./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/forester-heap/sll-rb-sentinel-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_b92b4ca2-9f51-407e-bb50-ba4ac7d30558/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92b4ca2-9f51-407e-bb50-ba4ac7d30558/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_b92b4ca2-9f51-407e-bb50-ba4ac7d30558/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92b4ca2-9f51-407e-bb50-ba4ac7d30558/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92b4ca2-9f51-407e-bb50-ba4ac7d30558/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_b92b4ca2-9f51-407e-bb50-ba4ac7d30558/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 503a3e49b44041609ec1bba765b53912c88abb90ff278e61e68e863904faf4bb --- 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 17:00:56,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:00:56,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:00:56,763 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:00:56,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:00:56,768 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:00:56,771 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:00:56,776 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:00:56,779 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:00:56,785 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:00:56,786 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:00:56,789 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:00:56,792 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:00:56,795 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:00:56,797 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:00:56,799 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:00:56,801 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:00:56,802 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:00:56,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:00:56,812 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:00:56,814 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:00:56,815 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:00:56,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:00:56,820 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:00:56,830 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:00:56,831 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:00:56,832 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:00:56,834 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:00:56,834 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:00:56,836 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:00:56,836 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:00:56,838 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:00:56,840 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:00:56,842 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:00:56,844 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:00:56,844 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:00:56,845 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:00:56,845 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:00:56,845 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:00:56,846 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:00:56,847 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:00:56,849 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92b4ca2-9f51-407e-bb50-ba4ac7d30558/bin/ukojak-92XMlrwhuB/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2022-10-17 17:00:56,891 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:00:56,892 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:00:56,893 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:00:56,894 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:00:56,894 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:00:56,894 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:00:56,895 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 17:00:56,895 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:00:56,895 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:00:56,895 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:00:56,896 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 17:00:56,897 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 17:00:56,897 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:00:56,897 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:00:56,898 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:00:56,898 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:00:56,898 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:00:56,898 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:00:56,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:00:56,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:00:56,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:00:56,899 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:00:56,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:00:56,900 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_b92b4ca2-9f51-407e-bb50-ba4ac7d30558/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92b4ca2-9f51-407e-bb50-ba4ac7d30558/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 503a3e49b44041609ec1bba765b53912c88abb90ff278e61e68e863904faf4bb [2022-10-17 17:00:57,217 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:00:57,245 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:00:57,247 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:00:57,249 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:00:57,250 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:00:57,251 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92b4ca2-9f51-407e-bb50-ba4ac7d30558/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i [2022-10-17 17:00:57,346 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92b4ca2-9f51-407e-bb50-ba4ac7d30558/bin/ukojak-92XMlrwhuB/data/f89a60dbd/bff85dc2d2944f508beadd80d26ad03d/FLAG5b4a2843e [2022-10-17 17:00:57,822 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:00:57,827 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92b4ca2-9f51-407e-bb50-ba4ac7d30558/sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i [2022-10-17 17:00:57,847 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92b4ca2-9f51-407e-bb50-ba4ac7d30558/bin/ukojak-92XMlrwhuB/data/f89a60dbd/bff85dc2d2944f508beadd80d26ad03d/FLAG5b4a2843e [2022-10-17 17:00:58,144 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92b4ca2-9f51-407e-bb50-ba4ac7d30558/bin/ukojak-92XMlrwhuB/data/f89a60dbd/bff85dc2d2944f508beadd80d26ad03d [2022-10-17 17:00:58,147 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:00:58,148 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:00:58,156 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:00:58,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:00:58,160 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:00:58,161 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:00:58" (1/1) ... [2022-10-17 17:00:58,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55164dfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:58, skipping insertion in model container [2022-10-17 17:00:58,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:00:58" (1/1) ... [2022-10-17 17:00:58,171 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:00:58,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:00:58,537 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_b92b4ca2-9f51-407e-bb50-ba4ac7d30558/sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i[22534,22547] [2022-10-17 17:00:58,540 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_b92b4ca2-9f51-407e-bb50-ba4ac7d30558/sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i[22606,22619] [2022-10-17 17:00:58,542 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_b92b4ca2-9f51-407e-bb50-ba4ac7d30558/sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i[22746,22759] [2022-10-17 17:00:58,543 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_b92b4ca2-9f51-407e-bb50-ba4ac7d30558/sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i[22820,22833] [2022-10-17 17:00:58,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:00:58,558 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:00:58,595 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_b92b4ca2-9f51-407e-bb50-ba4ac7d30558/sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i[22534,22547] [2022-10-17 17:00:58,596 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_b92b4ca2-9f51-407e-bb50-ba4ac7d30558/sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i[22606,22619] [2022-10-17 17:00:58,598 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_b92b4ca2-9f51-407e-bb50-ba4ac7d30558/sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i[22746,22759] [2022-10-17 17:00:58,599 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_b92b4ca2-9f51-407e-bb50-ba4ac7d30558/sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i[22820,22833] [2022-10-17 17:00:58,602 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:00:58,632 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:00:58,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:58 WrapperNode [2022-10-17 17:00:58,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:00:58,634 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:00:58,634 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:00:58,634 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:00:58,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:58" (1/1) ... [2022-10-17 17:00:58,657 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:58" (1/1) ... [2022-10-17 17:00:58,682 INFO L138 Inliner]: procedures = 119, calls = 36, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 134 [2022-10-17 17:00:58,683 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:00:58,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:00:58,684 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:00:58,684 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:00:58,693 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:58" (1/1) ... [2022-10-17 17:00:58,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:58" (1/1) ... [2022-10-17 17:00:58,698 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:58" (1/1) ... [2022-10-17 17:00:58,699 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:58" (1/1) ... [2022-10-17 17:00:58,707 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:58" (1/1) ... [2022-10-17 17:00:58,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:58" (1/1) ... [2022-10-17 17:00:58,714 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:58" (1/1) ... [2022-10-17 17:00:58,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:58" (1/1) ... [2022-10-17 17:00:58,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:00:58,721 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:00:58,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:00:58,721 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:00:58,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:58" (1/1) ... [2022-10-17 17:00:58,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:00:58,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92b4ca2-9f51-407e-bb50-ba4ac7d30558/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:00:58,770 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92b4ca2-9f51-407e-bb50-ba4ac7d30558/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:00:58,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92b4ca2-9f51-407e-bb50-ba4ac7d30558/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:00:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:00:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:00:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:00:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:00:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:00:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:00:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:00:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:00:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:00:58,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:00:58,939 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:00:58,942 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:00:59,414 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:00:59,520 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:00:59,528 INFO L300 CfgBuilder]: Removed 11 assume(true) statements. [2022-10-17 17:00:59,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:00:59 BoogieIcfgContainer [2022-10-17 17:00:59,531 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:00:59,532 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:00:59,533 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:00:59,544 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:00:59,545 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:00:59" (1/1) ... [2022-10-17 17:00:59,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:00:59,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:59,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 118 states and 136 transitions. [2022-10-17 17:00:59,627 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 136 transitions. [2022-10-17 17:00:59,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 17:00:59,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:59,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:59,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:59,817 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 17:00:59,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:59,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 117 states and 135 transitions. [2022-10-17 17:00:59,868 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 135 transitions. [2022-10-17 17:00:59,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 17:00:59,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:59,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:59,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:00,082 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 17:01:00,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:00,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 116 states and 134 transitions. [2022-10-17 17:01:00,217 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 134 transitions. [2022-10-17 17:01:00,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 17:01:00,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:00,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:00,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:00,272 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 17:01:00,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:00,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 115 states and 133 transitions. [2022-10-17 17:01:00,290 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 133 transitions. [2022-10-17 17:01:00,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 17:01:00,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:00,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:00,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:00,380 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 17:01:00,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:00,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 114 states and 132 transitions. [2022-10-17 17:01:00,428 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 132 transitions. [2022-10-17 17:01:00,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 17:01:00,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:00,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:00,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:00,511 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 17:01:00,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:00,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 113 states and 131 transitions. [2022-10-17 17:01:00,560 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 131 transitions. [2022-10-17 17:01:00,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 17:01:00,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:00,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:00,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:00,662 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 17:01:00,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:00,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 112 states and 130 transitions. [2022-10-17 17:01:00,767 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 130 transitions. [2022-10-17 17:01:00,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 17:01:00,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:00,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:00,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:00,802 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 17:01:00,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:00,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 111 states and 129 transitions. [2022-10-17 17:01:00,822 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 129 transitions. [2022-10-17 17:01:00,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 17:01:00,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:00,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:00,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:00,926 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 17:01:00,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:00,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 110 states and 128 transitions. [2022-10-17 17:01:00,951 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 128 transitions. [2022-10-17 17:01:00,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:01:00,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:00,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:00,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:01,147 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 17:01:01,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:01,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 109 states and 126 transitions. [2022-10-17 17:01:01,208 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 126 transitions. [2022-10-17 17:01:01,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:01:01,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:01,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:01,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:01,438 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 17:01:01,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:01,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 112 states and 132 transitions. [2022-10-17 17:01:01,625 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 132 transitions. [2022-10-17 17:01:01,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:01:01,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:01,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:01,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:01,681 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 17:01:01,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:01,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 111 states and 131 transitions. [2022-10-17 17:01:01,713 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 131 transitions. [2022-10-17 17:01:01,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:01:01,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:01,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:01,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:01,866 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 17:01:02,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:02,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 112 states and 133 transitions. [2022-10-17 17:01:02,094 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 133 transitions. [2022-10-17 17:01:02,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:01:02,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:02,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:02,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:02,133 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 17:01:02,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:02,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 112 states and 129 transitions. [2022-10-17 17:01:02,141 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 129 transitions. [2022-10-17 17:01:02,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:01:02,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:02,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:02,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:02,298 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 17:01:02,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:02,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 116 states and 136 transitions. [2022-10-17 17:01:02,661 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 136 transitions. [2022-10-17 17:01:02,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:01:02,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:02,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:02,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:02,842 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 17:01:03,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:03,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 118 states and 140 transitions. [2022-10-17 17:01:03,287 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 140 transitions. [2022-10-17 17:01:03,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:01:03,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:03,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:03,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:03,651 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 17:01:04,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:04,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 120 states and 144 transitions. [2022-10-17 17:01:04,578 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 144 transitions. [2022-10-17 17:01:04,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:01:04,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:04,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:04,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:04,659 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 17:01:05,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:05,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 126 states and 155 transitions. [2022-10-17 17:01:05,224 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 155 transitions. [2022-10-17 17:01:05,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:01:05,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:05,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:05,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:05,316 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 17:01:05,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:05,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 132 states and 166 transitions. [2022-10-17 17:01:05,925 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 166 transitions. [2022-10-17 17:01:05,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:01:05,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:05,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:05,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:05,966 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 17:01:05,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:05,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 131 states and 165 transitions. [2022-10-17 17:01:05,997 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 165 transitions. [2022-10-17 17:01:05,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:01:05,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:05,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:06,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:06,260 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 17:01:06,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:06,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 133 states and 168 transitions. [2022-10-17 17:01:06,291 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 168 transitions. [2022-10-17 17:01:06,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:01:06,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:06,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:06,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:06,327 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 17:01:06,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:06,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 132 states and 167 transitions. [2022-10-17 17:01:06,342 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 167 transitions. [2022-10-17 17:01:06,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:01:06,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:06,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:06,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:06,681 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 17:01:07,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:07,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 136 states and 174 transitions. [2022-10-17 17:01:07,683 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 174 transitions. [2022-10-17 17:01:07,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:01:07,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:07,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:07,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:08,295 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 17:01:10,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:10,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 143 states and 186 transitions. [2022-10-17 17:01:10,245 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 186 transitions. [2022-10-17 17:01:10,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:01:10,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:10,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:10,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:10,416 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 17:01:10,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:10,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 142 states and 185 transitions. [2022-10-17 17:01:10,439 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 185 transitions. [2022-10-17 17:01:10,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:01:10,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:10,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:10,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:10,685 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 17:01:10,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:10,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 143 states and 186 transitions. [2022-10-17 17:01:10,707 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 186 transitions. [2022-10-17 17:01:10,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:01:10,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:10,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:10,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:10,741 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 17:01:10,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:10,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 142 states and 185 transitions. [2022-10-17 17:01:10,755 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 185 transitions. [2022-10-17 17:01:10,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:01:10,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:10,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:10,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:10,929 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 17:01:11,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:11,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 141 states and 184 transitions. [2022-10-17 17:01:11,370 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 184 transitions. [2022-10-17 17:01:11,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:01:11,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:11,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:11,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:11,396 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 17:01:11,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:11,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 143 states and 188 transitions. [2022-10-17 17:01:11,651 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 188 transitions. [2022-10-17 17:01:11,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:01:11,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:11,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:11,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:11,743 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 17:01:12,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:12,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 147 states and 195 transitions. [2022-10-17 17:01:12,075 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 195 transitions. [2022-10-17 17:01:12,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:01:12,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:12,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:12,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:12,493 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:12,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:12,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 148 states and 195 transitions. [2022-10-17 17:01:12,766 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 195 transitions. [2022-10-17 17:01:12,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:01:12,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:12,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:12,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:12,967 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 17:01:13,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:13,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 150 states and 198 transitions. [2022-10-17 17:01:13,581 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 198 transitions. [2022-10-17 17:01:13,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:01:13,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:13,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:13,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:13,875 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 17:01:14,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:14,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 152 states and 201 transitions. [2022-10-17 17:01:14,681 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 201 transitions. [2022-10-17 17:01:14,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:01:14,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:14,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:14,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:14,881 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 17:01:15,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:15,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 157 states and 208 transitions. [2022-10-17 17:01:15,867 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 208 transitions. [2022-10-17 17:01:15,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:01:15,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:15,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:15,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:16,174 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 17:01:17,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:17,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 127 states and 161 transitions. [2022-10-17 17:01:17,237 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 161 transitions. [2022-10-17 17:01:17,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:01:17,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:17,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:17,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:17,287 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 17:01:17,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:17,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 126 states and 160 transitions. [2022-10-17 17:01:17,427 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 160 transitions. [2022-10-17 17:01:17,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:01:17,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:17,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:17,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:17,452 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 17:01:17,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:17,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 127 states and 161 transitions. [2022-10-17 17:01:17,474 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 161 transitions. [2022-10-17 17:01:17,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:01:17,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:17,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:17,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:17,612 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 17:01:17,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:17,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 129 states and 168 transitions. [2022-10-17 17:01:17,638 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 168 transitions. [2022-10-17 17:01:17,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:01:17,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:17,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:17,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:17,939 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 17:01:19,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:19,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 132 states and 174 transitions. [2022-10-17 17:01:19,523 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 174 transitions. [2022-10-17 17:01:19,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:01:19,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:19,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:19,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:19,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:01:20,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:20,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 137 states and 179 transitions. [2022-10-17 17:01:20,500 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 179 transitions. [2022-10-17 17:01:20,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 17:01:20,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:20,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:20,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:20,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:22,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:22,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 144 states and 192 transitions. [2022-10-17 17:01:22,324 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 192 transitions. [2022-10-17 17:01:22,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 17:01:22,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:22,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:22,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:22,947 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:26,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:26,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 155 states and 208 transitions. [2022-10-17 17:01:26,012 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 208 transitions. [2022-10-17 17:01:26,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 17:01:26,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:26,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:26,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:26,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.