./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/heap-manipulation/dll_of_dll-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f28d2b2-457f-4e92-9608-dce3a1f59780/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f28d2b2-457f-4e92-9608-dce3a1f59780/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_5f28d2b2-457f-4e92-9608-dce3a1f59780/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f28d2b2-457f-4e92-9608-dce3a1f59780/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/heap-manipulation/dll_of_dll-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f28d2b2-457f-4e92-9608-dce3a1f59780/bin/ukojak-92XMlrwhuB/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f28d2b2-457f-4e92-9608-dce3a1f59780/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-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0eca46c14885d62179341dcc13b398752af03e020a80dcf533f4c9afc7372707 --- 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 17:06:10,055 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:06:10,057 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:06:10,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:06:10,088 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:06:10,089 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:06:10,091 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:06:10,100 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:06:10,105 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:06:10,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:06:10,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:06:10,115 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:06:10,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:06:10,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:06:10,121 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:06:10,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:06:10,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:06:10,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:06:10,128 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:06:10,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:06:10,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:06:10,135 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:06:10,137 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:06:10,138 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:06:10,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:06:10,144 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:06:10,144 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:06:10,146 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:06:10,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:06:10,148 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:06:10,148 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:06:10,150 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:06:10,151 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:06:10,152 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:06:10,153 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:06:10,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:06:10,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:06:10,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:06:10,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:06:10,157 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:06:10,158 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:06:10,159 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f28d2b2-457f-4e92-9608-dce3a1f59780/bin/ukojak-92XMlrwhuB/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2022-10-17 17:06:10,185 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:06:10,185 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:06:10,187 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:06:10,187 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:06:10,188 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:06:10,188 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:06:10,188 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 17:06:10,188 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:06:10,189 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:06:10,189 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:06:10,189 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 17:06:10,190 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 17:06:10,190 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:06:10,190 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:06:10,191 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:06:10,191 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:06:10,191 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:06:10,192 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:06:10,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:06:10,192 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:06:10,193 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:06:10,193 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:06:10,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:06:10,193 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_5f28d2b2-457f-4e92-9608-dce3a1f59780/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f28d2b2-457f-4e92-9608-dce3a1f59780/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0eca46c14885d62179341dcc13b398752af03e020a80dcf533f4c9afc7372707 [2022-10-17 17:06:10,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:06:10,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:06:10,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:06:10,499 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:06:10,500 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:06:10,502 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f28d2b2-457f-4e92-9608-dce3a1f59780/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/heap-manipulation/dll_of_dll-2.i [2022-10-17 17:06:10,579 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f28d2b2-457f-4e92-9608-dce3a1f59780/bin/ukojak-92XMlrwhuB/data/7f589071e/e6fd865ad72f432882babaaf698f2616/FLAGb2e97686e [2022-10-17 17:06:11,139 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:06:11,139 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f28d2b2-457f-4e92-9608-dce3a1f59780/sv-benchmarks/c/heap-manipulation/dll_of_dll-2.i [2022-10-17 17:06:11,157 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f28d2b2-457f-4e92-9608-dce3a1f59780/bin/ukojak-92XMlrwhuB/data/7f589071e/e6fd865ad72f432882babaaf698f2616/FLAGb2e97686e [2022-10-17 17:06:11,420 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f28d2b2-457f-4e92-9608-dce3a1f59780/bin/ukojak-92XMlrwhuB/data/7f589071e/e6fd865ad72f432882babaaf698f2616 [2022-10-17 17:06:11,423 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:06:11,424 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:06:11,431 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:06:11,431 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:06:11,433 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:06:11,434 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:06:11" (1/1) ... [2022-10-17 17:06:11,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@81aec8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:11, skipping insertion in model container [2022-10-17 17:06:11,436 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:06:11" (1/1) ... [2022-10-17 17:06:11,444 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:06:11,497 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:06:11,922 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_5f28d2b2-457f-4e92-9608-dce3a1f59780/sv-benchmarks/c/heap-manipulation/dll_of_dll-2.i[22634,22647] [2022-10-17 17:06:12,015 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:06:12,027 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:06:12,075 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_5f28d2b2-457f-4e92-9608-dce3a1f59780/sv-benchmarks/c/heap-manipulation/dll_of_dll-2.i[22634,22647] [2022-10-17 17:06:12,103 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:06:12,137 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:06:12,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:12 WrapperNode [2022-10-17 17:06:12,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:06:12,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:06:12,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:06:12,140 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:06:12,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:12" (1/1) ... [2022-10-17 17:06:12,166 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:12" (1/1) ... [2022-10-17 17:06:12,223 INFO L138 Inliner]: procedures = 140, calls = 94, calls flagged for inlining = 30, calls inlined = 42, statements flattened = 516 [2022-10-17 17:06:12,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:06:12,230 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:06:12,230 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:06:12,232 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:06:12,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:12" (1/1) ... [2022-10-17 17:06:12,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:12" (1/1) ... [2022-10-17 17:06:12,265 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:12" (1/1) ... [2022-10-17 17:06:12,269 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:12" (1/1) ... [2022-10-17 17:06:12,301 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:12" (1/1) ... [2022-10-17 17:06:12,316 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:12" (1/1) ... [2022-10-17 17:06:12,332 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:12" (1/1) ... [2022-10-17 17:06:12,336 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:12" (1/1) ... [2022-10-17 17:06:12,342 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:06:12,343 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:06:12,343 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:06:12,343 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:06:12,346 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:12" (1/1) ... [2022-10-17 17:06:12,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:06:12,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f28d2b2-457f-4e92-9608-dce3a1f59780/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:06:12,388 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f28d2b2-457f-4e92-9608-dce3a1f59780/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:06:12,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f28d2b2-457f-4e92-9608-dce3a1f59780/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:06:12,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:06:12,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:06:12,451 INFO L130 BoogieDeclarations]: Found specification of procedure dll_insert_master [2022-10-17 17:06:12,452 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_insert_master [2022-10-17 17:06:12,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:06:12,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:06:12,452 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 17:06:12,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 17:06:12,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:06:12,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:06:12,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 17:06:12,454 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create_generic [2022-10-17 17:06:12,454 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create_generic [2022-10-17 17:06:12,454 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create_slave [2022-10-17 17:06:12,455 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create_slave [2022-10-17 17:06:12,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:06:12,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:06:12,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:06:12,685 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:06:12,700 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:06:13,820 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:06:13,967 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:06:13,967 INFO L300 CfgBuilder]: Removed 64 assume(true) statements. [2022-10-17 17:06:13,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:06:13 BoogieIcfgContainer [2022-10-17 17:06:13,973 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:06:13,974 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:06:13,975 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:06:13,987 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:06:13,987 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:06:13" (1/1) ... [2022-10-17 17:06:14,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:06:14,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:14,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 342 states and 438 transitions. [2022-10-17 17:06:14,135 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 438 transitions. [2022-10-17 17:06:14,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:06:14,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:14,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:14,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:14,418 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 17:06:14,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:14,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 341 states and 437 transitions. [2022-10-17 17:06:14,459 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 437 transitions. [2022-10-17 17:06:14,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:06:14,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:14,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:14,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:14,768 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 17:06:14,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:14,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 345 states and 443 transitions. [2022-10-17 17:06:14,900 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 443 transitions. [2022-10-17 17:06:14,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:06:14,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:14,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:14,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:14,991 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 17:06:15,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:15,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 344 states and 442 transitions. [2022-10-17 17:06:15,042 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 442 transitions. [2022-10-17 17:06:15,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:06:15,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:15,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:15,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:15,164 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 17:06:15,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:15,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 343 states and 441 transitions. [2022-10-17 17:06:15,319 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 441 transitions. [2022-10-17 17:06:15,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:06:15,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:15,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:15,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:15,358 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 17:06:15,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:15,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 342 states and 440 transitions. [2022-10-17 17:06:15,394 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 440 transitions. [2022-10-17 17:06:15,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:06:15,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:15,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:15,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:15,488 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 17:06:15,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:15,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 341 states and 439 transitions. [2022-10-17 17:06:15,512 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 439 transitions. [2022-10-17 17:06:15,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:06:15,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:15,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:15,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:15,547 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 17:06:15,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:15,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 340 states and 438 transitions. [2022-10-17 17:06:15,570 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 438 transitions. [2022-10-17 17:06:15,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:06:15,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:15,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:15,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:15,699 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 17:06:15,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:15,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 339 states and 437 transitions. [2022-10-17 17:06:15,988 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 437 transitions. [2022-10-17 17:06:15,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:06:15,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:15,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:16,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:16,384 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 17:06:17,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:17,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 347 states and 449 transitions. [2022-10-17 17:06:17,457 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 449 transitions. [2022-10-17 17:06:17,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:06:17,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:17,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:17,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:18,084 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 17:06:20,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:20,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 355 states and 460 transitions. [2022-10-17 17:06:20,086 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 460 transitions. [2022-10-17 17:06:20,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:06:20,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:20,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:20,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:20,230 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 17:06:20,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:20,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 356 states and 462 transitions. [2022-10-17 17:06:20,575 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 462 transitions. [2022-10-17 17:06:20,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:06:20,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:20,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:20,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:20,845 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 17:06:21,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:21,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 357 states and 464 transitions. [2022-10-17 17:06:21,448 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 464 transitions. [2022-10-17 17:06:21,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:06:21,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:21,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:21,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:22,416 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 17:06:25,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:25,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 367 states and 478 transitions. [2022-10-17 17:06:25,821 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 478 transitions. [2022-10-17 17:06:25,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 17:06:25,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:25,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:25,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:26,027 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:06:26,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:26,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 366 states and 477 transitions. [2022-10-17 17:06:26,493 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 477 transitions. [2022-10-17 17:06:26,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 17:06:26,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:26,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:26,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:26,547 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:06:26,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:26,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 365 states and 476 transitions. [2022-10-17 17:06:26,569 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 476 transitions. [2022-10-17 17:06:26,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 17:06:26,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:26,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:26,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:26,844 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:06:27,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:27,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 364 states and 475 transitions. [2022-10-17 17:06:27,353 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 475 transitions. [2022-10-17 17:06:27,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 17:06:27,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:27,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:27,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:27,724 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:06:29,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:29,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 369 states and 483 transitions. [2022-10-17 17:06:29,562 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 483 transitions. [2022-10-17 17:06:29,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 17:06:29,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:29,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:29,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:30,349 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:06:33,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:33,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 374 states and 491 transitions. [2022-10-17 17:06:33,040 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 491 transitions. [2022-10-17 17:06:33,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 17:06:33,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:33,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:33,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:33,240 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:06:33,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:33,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 375 states and 493 transitions. [2022-10-17 17:06:33,734 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 493 transitions. [2022-10-17 17:06:33,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 17:06:33,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:33,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:33,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:33,998 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:06:35,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:35,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 376 states and 495 transitions. [2022-10-17 17:06:35,250 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 495 transitions. [2022-10-17 17:06:35,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 17:06:35,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:35,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:35,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:36,016 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:06:39,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:39,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 383 states and 506 transitions. [2022-10-17 17:06:39,927 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 506 transitions. [2022-10-17 17:06:39,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 17:06:39,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:39,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:39,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:40,003 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:06:40,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:40,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 385 states and 510 transitions. [2022-10-17 17:06:40,896 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 510 transitions. [2022-10-17 17:06:40,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 17:06:40,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:40,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:40,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:41,633 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:06:43,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:43,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 388 states and 515 transitions. [2022-10-17 17:06:43,104 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 515 transitions. [2022-10-17 17:06:43,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:06:43,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:43,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:43,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat