./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/StructInitialization2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcccdfb0-95fa-42ec-9caf-603a1c2e74e1/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcccdfb0-95fa-42ec-9caf-603a1c2e74e1/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcccdfb0-95fa-42ec-9caf-603a1c2e74e1/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcccdfb0-95fa-42ec-9caf-603a1c2e74e1/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/StructInitialization2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcccdfb0-95fa-42ec-9caf-603a1c2e74e1/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcccdfb0-95fa-42ec-9caf-603a1c2e74e1/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a9e57556025294612a4983c83f08462039130a71f3900642f3b13b79e1ecf173 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:44:11,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:44:11,766 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:44:11,809 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:44:11,810 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:44:11,811 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:44:11,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:44:11,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:44:11,819 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:44:11,820 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:44:11,821 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:44:11,823 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:44:11,824 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:44:11,825 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:44:11,827 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:44:11,828 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:44:11,830 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:44:11,831 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:44:11,834 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:44:11,837 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:44:11,839 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:44:11,841 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:44:11,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:44:11,844 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:44:11,849 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:44:11,849 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:44:11,850 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:44:11,851 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:44:11,852 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:44:11,853 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:44:11,853 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:44:11,854 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:44:11,855 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:44:11,856 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:44:11,858 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:44:11,858 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:44:11,859 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:44:11,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:44:11,860 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:44:11,861 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:44:11,862 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:44:11,863 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcccdfb0-95fa-42ec-9caf-603a1c2e74e1/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:44:11,893 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:44:11,895 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:44:11,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:44:11,899 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:44:11,900 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:44:11,900 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:44:11,900 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:44:11,900 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:44:11,901 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:44:11,901 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:44:11,902 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:44:11,902 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:44:11,902 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:44:11,903 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:44:11,903 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:44:11,903 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:44:11,904 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:44:11,904 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:44:11,904 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:44:11,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:11,905 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:44:11,905 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:44:11,905 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:44:11,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:44:11,906 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_dcccdfb0-95fa-42ec-9caf-603a1c2e74e1/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcccdfb0-95fa-42ec-9caf-603a1c2e74e1/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9e57556025294612a4983c83f08462039130a71f3900642f3b13b79e1ecf173 [2021-11-23 15:44:12,163 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:44:12,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:44:12,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:44:12,197 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:44:12,198 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:44:12,199 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcccdfb0-95fa-42ec-9caf-603a1c2e74e1/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-memsafety/StructInitialization2.c [2021-11-23 15:44:12,295 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcccdfb0-95fa-42ec-9caf-603a1c2e74e1/bin/ukojak-CwSLpZB5Qu/data/afc78e5eb/c3d50b28c715498e86445f0f0406161e/FLAGa8eecfdb7 [2021-11-23 15:44:12,779 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:44:12,780 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcccdfb0-95fa-42ec-9caf-603a1c2e74e1/sv-benchmarks/c/ldv-memsafety/StructInitialization2.c [2021-11-23 15:44:12,788 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcccdfb0-95fa-42ec-9caf-603a1c2e74e1/bin/ukojak-CwSLpZB5Qu/data/afc78e5eb/c3d50b28c715498e86445f0f0406161e/FLAGa8eecfdb7 [2021-11-23 15:44:13,142 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcccdfb0-95fa-42ec-9caf-603a1c2e74e1/bin/ukojak-CwSLpZB5Qu/data/afc78e5eb/c3d50b28c715498e86445f0f0406161e [2021-11-23 15:44:13,145 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:44:13,146 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:44:13,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:13,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:44:13,151 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:44:13,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:13" (1/1) ... [2021-11-23 15:44:13,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c392115 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:13, skipping insertion in model container [2021-11-23 15:44:13,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:13" (1/1) ... [2021-11-23 15:44:13,160 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:44:13,181 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:44:13,363 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:13,384 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:44:13,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:13,445 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:44:13,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:13 WrapperNode [2021-11-23 15:44:13,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:13,448 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:13,448 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:44:13,448 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:44:13,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:13" (1/1) ... [2021-11-23 15:44:13,469 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:13" (1/1) ... [2021-11-23 15:44:13,502 INFO L137 Inliner]: procedures = 11, calls = 82, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 220 [2021-11-23 15:44:13,503 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:13,503 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:44:13,504 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:44:13,504 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:44:13,513 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:13" (1/1) ... [2021-11-23 15:44:13,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:13" (1/1) ... [2021-11-23 15:44:13,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:13" (1/1) ... [2021-11-23 15:44:13,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:13" (1/1) ... [2021-11-23 15:44:13,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:13" (1/1) ... [2021-11-23 15:44:13,537 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:13" (1/1) ... [2021-11-23 15:44:13,539 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:13" (1/1) ... [2021-11-23 15:44:13,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:44:13,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:44:13,544 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:44:13,545 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:44:13,546 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:13" (1/1) ... [2021-11-23 15:44:13,553 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:13,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcccdfb0-95fa-42ec-9caf-603a1c2e74e1/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:44:13,578 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcccdfb0-95fa-42ec-9caf-603a1c2e74e1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:44:13,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcccdfb0-95fa-42ec-9caf-603a1c2e74e1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:44:13,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:44:13,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:44:13,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:44:13,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:44:13,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:44:13,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:44:13,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:44:13,800 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:44:13,801 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:44:14,537 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:44:14,588 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:44:14,588 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:44:14,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:44:14 BoogieIcfgContainer [2021-11-23 15:44:14,592 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:44:14,593 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:44:14,594 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:44:14,605 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:44:14,605 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:44:14" (1/1) ... [2021-11-23 15:44:14,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:44:14,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:14,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 124 states and 123 transitions. [2021-11-23 15:44:14,715 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 123 transitions. [2021-11-23 15:44:14,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 15:44:14,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:14,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:14,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:15,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:15,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:15,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 123 states and 122 transitions. [2021-11-23 15:44:15,045 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 122 transitions. [2021-11-23 15:44:15,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 15:44:15,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:15,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:15,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:15,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:15,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:15,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 122 states and 121 transitions. [2021-11-23 15:44:15,242 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 121 transitions. [2021-11-23 15:44:15,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 15:44:15,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:15,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:15,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:15,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:15,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:15,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 121 states and 120 transitions. [2021-11-23 15:44:15,338 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 120 transitions. [2021-11-23 15:44:15,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 15:44:15,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:15,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:15,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:15,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:15,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:15,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 120 states and 119 transitions. [2021-11-23 15:44:15,497 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 119 transitions. [2021-11-23 15:44:15,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 15:44:15,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:15,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:15,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:15,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:15,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:15,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 119 states and 118 transitions. [2021-11-23 15:44:15,593 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 118 transitions. [2021-11-23 15:44:15,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 15:44:15,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:15,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:15,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:15,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:15,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:15,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 118 states and 117 transitions. [2021-11-23 15:44:15,685 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 117 transitions. [2021-11-23 15:44:15,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 15:44:15,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:15,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:15,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:15,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:15,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:15,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 117 states and 116 transitions. [2021-11-23 15:44:15,770 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 116 transitions. [2021-11-23 15:44:15,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 15:44:15,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:15,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:15,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:15,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:15,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:15,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 116 states and 115 transitions. [2021-11-23 15:44:15,862 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 115 transitions. [2021-11-23 15:44:15,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 15:44:15,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:15,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:15,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:15,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:15,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:15,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 115 states and 114 transitions. [2021-11-23 15:44:15,931 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 114 transitions. [2021-11-23 15:44:15,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 15:44:15,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:15,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:15,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:16,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:16,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:16,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 114 states and 113 transitions. [2021-11-23 15:44:16,023 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 113 transitions. [2021-11-23 15:44:16,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 15:44:16,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:16,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:16,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:16,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:16,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:16,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 113 states and 112 transitions. [2021-11-23 15:44:16,078 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 112 transitions. [2021-11-23 15:44:16,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 15:44:16,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:16,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:16,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:16,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:16,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:16,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 112 states and 111 transitions. [2021-11-23 15:44:16,174 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 111 transitions. [2021-11-23 15:44:16,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 15:44:16,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:16,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:16,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:16,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:16,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:16,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 111 states and 110 transitions. [2021-11-23 15:44:16,234 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 110 transitions. [2021-11-23 15:44:16,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 15:44:16,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:16,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:16,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:16,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:16,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:16,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 110 states and 109 transitions. [2021-11-23 15:44:16,294 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 109 transitions. [2021-11-23 15:44:16,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 15:44:16,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:16,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:16,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:16,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:16,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:16,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 109 states and 108 transitions. [2021-11-23 15:44:16,337 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 108 transitions. [2021-11-23 15:44:16,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 15:44:16,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:16,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:16,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:16,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:16,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:16,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 108 states and 107 transitions. [2021-11-23 15:44:16,414 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 107 transitions. [2021-11-23 15:44:16,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 15:44:16,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:16,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:16,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:16,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:16,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:16,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 107 states and 106 transitions. [2021-11-23 15:44:16,477 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 106 transitions. [2021-11-23 15:44:16,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 15:44:16,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:16,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:16,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:16,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:16,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:16,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 106 states and 105 transitions. [2021-11-23 15:44:16,569 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 105 transitions. [2021-11-23 15:44:16,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 15:44:16,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:16,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:16,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:16,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:16,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:16,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 105 states and 104 transitions. [2021-11-23 15:44:16,622 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 104 transitions. [2021-11-23 15:44:16,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 15:44:16,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:16,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:16,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:16,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:16,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:16,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 104 states and 103 transitions. [2021-11-23 15:44:16,702 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 103 transitions. [2021-11-23 15:44:16,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 15:44:16,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:16,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:16,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:16,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:16,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:16,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 103 states and 102 transitions. [2021-11-23 15:44:16,762 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 102 transitions. [2021-11-23 15:44:16,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 15:44:16,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:16,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:16,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:16,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:16,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:16,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 102 states and 101 transitions. [2021-11-23 15:44:16,944 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 101 transitions. [2021-11-23 15:44:16,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 15:44:16,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:16,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:16,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:16,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:17,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:17,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 101 states and 100 transitions. [2021-11-23 15:44:17,002 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 100 transitions. [2021-11-23 15:44:17,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 15:44:17,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:17,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:17,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:17,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:17,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:17,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 100 states and 99 transitions. [2021-11-23 15:44:17,071 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 99 transitions. [2021-11-23 15:44:17,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 15:44:17,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:17,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:17,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:17,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:17,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:17,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 99 states and 98 transitions. [2021-11-23 15:44:17,133 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 98 transitions. [2021-11-23 15:44:17,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 15:44:17,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:17,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:17,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:17,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:17,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:17,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 98 states and 97 transitions. [2021-11-23 15:44:17,209 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 97 transitions. [2021-11-23 15:44:17,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 15:44:17,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:17,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:17,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:17,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:17,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:17,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 97 states and 96 transitions. [2021-11-23 15:44:17,258 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 96 transitions. [2021-11-23 15:44:17,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 15:44:17,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:17,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:17,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:17,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:17,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:17,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 96 states and 95 transitions. [2021-11-23 15:44:17,336 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 95 transitions. [2021-11-23 15:44:17,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 15:44:17,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:17,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:17,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:17,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:17,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:17,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 95 states and 94 transitions. [2021-11-23 15:44:17,382 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 94 transitions. [2021-11-23 15:44:17,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 15:44:17,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:17,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:17,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:17,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:17,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:17,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 94 states and 93 transitions. [2021-11-23 15:44:17,628 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 93 transitions. [2021-11-23 15:44:17,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 15:44:17,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:17,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:17,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:17,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:17,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:17,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 93 states and 92 transitions. [2021-11-23 15:44:17,698 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 92 transitions. [2021-11-23 15:44:17,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 15:44:17,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:17,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:17,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:17,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:17,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:17,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 92 states and 91 transitions. [2021-11-23 15:44:17,770 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 91 transitions. [2021-11-23 15:44:17,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 15:44:17,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:17,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:17,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:17,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:17,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:17,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 91 states and 90 transitions. [2021-11-23 15:44:17,823 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 90 transitions. [2021-11-23 15:44:17,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 15:44:17,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:17,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:17,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:17,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:17,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:17,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 90 states and 89 transitions. [2021-11-23 15:44:17,899 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 89 transitions. [2021-11-23 15:44:17,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 15:44:17,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:17,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:17,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:17,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:17,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:17,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 89 states and 88 transitions. [2021-11-23 15:44:17,956 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 88 transitions. [2021-11-23 15:44:17,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 15:44:17,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:17,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:17,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:17,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:18,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:18,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 88 states and 87 transitions. [2021-11-23 15:44:18,027 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 87 transitions. [2021-11-23 15:44:18,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 15:44:18,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:18,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:18,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:18,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:18,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:18,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 87 states and 86 transitions. [2021-11-23 15:44:18,099 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 86 transitions. [2021-11-23 15:44:18,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 15:44:18,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:18,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:18,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:18,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:18,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:18,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 86 states and 85 transitions. [2021-11-23 15:44:18,429 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 85 transitions. [2021-11-23 15:44:18,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 15:44:18,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:18,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:18,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:18,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:18,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:18,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 85 states and 84 transitions. [2021-11-23 15:44:18,474 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 84 transitions. [2021-11-23 15:44:18,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 15:44:18,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:18,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:18,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:18,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:18,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:18,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 84 states and 83 transitions. [2021-11-23 15:44:18,556 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 83 transitions. [2021-11-23 15:44:18,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 15:44:18,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:18,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:18,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:18,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:18,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:18,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 83 states and 82 transitions. [2021-11-23 15:44:18,604 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 82 transitions. [2021-11-23 15:44:18,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 15:44:18,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:18,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:18,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:18,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:18,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:18,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 82 states and 81 transitions. [2021-11-23 15:44:18,704 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 81 transitions. [2021-11-23 15:44:18,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 15:44:18,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:18,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:18,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:18,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:18,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:18,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 81 states and 80 transitions. [2021-11-23 15:44:18,750 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 80 transitions. [2021-11-23 15:44:18,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 15:44:18,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:18,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:18,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:18,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:19,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:19,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 80 states and 79 transitions. [2021-11-23 15:44:19,037 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 79 transitions. [2021-11-23 15:44:19,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 15:44:19,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:19,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:19,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:19,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:19,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:19,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 79 states and 78 transitions. [2021-11-23 15:44:19,122 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 78 transitions. [2021-11-23 15:44:19,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 15:44:19,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:19,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:19,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:19,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:19,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:19,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 78 states and 77 transitions. [2021-11-23 15:44:19,205 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 77 transitions. [2021-11-23 15:44:19,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 15:44:19,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:19,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:19,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:19,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:19,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:19,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 77 states and 76 transitions. [2021-11-23 15:44:19,261 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 76 transitions. [2021-11-23 15:44:19,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 15:44:19,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:19,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:19,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:19,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:19,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:19,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 76 states and 75 transitions. [2021-11-23 15:44:19,358 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 75 transitions. [2021-11-23 15:44:19,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 15:44:19,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:19,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:19,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:19,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:19,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:19,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 75 states and 74 transitions. [2021-11-23 15:44:19,440 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 74 transitions. [2021-11-23 15:44:19,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 15:44:19,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:19,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:19,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:19,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:19,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:19,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 74 states and 73 transitions. [2021-11-23 15:44:19,525 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 73 transitions. [2021-11-23 15:44:19,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 15:44:19,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:19,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:19,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:19,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:19,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:19,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 73 states and 72 transitions. [2021-11-23 15:44:19,575 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 72 transitions. [2021-11-23 15:44:19,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 15:44:19,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:19,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:19,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:19,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:19,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:19,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 72 states and 71 transitions. [2021-11-23 15:44:19,685 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 71 transitions. [2021-11-23 15:44:19,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 15:44:19,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:19,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:19,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:19,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:19,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:19,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 71 states and 70 transitions. [2021-11-23 15:44:19,741 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 70 transitions. [2021-11-23 15:44:19,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 15:44:19,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:19,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:19,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:19,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:19,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:19,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 70 states and 69 transitions. [2021-11-23 15:44:19,826 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 69 transitions. [2021-11-23 15:44:19,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 15:44:19,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:19,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:19,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:19,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:19,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:19,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 69 states and 68 transitions. [2021-11-23 15:44:19,876 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 68 transitions. [2021-11-23 15:44:19,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 15:44:19,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:19,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:19,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:19,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:19,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:19,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 68 states and 67 transitions. [2021-11-23 15:44:19,978 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 67 transitions. [2021-11-23 15:44:19,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 15:44:19,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:19,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:20,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:20,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:20,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:20,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 67 states and 66 transitions. [2021-11-23 15:44:20,030 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 66 transitions. [2021-11-23 15:44:20,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 15:44:20,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:20,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:20,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:20,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:20,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:20,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 66 states and 65 transitions. [2021-11-23 15:44:20,129 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 65 transitions. [2021-11-23 15:44:20,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 15:44:20,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:20,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:20,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:20,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:20,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:20,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 65 states and 64 transitions. [2021-11-23 15:44:20,186 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 64 transitions. [2021-11-23 15:44:20,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 15:44:20,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:20,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:20,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:20,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:20,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:20,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 64 states and 63 transitions. [2021-11-23 15:44:20,307 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 63 transitions. [2021-11-23 15:44:20,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 15:44:20,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:20,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:20,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:20,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:20,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:20,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 63 states and 62 transitions. [2021-11-23 15:44:20,357 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 62 transitions. [2021-11-23 15:44:20,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 15:44:20,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:20,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:20,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:20,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:20,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:20,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 62 states and 61 transitions. [2021-11-23 15:44:20,480 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 61 transitions. [2021-11-23 15:44:20,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 15:44:20,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:20,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:20,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:20,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:20,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:20,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 61 states and 60 transitions. [2021-11-23 15:44:20,548 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 60 transitions. [2021-11-23 15:44:20,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 15:44:20,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:20,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:20,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:20,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:20,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:20,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 60 states and 59 transitions. [2021-11-23 15:44:20,662 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 59 transitions. [2021-11-23 15:44:20,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 15:44:20,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:20,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:20,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:20,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:20,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:20,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 59 states and 58 transitions. [2021-11-23 15:44:20,722 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 58 transitions. [2021-11-23 15:44:20,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 15:44:20,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:20,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:20,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:20,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:20,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:20,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 58 states and 57 transitions. [2021-11-23 15:44:20,823 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 57 transitions. [2021-11-23 15:44:20,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 15:44:20,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:20,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:20,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:20,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:20,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:20,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 57 states and 56 transitions. [2021-11-23 15:44:20,914 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 56 transitions. [2021-11-23 15:44:20,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 15:44:20,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:20,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:20,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:21,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:21,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:21,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 56 states and 55 transitions. [2021-11-23 15:44:21,076 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 55 transitions. [2021-11-23 15:44:21,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 15:44:21,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:21,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:21,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:21,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:21,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:21,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 55 states and 54 transitions. [2021-11-23 15:44:21,139 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 54 transitions. [2021-11-23 15:44:21,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 15:44:21,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:21,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:21,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:21,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:21,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:21,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 54 states and 53 transitions. [2021-11-23 15:44:21,234 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 53 transitions. [2021-11-23 15:44:21,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 15:44:21,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:21,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:21,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:21,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:21,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:21,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 53 states and 52 transitions. [2021-11-23 15:44:21,292 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 52 transitions. [2021-11-23 15:44:21,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 15:44:21,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:21,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:21,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:21,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:21,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:21,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 52 states and 51 transitions. [2021-11-23 15:44:21,401 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 51 transitions. [2021-11-23 15:44:21,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 15:44:21,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:21,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:21,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:21,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:21,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:21,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 51 states and 50 transitions. [2021-11-23 15:44:21,465 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 50 transitions. [2021-11-23 15:44:21,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 15:44:21,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:21,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:21,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:21,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:21,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:21,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 50 states and 49 transitions. [2021-11-23 15:44:21,597 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 49 transitions. [2021-11-23 15:44:21,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 15:44:21,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:21,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:21,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:21,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:21,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:21,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 49 states and 48 transitions. [2021-11-23 15:44:21,701 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 48 transitions. [2021-11-23 15:44:21,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 15:44:21,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:21,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:21,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:21,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:21,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:21,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 48 states and 47 transitions. [2021-11-23 15:44:21,789 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 47 transitions. [2021-11-23 15:44:21,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 15:44:21,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:21,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:21,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:21,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:21,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:21,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 47 states and 46 transitions. [2021-11-23 15:44:21,850 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 46 transitions. [2021-11-23 15:44:21,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 15:44:21,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:21,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:21,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:21,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:21,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:21,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 46 states and 45 transitions. [2021-11-23 15:44:21,958 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 45 transitions. [2021-11-23 15:44:21,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 15:44:21,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:21,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:21,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:22,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:22,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:22,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 45 states and 44 transitions. [2021-11-23 15:44:22,021 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 44 transitions. [2021-11-23 15:44:22,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 15:44:22,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:22,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:22,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:22,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:22,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:22,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 44 states and 43 transitions. [2021-11-23 15:44:22,152 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 43 transitions. [2021-11-23 15:44:22,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 15:44:22,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:44:22,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:44:22,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:44:22,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:44:22,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:44:22,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 43 states and 42 transitions. [2021-11-23 15:44:22,604 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 42 transitions. [2021-11-23 15:44:22,604 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 15:44:22,604 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 82 iterations. [2021-11-23 15:44:22,617 INFO L754 CodeCheckObserver]: All specifications hold 81 specifications checked. All of them hold [2021-11-23 15:44:22,974 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2021-11-23 15:44:22,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 03:44:22 ImpRootNode [2021-11-23 15:44:22,984 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 15:44:22,985 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 15:44:22,985 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 15:44:22,985 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 15:44:22,986 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:44:14" (3/4) ... [2021-11-23 15:44:22,989 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 15:44:23,003 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2021-11-23 15:44:23,007 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-23 15:44:23,008 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-23 15:44:23,009 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 15:44:23,053 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid#1-unknown) == \valid [2021-11-23 15:44:23,163 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcccdfb0-95fa-42ec-9caf-603a1c2e74e1/bin/ukojak-CwSLpZB5Qu/witness.graphml [2021-11-23 15:44:23,163 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 15:44:23,164 INFO L158 Benchmark]: Toolchain (without parser) took 10017.71ms. Allocated memory was 92.3MB in the beginning and 218.1MB in the end (delta: 125.8MB). Free memory was 60.5MB in the beginning and 100.1MB in the end (delta: -39.6MB). Peak memory consumption was 85.9MB. Max. memory is 16.1GB. [2021-11-23 15:44:23,165 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 92.3MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:44:23,165 INFO L158 Benchmark]: CACSL2BoogieTranslator took 298.91ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 60.3MB in the beginning and 96.5MB in the end (delta: -36.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:44:23,166 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.07ms. Allocated memory is still 121.6MB. Free memory was 96.5MB in the beginning and 94.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:44:23,166 INFO L158 Benchmark]: Boogie Preprocessor took 40.06ms. Allocated memory is still 121.6MB. Free memory was 94.1MB in the beginning and 91.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:44:23,166 INFO L158 Benchmark]: RCFGBuilder took 1047.85ms. Allocated memory is still 121.6MB. Free memory was 91.0MB in the beginning and 88.2MB in the end (delta: 2.8MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2021-11-23 15:44:23,167 INFO L158 Benchmark]: CodeCheck took 8391.65ms. Allocated memory was 121.6MB in the beginning and 218.1MB in the end (delta: 96.5MB). Free memory was 87.6MB in the beginning and 115.8MB in the end (delta: -28.2MB). Peak memory consumption was 68.9MB. Max. memory is 16.1GB. [2021-11-23 15:44:23,167 INFO L158 Benchmark]: Witness Printer took 178.50ms. Allocated memory is still 218.1MB. Free memory was 114.8MB in the beginning and 100.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:44:23,169 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 1 procedures, 124 locations, 81 error locations. Started 1 CEGAR loops. OverallTime: 8.0s, OverallIterations: 82, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8778 SdHoareTripleChecker+Valid, 34.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8699 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 29.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 5262 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 23645 IncrementalHoareTripleChecker+Invalid, 28907 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5262 mSolverCounterUnsat, 0 mSDtfsCounter, 23645 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11026 GetRequests, 10206 SyntacticMatches, 768 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1572 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 1762 NumberOfCodeBlocks, 1762 NumberOfCodeBlocksAsserted, 81 NumberOfCheckSat, 1681 ConstructedInterpolants, 0 QuantifiedInterpolants, 13391 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 81 InterpolantComputations, 81 PerfectInterpolantSequences, 0/0 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 - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 128]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 81 specifications checked. All of them hold - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: \old(unknown-main_\old_#valid#1-unknown) == \valid * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 92.3MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 298.91ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 60.3MB in the beginning and 96.5MB in the end (delta: -36.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.07ms. Allocated memory is still 121.6MB. Free memory was 96.5MB in the beginning and 94.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.06ms. Allocated memory is still 121.6MB. Free memory was 94.1MB in the beginning and 91.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1047.85ms. Allocated memory is still 121.6MB. Free memory was 91.0MB in the beginning and 88.2MB in the end (delta: 2.8MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. * CodeCheck took 8391.65ms. Allocated memory was 121.6MB in the beginning and 218.1MB in the end (delta: 96.5MB). Free memory was 87.6MB in the beginning and 115.8MB in the end (delta: -28.2MB). Peak memory consumption was 68.9MB. Max. memory is 16.1GB. * Witness Printer took 178.50ms. Allocated memory is still 218.1MB. Free memory was 114.8MB in the beginning and 100.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 15:44:23,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcccdfb0-95fa-42ec-9caf-603a1c2e74e1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE