./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test7-2.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_0f19c908-e4b8-4362-b309-c81bda8d4cfd/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f19c908-e4b8-4362-b309-c81bda8d4cfd/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_0f19c908-e4b8-4362-b309-c81bda8d4cfd/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f19c908-e4b8-4362-b309-c81bda8d4cfd/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f19c908-e4b8-4362-b309-c81bda8d4cfd/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_0f19c908-e4b8-4362-b309-c81bda8d4cfd/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 bcce9a9edb6d3d97e1dc81d42ff33dae1a3a6c5a4c6632dbb9f71fe2bbff6634 --- 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 16:32:25,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:32:25,696 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:32:25,728 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:32:25,729 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:32:25,730 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:32:25,732 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:32:25,735 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:32:25,737 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:32:25,738 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:32:25,739 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:32:25,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:32:25,741 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:32:25,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:32:25,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:32:25,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:32:25,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:32:25,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:32:25,751 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:32:25,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:32:25,755 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:32:25,761 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:32:25,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:32:25,764 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:32:25,769 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:32:25,770 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:32:25,770 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:32:25,771 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:32:25,772 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:32:25,773 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:32:25,773 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:32:25,774 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:32:25,775 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:32:25,783 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:32:25,787 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:32:25,787 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:32:25,788 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:32:25,790 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:32:25,790 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:32:25,791 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:32:25,792 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:32:25,793 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f19c908-e4b8-4362-b309-c81bda8d4cfd/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 16:32:25,838 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:32:25,838 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:32:25,839 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:32:25,840 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:32:25,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:32:25,840 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:32:25,841 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:32:25,841 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:32:25,841 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:32:25,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:32:25,841 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:32:25,842 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:32:25,842 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:32:25,842 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:32:25,842 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:32:25,843 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:32:25,843 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:32:25,843 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:32:25,843 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:32:25,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:32:25,844 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:32:25,844 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:32:25,845 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:32:25,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:32:25,845 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_0f19c908-e4b8-4362-b309-c81bda8d4cfd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f19c908-e4b8-4362-b309-c81bda8d4cfd/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcce9a9edb6d3d97e1dc81d42ff33dae1a3a6c5a4c6632dbb9f71fe2bbff6634 [2022-10-17 16:32:26,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:32:26,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:32:26,165 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:32:26,166 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:32:26,168 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:32:26,169 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f19c908-e4b8-4362-b309-c81bda8d4cfd/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-memsafety/memleaks_test7-2.i [2022-10-17 16:32:26,251 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f19c908-e4b8-4362-b309-c81bda8d4cfd/bin/ukojak-92XMlrwhuB/data/02c6e5758/1df9bba1601d4f62a035a627588ca989/FLAGd4863a67d [2022-10-17 16:32:26,797 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:32:26,798 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f19c908-e4b8-4362-b309-c81bda8d4cfd/sv-benchmarks/c/ldv-memsafety/memleaks_test7-2.i [2022-10-17 16:32:26,830 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f19c908-e4b8-4362-b309-c81bda8d4cfd/bin/ukojak-92XMlrwhuB/data/02c6e5758/1df9bba1601d4f62a035a627588ca989/FLAGd4863a67d [2022-10-17 16:32:27,069 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f19c908-e4b8-4362-b309-c81bda8d4cfd/bin/ukojak-92XMlrwhuB/data/02c6e5758/1df9bba1601d4f62a035a627588ca989 [2022-10-17 16:32:27,074 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:32:27,077 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:32:27,080 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:32:27,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:32:27,084 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:32:27,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:32:27" (1/1) ... [2022-10-17 16:32:27,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dabfee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:27, skipping insertion in model container [2022-10-17 16:32:27,087 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:32:27" (1/1) ... [2022-10-17 16:32:27,095 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:32:27,145 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:32:27,521 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:32:27,536 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:32:27,627 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:32:27,678 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:32:27,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:27 WrapperNode [2022-10-17 16:32:27,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:32:27,680 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:32:27,680 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:32:27,680 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:32:27,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:27" (1/1) ... [2022-10-17 16:32:27,723 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:27" (1/1) ... [2022-10-17 16:32:27,768 INFO L138 Inliner]: procedures = 169, calls = 78, calls flagged for inlining = 33, calls inlined = 8, statements flattened = 75 [2022-10-17 16:32:27,769 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:32:27,770 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:32:27,771 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:32:27,771 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:32:27,780 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:27" (1/1) ... [2022-10-17 16:32:27,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:27" (1/1) ... [2022-10-17 16:32:27,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:27" (1/1) ... [2022-10-17 16:32:27,806 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:27" (1/1) ... [2022-10-17 16:32:27,812 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:27" (1/1) ... [2022-10-17 16:32:27,824 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:27" (1/1) ... [2022-10-17 16:32:27,826 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:27" (1/1) ... [2022-10-17 16:32:27,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:27" (1/1) ... [2022-10-17 16:32:27,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:32:27,831 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:32:27,831 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:32:27,831 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:32:27,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:27" (1/1) ... [2022-10-17 16:32:27,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:32:27,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f19c908-e4b8-4362-b309-c81bda8d4cfd/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:32:27,908 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f19c908-e4b8-4362-b309-c81bda8d4cfd/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:32:27,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f19c908-e4b8-4362-b309-c81bda8d4cfd/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:32:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:32:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:32:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:32:27,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:32:27,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:32:27,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:32:27,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:32:27,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:32:27,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:32:28,103 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:32:28,105 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:32:28,347 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:32:28,439 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:32:28,440 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:32:28,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:32:28 BoogieIcfgContainer [2022-10-17 16:32:28,442 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:32:28,446 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:32:28,447 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:32:28,455 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:32:28,455 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:32:28" (1/1) ... [2022-10-17 16:32:28,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:32:28,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:28,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 28 states and 31 transitions. [2022-10-17 16:32:28,540 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2022-10-17 16:32:28,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:32:28,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:28,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:28,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:28,937 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 16:32:29,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:29,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 29 states and 32 transitions. [2022-10-17 16:32:29,006 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2022-10-17 16:32:29,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:32:29,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:29,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:29,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:29,211 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 16:32:29,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:29,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2022-10-17 16:32:29,222 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2022-10-17 16:32:29,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:32:29,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:29,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:29,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:29,418 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 16:32:29,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:29,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 29 states and 32 transitions. [2022-10-17 16:32:29,684 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2022-10-17 16:32:29,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:32:29,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:29,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:29,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:29,911 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 16:32:30,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:30,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 28 states and 31 transitions. [2022-10-17 16:32:30,352 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2022-10-17 16:32:30,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:32:30,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:30,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:30,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:30,566 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 16:32:31,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:31,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2022-10-17 16:32:31,324 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2022-10-17 16:32:31,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:32:31,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:31,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:31,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:31,502 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 16:32:31,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:31,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 36 transitions. [2022-10-17 16:32:31,877 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2022-10-17 16:32:31,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:32:31,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:31,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:31,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:32,022 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 16:32:32,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:32,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 39 transitions. [2022-10-17 16:32:32,767 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2022-10-17 16:32:32,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:32:32,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:32,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:32,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:32,870 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 16:32:34,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:34,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 42 transitions. [2022-10-17 16:32:34,018 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2022-10-17 16:32:34,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:32:34,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:34,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:34,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:34,069 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 16:32:34,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:34,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 39 transitions. [2022-10-17 16:32:34,220 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2022-10-17 16:32:34,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:32:34,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:34,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:34,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:34,483 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 16:32:35,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:35,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2022-10-17 16:32:35,662 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2022-10-17 16:32:35,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:32:35,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:35,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:35,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:35,866 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 16:32:36,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:36,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2022-10-17 16:32:36,578 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2022-10-17 16:32:36,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:32:36,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:36,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:36,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:36,713 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 16:32:37,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:37,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 32 states and 41 transitions. [2022-10-17 16:32:37,825 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2022-10-17 16:32:37,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:32:37,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:37,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:37,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:38,189 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 16:32:40,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:40,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 35 states and 47 transitions. [2022-10-17 16:32:40,664 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 47 transitions. [2022-10-17 16:32:40,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:32:40,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:40,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:40,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:40,937 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 16:32:42,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:42,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 32 states and 40 transitions. [2022-10-17 16:32:42,602 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2022-10-17 16:32:42,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:32:42,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:42,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:42,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:42,844 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 16:32:43,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:43,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2022-10-17 16:32:43,738 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2022-10-17 16:32:43,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:32:43,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:43,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:43,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:43,772 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 16:32:44,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:44,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2022-10-17 16:32:44,305 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2022-10-17 16:32:44,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:32:44,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:44,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:44,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:44,919 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 16:32:46,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:46,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2022-10-17 16:32:46,685 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2022-10-17 16:32:46,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:32:46,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:46,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:46,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:47,420 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 16:32:51,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:51,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2022-10-17 16:32:51,547 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2022-10-17 16:32:51,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:32:51,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:51,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:52,520 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 16:32:55,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:55,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2022-10-17 16:32:55,664 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2022-10-17 16:32:55,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:32:55,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:55,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:55,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:55,821 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 16:32:56,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:56,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 36 states and 44 transitions. [2022-10-17 16:32:56,879 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2022-10-17 16:32:56,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:32:56,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:56,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:56,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:57,123 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 16:32:58,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:58,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 38 states and 46 transitions. [2022-10-17 16:32:58,007 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2022-10-17 16:32:58,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:32:58,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:58,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:58,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:58,242 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 16:32:58,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:58,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 29 states and 33 transitions. [2022-10-17 16:32:58,271 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2022-10-17 16:32:58,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:32:58,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:58,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:58,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:59,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.