./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label54.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65d9e8d-33ec-4038-81fa-daf0354e1bce/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65d9e8d-33ec-4038-81fa-daf0354e1bce/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_d65d9e8d-33ec-4038-81fa-daf0354e1bce/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65d9e8d-33ec-4038-81fa-daf0354e1bce/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label54.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65d9e8d-33ec-4038-81fa-daf0354e1bce/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65d9e8d-33ec-4038-81fa-daf0354e1bce/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 86c957edaa3a19e9386396f93b83971b79b2c7d38305a79160055b9fd3c1d0de --- 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 16:53:07,624 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:53:07,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:53:07,667 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:53:07,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:53:07,669 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:53:07,671 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:53:07,674 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:53:07,677 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:53:07,678 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:53:07,679 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:53:07,681 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:53:07,682 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:53:07,684 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:53:07,686 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:53:07,687 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:53:07,689 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:53:07,690 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:53:07,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:53:07,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:53:07,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:53:07,704 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:53:07,711 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:53:07,713 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:53:07,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:53:07,724 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:53:07,725 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:53:07,726 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:53:07,728 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:53:07,729 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:53:07,731 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:53:07,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:53:07,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:53:07,736 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:53:07,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:53:07,739 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:53:07,740 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:53:07,741 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:53:07,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:53:07,743 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:53:07,744 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:53:07,746 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65d9e8d-33ec-4038-81fa-daf0354e1bce/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:53:07,804 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:53:07,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:53:07,806 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:53:07,806 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:53:07,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:53:07,808 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:53:07,809 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:53:07,809 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:53:07,809 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:53:07,810 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:53:07,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:53:07,811 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:53:07,812 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:53:07,812 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:53:07,812 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:53:07,812 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:53:07,813 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:53:07,813 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:53:07,813 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:53:07,813 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:53:07,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:53:07,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:53:07,814 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:53:07,815 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:53:07,815 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:53:07,815 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:53:07,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:53:07,816 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:53:07,816 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_d65d9e8d-33ec-4038-81fa-daf0354e1bce/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65d9e8d-33ec-4038-81fa-daf0354e1bce/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86c957edaa3a19e9386396f93b83971b79b2c7d38305a79160055b9fd3c1d0de [2022-10-17 16:53:08,155 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:53:08,183 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:53:08,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:53:08,188 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:53:08,189 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:53:08,191 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65d9e8d-33ec-4038-81fa-daf0354e1bce/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem02_label54.c [2022-10-17 16:53:08,268 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65d9e8d-33ec-4038-81fa-daf0354e1bce/bin/ukojak-92XMlrwhuB/data/0c6aca2e2/aad701dea71d40799937d600486c5bed/FLAG9142e32c0 [2022-10-17 16:53:08,996 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:53:09,001 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65d9e8d-33ec-4038-81fa-daf0354e1bce/sv-benchmarks/c/eca-rers2012/Problem02_label54.c [2022-10-17 16:53:09,019 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65d9e8d-33ec-4038-81fa-daf0354e1bce/bin/ukojak-92XMlrwhuB/data/0c6aca2e2/aad701dea71d40799937d600486c5bed/FLAG9142e32c0 [2022-10-17 16:53:09,171 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65d9e8d-33ec-4038-81fa-daf0354e1bce/bin/ukojak-92XMlrwhuB/data/0c6aca2e2/aad701dea71d40799937d600486c5bed [2022-10-17 16:53:09,174 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:53:09,175 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:53:09,177 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:53:09,177 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:53:09,182 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:53:09,183 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:09,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15c3ffdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09, skipping insertion in model container [2022-10-17 16:53:09,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:09,197 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:53:09,257 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:53:09,731 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_d65d9e8d-33ec-4038-81fa-daf0354e1bce/sv-benchmarks/c/eca-rers2012/Problem02_label54.c[16901,16914] [2022-10-17 16:53:09,763 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:53:09,779 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:53:09,892 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_d65d9e8d-33ec-4038-81fa-daf0354e1bce/sv-benchmarks/c/eca-rers2012/Problem02_label54.c[16901,16914] [2022-10-17 16:53:09,910 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:53:09,927 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:53:09,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09 WrapperNode [2022-10-17 16:53:09,928 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:53:09,930 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:53:09,930 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:53:09,930 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:53:09,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:09,960 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:10,015 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 668 [2022-10-17 16:53:10,016 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:53:10,017 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:53:10,017 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:53:10,017 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:53:10,028 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:10,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:10,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:10,034 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:10,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:10,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:10,075 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:10,081 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:10,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:53:10,089 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:53:10,089 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:53:10,089 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:53:10,091 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:10,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:53:10,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65d9e8d-33ec-4038-81fa-daf0354e1bce/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:53:10,162 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65d9e8d-33ec-4038-81fa-daf0354e1bce/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:53:10,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d65d9e8d-33ec-4038-81fa-daf0354e1bce/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:53:10,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:53:10,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:53:10,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:53:10,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:53:10,352 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:53:10,354 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:53:11,812 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:53:12,211 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:53:12,211 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:53:12,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:53:12 BoogieIcfgContainer [2022-10-17 16:53:12,216 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:53:12,219 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:53:12,219 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:53:12,232 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:53:12,233 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:53:12" (1/1) ... [2022-10-17 16:53:12,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:53:12,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:12,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2022-10-17 16:53:12,362 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2022-10-17 16:53:12,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:53:12,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:12,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:12,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:12,965 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 16:53:13,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:13,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 163 states and 250 transitions. [2022-10-17 16:53:13,687 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 250 transitions. [2022-10-17 16:53:13,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-10-17 16:53:13,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:13,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:13,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:14,028 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:14,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:14,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 242 states and 332 transitions. [2022-10-17 16:53:14,962 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 332 transitions. [2022-10-17 16:53:14,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-10-17 16:53:14,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:14,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:15,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:15,159 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:15,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:15,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 251 states and 343 transitions. [2022-10-17 16:53:15,297 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 343 transitions. [2022-10-17 16:53:15,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-10-17 16:53:15,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:15,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:15,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:15,465 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:15,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:15,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 256 states and 348 transitions. [2022-10-17 16:53:15,525 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 348 transitions. [2022-10-17 16:53:15,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 16:53:15,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:15,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:15,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:15,664 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:53:15,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:15,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 270 states and 364 transitions. [2022-10-17 16:53:15,893 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 364 transitions. [2022-10-17 16:53:15,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-10-17 16:53:15,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:15,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:15,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:16,001 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:16,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:16,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 277 states and 371 transitions. [2022-10-17 16:53:16,061 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 371 transitions. [2022-10-17 16:53:16,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-10-17 16:53:16,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:16,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:16,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:16,201 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:16,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:16,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 283 states and 377 transitions. [2022-10-17 16:53:16,260 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 377 transitions. [2022-10-17 16:53:16,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-10-17 16:53:16,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:16,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:16,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:16,376 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:16,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:16,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 307 states and 404 transitions. [2022-10-17 16:53:16,666 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 404 transitions. [2022-10-17 16:53:16,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-10-17 16:53:16,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:16,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:16,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:16,810 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-10-17 16:53:17,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:17,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 388 states and 488 transitions. [2022-10-17 16:53:17,526 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 488 transitions. [2022-10-17 16:53:17,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-10-17 16:53:17,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:17,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:17,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:17,941 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 32 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:18,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:18,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 420 states and 527 transitions. [2022-10-17 16:53:18,645 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 527 transitions. [2022-10-17 16:53:18,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 16:53:18,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:18,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:18,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:18,792 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:53:19,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:19,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 430 states and 542 transitions. [2022-10-17 16:53:19,187 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 542 transitions. [2022-10-17 16:53:19,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-10-17 16:53:19,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:19,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:19,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:19,329 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:53:19,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:19,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 440 states and 554 transitions. [2022-10-17 16:53:19,667 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 554 transitions. [2022-10-17 16:53:19,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-10-17 16:53:19,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:19,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:19,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:19,851 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:53:20,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:20,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 464 states and 583 transitions. [2022-10-17 16:53:20,458 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 583 transitions. [2022-10-17 16:53:20,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-10-17 16:53:20,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:20,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:20,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:20,595 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:20,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:20,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 497 states and 617 transitions. [2022-10-17 16:53:20,965 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 617 transitions. [2022-10-17 16:53:20,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-10-17 16:53:20,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:20,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:21,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:21,081 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:53:21,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:21,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 531 states and 654 transitions. [2022-10-17 16:53:21,383 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 654 transitions. [2022-10-17 16:53:21,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-10-17 16:53:21,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:21,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:21,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:21,509 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:53:21,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:21,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 537 states and 661 transitions. [2022-10-17 16:53:21,757 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 661 transitions. [2022-10-17 16:53:21,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-10-17 16:53:21,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:21,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:21,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:21,960 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:22,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:22,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 566 states and 698 transitions. [2022-10-17 16:53:22,652 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 698 transitions. [2022-10-17 16:53:22,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-10-17 16:53:22,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:22,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:22,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:22,816 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:53:23,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:23,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 577 states and 715 transitions. [2022-10-17 16:53:23,553 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 715 transitions. [2022-10-17 16:53:23,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-10-17 16:53:23,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:23,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:23,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:23,658 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:53:23,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:23,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 587 states and 726 transitions. [2022-10-17 16:53:23,927 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 726 transitions. [2022-10-17 16:53:23,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-10-17 16:53:23,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:23,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:23,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:24,085 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-10-17 16:53:24,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:24,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 594 states and 738 transitions. [2022-10-17 16:53:24,952 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 738 transitions. [2022-10-17 16:53:24,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-10-17 16:53:24,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:24,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:24,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:25,095 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-10-17 16:53:25,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:25,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 602 states and 747 transitions. [2022-10-17 16:53:25,461 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 747 transitions. [2022-10-17 16:53:25,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-10-17 16:53:25,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:25,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:25,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:25,594 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-10-17 16:53:25,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:25,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 612 states and 758 transitions. [2022-10-17 16:53:25,881 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 758 transitions. [2022-10-17 16:53:25,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-10-17 16:53:25,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:25,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:25,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:26,011 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-10-17 16:53:26,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:26,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 620 states and 768 transitions. [2022-10-17 16:53:26,344 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 768 transitions. [2022-10-17 16:53:26,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-10-17 16:53:26,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:26,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:26,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:26,528 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-10-17 16:53:26,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:26,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 635 states and 783 transitions. [2022-10-17 16:53:26,841 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 783 transitions. [2022-10-17 16:53:26,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-10-17 16:53:26,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:26,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:26,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:26,982 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-10-17 16:53:27,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:27,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 637 states and 784 transitions. [2022-10-17 16:53:27,206 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 784 transitions. [2022-10-17 16:53:27,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:53:27,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:27,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:27,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:27,349 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:53:27,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:27,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 661 states and 810 transitions. [2022-10-17 16:53:27,504 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 810 transitions. [2022-10-17 16:53:27,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:53:27,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:27,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:27,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:27,641 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:53:27,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:27,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 671 states and 819 transitions. [2022-10-17 16:53:27,907 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 819 transitions. [2022-10-17 16:53:27,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:53:27,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:27,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:27,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:28,044 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:53:28,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:28,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 677 states and 824 transitions. [2022-10-17 16:53:28,321 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 824 transitions. [2022-10-17 16:53:28,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-10-17 16:53:28,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:28,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:28,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:28,434 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:28,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:28,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 706 states and 855 transitions. [2022-10-17 16:53:28,987 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 855 transitions. [2022-10-17 16:53:28,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-10-17 16:53:28,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:28,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:29,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:29,145 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-10-17 16:53:29,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:29,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 708 states and 862 transitions. [2022-10-17 16:53:29,264 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 862 transitions. [2022-10-17 16:53:29,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-10-17 16:53:29,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:29,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:29,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:29,395 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-10-17 16:53:29,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:29,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 741 states and 897 transitions. [2022-10-17 16:53:29,853 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 897 transitions. [2022-10-17 16:53:29,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-10-17 16:53:29,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:29,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:29,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:30,005 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2022-10-17 16:53:30,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:30,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 742 states and 897 transitions. [2022-10-17 16:53:30,063 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 897 transitions. [2022-10-17 16:53:30,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-10-17 16:53:30,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:30,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:30,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:30,184 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:53:30,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:30,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 792 states and 947 transitions. [2022-10-17 16:53:30,507 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 947 transitions. [2022-10-17 16:53:30,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2022-10-17 16:53:30,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:30,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:30,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:31,121 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 68 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:33,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:33,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 959 states and 1125 transitions. [2022-10-17 16:53:33,931 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1125 transitions. [2022-10-17 16:53:33,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2022-10-17 16:53:33,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:33,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:33,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:34,521 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 102 proven. 4 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-10-17 16:53:35,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:35,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 1024 states and 1195 transitions. [2022-10-17 16:53:35,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1195 transitions. [2022-10-17 16:53:35,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2022-10-17 16:53:35,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:35,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:35,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:36,123 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-10-17 16:53:36,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:36,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 1053 states and 1226 transitions. [2022-10-17 16:53:36,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1226 transitions. [2022-10-17 16:53:36,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-10-17 16:53:36,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:36,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:36,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:36,936 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked.