./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3894aab7-e7a1-4183-83b2-343ae812c632/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3894aab7-e7a1-4183-83b2-343ae812c632/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3894aab7-e7a1-4183-83b2-343ae812c632/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3894aab7-e7a1-4183-83b2-343ae812c632/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3894aab7-e7a1-4183-83b2-343ae812c632/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3894aab7-e7a1-4183-83b2-343ae812c632/bin/ukojak-92XMlrwhuB --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 4fecbd384f63aa34e01807a3a6735a322a2435f1312f0df3ed763fde7f43fe0a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:42:41,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:42:41,121 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:42:41,172 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:42:41,172 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:42:41,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:42:41,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:42:41,178 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:42:41,180 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:42:41,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:42:41,183 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:42:41,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:42:41,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:42:41,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:42:41,188 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:42:41,189 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:42:41,190 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:42:41,192 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:42:41,194 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:42:41,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:42:41,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:42:41,201 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:42:41,203 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:42:41,206 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:42:41,211 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:42:41,214 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:42:41,215 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:42:41,216 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:42:41,217 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:42:41,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:42:41,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:42:41,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:42:41,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:42:41,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:42:41,222 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:42:41,222 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:42:41,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:42:41,223 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:42:41,223 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:42:41,228 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:42:41,229 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:42:41,231 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3894aab7-e7a1-4183-83b2-343ae812c632/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 16:42:41,272 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:42:41,272 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:42:41,274 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:42:41,274 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:42:41,275 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:42:41,275 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:42:41,275 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:42:41,275 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:42:41,276 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:42:41,276 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:42:41,277 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:42:41,277 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:42:41,278 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:42:41,278 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:42:41,278 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:42:41,278 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:42:41,278 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:42:41,279 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:42:41,279 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:42:41,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:41,280 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:42:41,280 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:42:41,280 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:42:41,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:42:41,280 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_3894aab7-e7a1-4183-83b2-343ae812c632/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3894aab7-e7a1-4183-83b2-343ae812c632/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fecbd384f63aa34e01807a3a6735a322a2435f1312f0df3ed763fde7f43fe0a [2022-10-17 16:42:41,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:42:41,561 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:42:41,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:42:41,568 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:42:41,569 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:42:41,571 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3894aab7-e7a1-4183-83b2-343ae812c632/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i [2022-10-17 16:42:41,644 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3894aab7-e7a1-4183-83b2-343ae812c632/bin/ukojak-92XMlrwhuB/data/cdb3e5afd/a237a3608fa946a9b57597895ea85ed3/FLAG00177c3f8 [2022-10-17 16:42:42,222 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:42:42,223 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3894aab7-e7a1-4183-83b2-343ae812c632/sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i [2022-10-17 16:42:42,235 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3894aab7-e7a1-4183-83b2-343ae812c632/bin/ukojak-92XMlrwhuB/data/cdb3e5afd/a237a3608fa946a9b57597895ea85ed3/FLAG00177c3f8 [2022-10-17 16:42:42,509 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3894aab7-e7a1-4183-83b2-343ae812c632/bin/ukojak-92XMlrwhuB/data/cdb3e5afd/a237a3608fa946a9b57597895ea85ed3 [2022-10-17 16:42:42,511 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:42:42,513 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:42:42,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:42,518 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:42:42,521 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:42:42,522 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:42" (1/1) ... [2022-10-17 16:42:42,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46920fa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:42, skipping insertion in model container [2022-10-17 16:42:42,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:42" (1/1) ... [2022-10-17 16:42:42,536 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:42:42,587 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:42:42,893 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3894aab7-e7a1-4183-83b2-343ae812c632/sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i[24436,24449] [2022-10-17 16:42:42,896 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:42,904 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:42:42,947 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3894aab7-e7a1-4183-83b2-343ae812c632/sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i[24436,24449] [2022-10-17 16:42:42,948 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:42,980 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:42:42,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:42 WrapperNode [2022-10-17 16:42:42,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:42,982 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:42,982 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:42:42,982 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:42:42,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:42" (1/1) ... [2022-10-17 16:42:43,005 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:42" (1/1) ... [2022-10-17 16:42:43,034 INFO L138 Inliner]: procedures = 126, calls = 26, calls flagged for inlining = 9, calls inlined = 10, statements flattened = 146 [2022-10-17 16:42:43,034 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:43,035 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:42:43,035 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:42:43,036 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:42:43,045 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:42" (1/1) ... [2022-10-17 16:42:43,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:42" (1/1) ... [2022-10-17 16:42:43,049 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:42" (1/1) ... [2022-10-17 16:42:43,050 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:42" (1/1) ... [2022-10-17 16:42:43,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:42" (1/1) ... [2022-10-17 16:42:43,064 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:42" (1/1) ... [2022-10-17 16:42:43,066 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:42" (1/1) ... [2022-10-17 16:42:43,068 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:42" (1/1) ... [2022-10-17 16:42:43,072 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:42:43,073 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:42:43,073 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:42:43,073 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:42:43,074 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:42" (1/1) ... [2022-10-17 16:42:43,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:43,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3894aab7-e7a1-4183-83b2-343ae812c632/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:42:43,110 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3894aab7-e7a1-4183-83b2-343ae812c632/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:42:43,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3894aab7-e7a1-4183-83b2-343ae812c632/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:42:43,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:42:43,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:42:43,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:42:43,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:42:43,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:42:43,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:42:43,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:42:43,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:42:43,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:42:43,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:42:43,324 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:42:43,326 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:42:43,748 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:42:43,805 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:42:43,805 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-10-17 16:42:43,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:43 BoogieIcfgContainer [2022-10-17 16:42:43,808 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:42:43,809 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:42:43,809 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:42:43,820 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:42:43,821 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:43" (1/1) ... [2022-10-17 16:42:43,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:42:43,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:43,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 67 states and 76 transitions. [2022-10-17 16:42:43,917 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 76 transitions. [2022-10-17 16:42:43,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:42:43,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:43,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:44,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:44,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:44,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:44,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 66 states and 75 transitions. [2022-10-17 16:42:44,244 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 75 transitions. [2022-10-17 16:42:44,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:42:44,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:44,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:44,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:44,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:44,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:44,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 65 states and 74 transitions. [2022-10-17 16:42:44,628 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 74 transitions. [2022-10-17 16:42:44,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:42:44,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:44,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:44,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:44,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:44,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:44,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 64 states and 73 transitions. [2022-10-17 16:42:44,735 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 73 transitions. [2022-10-17 16:42:44,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:42:44,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:44,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:44,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:44,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:45,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:45,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 63 states and 72 transitions. [2022-10-17 16:42:45,136 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 72 transitions. [2022-10-17 16:42:45,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:42:45,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:45,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:45,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:45,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:45,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:45,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 64 states and 74 transitions. [2022-10-17 16:42:45,366 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 74 transitions. [2022-10-17 16:42:45,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:42:45,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:45,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:45,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:45,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:45,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:45,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 63 states and 73 transitions. [2022-10-17 16:42:45,441 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 73 transitions. [2022-10-17 16:42:45,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:42:45,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:45,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:45,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:45,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:45,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:45,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 62 states and 72 transitions. [2022-10-17 16:42:45,592 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 72 transitions. [2022-10-17 16:42:45,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:42:45,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:45,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:45,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:45,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:45,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:45,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 61 states and 71 transitions. [2022-10-17 16:42:45,672 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 71 transitions. [2022-10-17 16:42:45,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:42:45,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:45,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:45,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:45,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:45,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:45,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 60 states and 70 transitions. [2022-10-17 16:42:45,778 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 70 transitions. [2022-10-17 16:42:45,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:42:45,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:45,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:45,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:45,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:45,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:45,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 59 states and 69 transitions. [2022-10-17 16:42:45,895 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 69 transitions. [2022-10-17 16:42:45,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:42:45,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:45,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:45,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:46,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:46,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:46,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 58 states and 68 transitions. [2022-10-17 16:42:46,216 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 68 transitions. [2022-10-17 16:42:46,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:42:46,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:46,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:46,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:46,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:42:47,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:47,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 57 states and 67 transitions. [2022-10-17 16:42:47,130 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2022-10-17 16:42:47,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:42:47,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:47,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:47,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:47,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:48,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:48,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 56 states and 66 transitions. [2022-10-17 16:42:48,432 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 66 transitions. [2022-10-17 16:42:48,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:42:48,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:48,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:48,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:48,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:49,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:49,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 59 states and 73 transitions. [2022-10-17 16:42:49,323 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 73 transitions. [2022-10-17 16:42:49,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:42:49,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:49,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:49,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:49,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:50,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:50,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 62 states and 82 transitions. [2022-10-17 16:42:50,996 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2022-10-17 16:42:50,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:42:50,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:50,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:51,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:51,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:51,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:51,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 63 states and 83 transitions. [2022-10-17 16:42:51,107 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2022-10-17 16:42:51,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:42:51,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:51,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:51,433 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:51,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:51,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 64 states and 86 transitions. [2022-10-17 16:42:51,595 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 86 transitions. [2022-10-17 16:42:51,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:42:51,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:51,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:51,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:51,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:51,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 67 states and 93 transitions. [2022-10-17 16:42:51,857 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2022-10-17 16:42:51,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:42:51,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:51,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:51,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:52,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:54,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:54,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 75 states and 107 transitions. [2022-10-17 16:42:54,890 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 107 transitions. [2022-10-17 16:42:54,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:42:54,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:54,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:54,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:55,380 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:57,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:57,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 81 states and 123 transitions. [2022-10-17 16:42:57,404 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 123 transitions. [2022-10-17 16:42:57,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:42:57,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:57,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:57,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:57,523 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:57,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:57,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 82 states and 125 transitions. [2022-10-17 16:42:57,840 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 125 transitions. [2022-10-17 16:42:57,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:42:57,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:57,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:57,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:58,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:43:02,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:02,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 92 states and 146 transitions. [2022-10-17 16:43:02,365 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 146 transitions. [2022-10-17 16:43:02,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:43:02,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:02,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:02,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:03,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:43:10,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:10,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 99 states and 171 transitions. [2022-10-17 16:43:10,363 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 171 transitions. [2022-10-17 16:43:10,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:43:10,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:10,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:10,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:10,453 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:43:11,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:11,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 101 states and 178 transitions. [2022-10-17 16:43:11,567 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 178 transitions. [2022-10-17 16:43:11,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:43:11,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:11,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:11,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:11,873 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:43:12,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:12,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 102 states and 181 transitions. [2022-10-17 16:43:12,847 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 181 transitions. [2022-10-17 16:43:12,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:43:12,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:12,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:12,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:12,959 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:43:13,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:13,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 103 states and 183 transitions. [2022-10-17 16:43:13,677 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 183 transitions. [2022-10-17 16:43:13,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:43:13,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:13,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:13,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:13,800 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:43:14,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:14,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 104 states and 185 transitions. [2022-10-17 16:43:14,549 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 185 transitions. [2022-10-17 16:43:14,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:43:14,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:14,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:14,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:14,638 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:43:14,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:14,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 105 states and 188 transitions. [2022-10-17 16:43:14,673 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 188 transitions. [2022-10-17 16:43:14,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:43:14,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:14,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:14,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat