./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test12-2.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_c1902b9d-6835-4f5b-83fc-90889be19c1e/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1902b9d-6835-4f5b-83fc-90889be19c1e/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_c1902b9d-6835-4f5b-83fc-90889be19c1e/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1902b9d-6835-4f5b-83fc-90889be19c1e/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test12-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1902b9d-6835-4f5b-83fc-90889be19c1e/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_c1902b9d-6835-4f5b-83fc-90889be19c1e/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 7f08d75c904d21d6573220c7737d451cd978e8a22a153e855f8d685d88a1eb60 --- 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 16:56:27,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:56:27,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:56:27,122 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:56:27,123 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:56:27,128 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:56:27,130 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:56:27,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:56:27,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:56:27,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:56:27,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:56:27,138 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:56:27,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:56:27,140 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:56:27,141 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:56:27,143 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:56:27,144 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:56:27,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:56:27,147 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:56:27,150 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:56:27,152 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:56:27,153 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:56:27,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:56:27,156 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:56:27,161 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:56:27,162 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:56:27,162 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:56:27,163 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:56:27,164 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:56:27,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:56:27,166 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:56:27,167 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:56:27,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:56:27,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:56:27,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:56:27,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:56:27,171 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:56:27,172 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:56:27,172 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:56:27,173 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:56:27,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:56:27,175 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1902b9d-6835-4f5b-83fc-90889be19c1e/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 16:56:27,213 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:56:27,214 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:56:27,216 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:56:27,216 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:56:27,216 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:56:27,217 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:56:27,217 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:56:27,217 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:56:27,217 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:56:27,217 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:56:27,218 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:56:27,219 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:56:27,219 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:56:27,219 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:56:27,219 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:56:27,220 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:56:27,220 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:56:27,220 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:56:27,220 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:56:27,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:27,221 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:56:27,221 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:56:27,221 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:56:27,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:56:27,221 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_c1902b9d-6835-4f5b-83fc-90889be19c1e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1902b9d-6835-4f5b-83fc-90889be19c1e/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f08d75c904d21d6573220c7737d451cd978e8a22a153e855f8d685d88a1eb60 [2022-10-17 16:56:27,493 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:56:27,516 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:56:27,518 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:56:27,520 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:56:27,521 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:56:27,522 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1902b9d-6835-4f5b-83fc-90889be19c1e/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-memsafety/memleaks_test12-2.i [2022-10-17 16:56:27,592 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1902b9d-6835-4f5b-83fc-90889be19c1e/bin/ukojak-92XMlrwhuB/data/bbeb884ac/472a0cf62b9e4819b239f37f18ae3234/FLAG5367127fb [2022-10-17 16:56:28,178 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:56:28,179 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1902b9d-6835-4f5b-83fc-90889be19c1e/sv-benchmarks/c/ldv-memsafety/memleaks_test12-2.i [2022-10-17 16:56:28,196 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1902b9d-6835-4f5b-83fc-90889be19c1e/bin/ukojak-92XMlrwhuB/data/bbeb884ac/472a0cf62b9e4819b239f37f18ae3234/FLAG5367127fb [2022-10-17 16:56:28,608 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1902b9d-6835-4f5b-83fc-90889be19c1e/bin/ukojak-92XMlrwhuB/data/bbeb884ac/472a0cf62b9e4819b239f37f18ae3234 [2022-10-17 16:56:28,610 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:56:28,612 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:56:28,620 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:28,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:56:28,623 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:56:28,624 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:28" (1/1) ... [2022-10-17 16:56:28,625 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a53b107 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:28, skipping insertion in model container [2022-10-17 16:56:28,626 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:28" (1/1) ... [2022-10-17 16:56:28,633 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:56:28,683 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:56:29,254 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:29,272 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:56:29,363 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:29,404 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:56:29,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:29 WrapperNode [2022-10-17 16:56:29,405 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:29,406 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:29,407 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:56:29,407 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:56:29,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:29" (1/1) ... [2022-10-17 16:56:29,452 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:29" (1/1) ... [2022-10-17 16:56:29,500 INFO L138 Inliner]: procedures = 174, calls = 145, calls flagged for inlining = 51, calls inlined = 35, statements flattened = 503 [2022-10-17 16:56:29,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:29,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:56:29,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:56:29,502 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:56:29,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:29" (1/1) ... [2022-10-17 16:56:29,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:29" (1/1) ... [2022-10-17 16:56:29,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:29" (1/1) ... [2022-10-17 16:56:29,522 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:29" (1/1) ... [2022-10-17 16:56:29,549 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:29" (1/1) ... [2022-10-17 16:56:29,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:29" (1/1) ... [2022-10-17 16:56:29,561 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:29" (1/1) ... [2022-10-17 16:56:29,565 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:29" (1/1) ... [2022-10-17 16:56:29,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:56:29,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:56:29,575 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:56:29,575 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:56:29,576 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:29" (1/1) ... [2022-10-17 16:56:29,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:29,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1902b9d-6835-4f5b-83fc-90889be19c1e/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:56:29,608 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1902b9d-6835-4f5b-83fc-90889be19c1e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:56:29,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1902b9d-6835-4f5b-83fc-90889be19c1e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:56:29,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 16:56:29,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 16:56:29,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 16:56:29,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:56:29,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:56:29,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:56:29,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:56:29,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:56:29,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:56:29,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:56:29,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:56:29,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:56:29,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:56:29,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 16:56:29,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:56:29,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:56:29,849 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:56:29,851 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:56:30,959 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:56:31,245 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:56:31,245 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:56:31,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:31 BoogieIcfgContainer [2022-10-17 16:56:31,250 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:56:31,252 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:56:31,252 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:56:31,263 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:56:31,264 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:31" (1/1) ... [2022-10-17 16:56:31,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:56:31,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:31,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 264 states and 291 transitions. [2022-10-17 16:56:31,383 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 291 transitions. [2022-10-17 16:56:31,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:56:31,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:31,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:31,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:31,633 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 16:56:31,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:31,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 265 states and 292 transitions. [2022-10-17 16:56:31,677 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 292 transitions. [2022-10-17 16:56:31,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:56:31,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:31,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:31,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:32,065 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 16:56:32,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:32,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 264 states and 291 transitions. [2022-10-17 16:56:32,269 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 291 transitions. [2022-10-17 16:56:32,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:56:32,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:32,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:32,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:32,594 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 16:56:32,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:32,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 263 states and 290 transitions. [2022-10-17 16:56:32,891 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 290 transitions. [2022-10-17 16:56:32,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:56:32,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:32,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:32,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:32,984 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 16:56:33,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:33,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 265 states and 293 transitions. [2022-10-17 16:56:33,220 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 293 transitions. [2022-10-17 16:56:33,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:56:33,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:33,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:33,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:33,326 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 16:56:33,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:33,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 267 states and 296 transitions. [2022-10-17 16:56:33,742 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 296 transitions. [2022-10-17 16:56:33,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:56:33,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:33,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:33,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:33,924 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 16:56:34,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:34,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 269 states and 298 transitions. [2022-10-17 16:56:34,569 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 298 transitions. [2022-10-17 16:56:34,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:56:34,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:34,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:34,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:34,677 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 16:56:35,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:35,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 272 states and 304 transitions. [2022-10-17 16:56:35,281 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 304 transitions. [2022-10-17 16:56:35,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:56:35,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:35,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:35,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:35,574 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 16:56:36,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:36,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 275 states and 311 transitions. [2022-10-17 16:56:36,801 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 311 transitions. [2022-10-17 16:56:36,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:56:36,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:36,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:36,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:36,976 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 16:56:37,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:37,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 278 states and 314 transitions. [2022-10-17 16:56:37,534 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 314 transitions. [2022-10-17 16:56:37,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:56:37,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:37,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:37,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:37,634 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 16:56:38,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:38,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 279 states and 315 transitions. [2022-10-17 16:56:38,181 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 315 transitions. [2022-10-17 16:56:38,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:56:38,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:38,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:38,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:38,453 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 16:56:39,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:39,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 278 states and 314 transitions. [2022-10-17 16:56:39,393 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 314 transitions. [2022-10-17 16:56:39,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:56:39,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:39,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:39,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:39,861 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 16:56:41,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:41,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 277 states and 313 transitions. [2022-10-17 16:56:41,436 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 313 transitions. [2022-10-17 16:56:41,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:56:41,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:41,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:41,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:41,629 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 16:56:43,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:43,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 279 states and 315 transitions. [2022-10-17 16:56:43,968 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 315 transitions. [2022-10-17 16:56:43,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:56:43,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:43,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:43,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:44,186 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 16:56:44,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:44,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 282 states and 323 transitions. [2022-10-17 16:56:44,804 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 323 transitions. [2022-10-17 16:56:44,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:56:44,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:44,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:44,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:45,216 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 16:56:46,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:46,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 284 states and 327 transitions. [2022-10-17 16:56:46,180 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 327 transitions. [2022-10-17 16:56:46,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:56:46,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:46,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:46,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:46,419 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 16:56:48,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:48,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 289 states and 337 transitions. [2022-10-17 16:56:48,392 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 337 transitions. [2022-10-17 16:56:48,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:56:48,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:48,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:48,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:48,841 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 16:56:51,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:51,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 292 states and 341 transitions. [2022-10-17 16:56:51,573 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 341 transitions. [2022-10-17 16:56:51,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:56:51,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:51,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:51,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:52,157 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 16:56:55,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:55,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 295 states and 346 transitions. [2022-10-17 16:56:55,584 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 346 transitions. [2022-10-17 16:56:55,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:56:55,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:55,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:55,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:56,146 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 16:56:57,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:57,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 298 states and 355 transitions. [2022-10-17 16:56:57,189 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 355 transitions. [2022-10-17 16:56:57,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:56:57,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:57,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:57,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:57,370 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 16:56:58,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:58,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 299 states and 356 transitions. [2022-10-17 16:56:58,491 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 356 transitions. [2022-10-17 16:56:58,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:56:58,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:58,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:58,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:58,751 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 16:57:00,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:00,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 298 states and 355 transitions. [2022-10-17 16:57:00,167 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 355 transitions. [2022-10-17 16:57:00,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:57:00,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:00,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:00,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:01,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.