derived loop invariant: (argc <= 268435454 && 1 <= i) || (argc <= 268435454 && i == 0) - InvariantResult [Line: 1898]: Loop Invariant Derived loop invariant: (1 <= i && argc <= 268435454) || (i == 0 && argc <= 268435454) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 94.4 MB. Free memory is still 46.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1146.38 ms. Allocated memory was 94.4 MB in the beginning and 119.5 MB in the end (delta: 25.2 MB). Free memory was 56.2 MB in the beginning and 44.1 MB in the end (delta: 12.0 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 97.08 ms. Allocated memory is still 119.5 MB. Free memory was 44.1 MB in the beginning and 93.3 MB in the end (delta: -49.2 MB). Peak memory consumption was 10.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 61.18 ms. Allocated memory is still 119.5 MB. Free memory was 93.3 MB in the beginning and 90.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 870.64 ms. Allocated memory is still 119.5 MB. Free memory was 90.5 MB in the beginning and 64.6 MB in the end (delta: 25.9 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * CodeCheck took 20499.05 ms. Allocated memory was 119.5 MB in the beginning and 276.8 MB in the end (delta: 157.3 MB). Free memory was 63.9 MB in the beginning and 140.2 MB in the end (delta: -76.3 MB). Peak memory consumption was 79.6 MB. Max. memory is 16.1 GB. * Witness Printer took 95.79 ms. Allocated memory is still 276.8 MB. Free memory was 140.2 MB in the beginning and 136.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-13 03:57:42,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa02feb9-1f74-4e37-acee-dbcf73f636bd/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...