./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/ChawdharyCookGulwaniSagivYang-ESOP2008-easy2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd888e2a-6609-4c91-99a3-229262d7a3e5/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd888e2a-6609-4c91-99a3-229262d7a3e5/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_bd888e2a-6609-4c91-99a3-229262d7a3e5/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd888e2a-6609-4c91-99a3-229262d7a3e5/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/ChawdharyCookGulwaniSagivYang-ESOP2008-easy2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd888e2a-6609-4c91-99a3-229262d7a3e5/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd888e2a-6609-4c91-99a3-229262d7a3e5/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5ecb51c2655999223e2701919887f64497e4c0c5e2f563d3d5ecc5c1480b1b8e --- 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 16:59:14,785 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:59:14,788 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:59:14,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:59:14,824 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:59:14,825 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:59:14,827 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:59:14,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:59:14,832 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:59:14,833 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:59:14,834 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:59:14,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:59:14,836 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:59:14,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:59:14,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:59:14,841 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:59:14,842 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:59:14,843 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:59:14,846 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:59:14,849 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:59:14,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:59:14,853 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:59:14,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:59:14,856 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:59:14,861 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:59:14,861 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:59:14,862 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:59:14,863 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:59:14,864 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:59:14,869 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:59:14,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:59:14,870 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:59:14,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:59:14,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:59:14,873 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:59:14,874 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:59:14,875 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:59:14,883 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:59:14,883 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:59:14,885 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:59:14,886 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:59:14,887 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd888e2a-6609-4c91-99a3-229262d7a3e5/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-10-17 16:59:14,936 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:59:14,939 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:59:14,941 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:59:14,942 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:59:14,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:59:14,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:59:14,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:59:14,944 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:59:14,944 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:59:14,945 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:59:14,946 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:59:14,946 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:59:14,946 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:59:14,947 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:59:14,947 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:59:14,947 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:59:14,947 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:59:14,948 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:59:14,948 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:59:14,948 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:59:14,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:59:14,949 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:59:14,949 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:59:14,949 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:59:14,950 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:59:14,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:59:14,950 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:59:14,950 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_bd888e2a-6609-4c91-99a3-229262d7a3e5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd888e2a-6609-4c91-99a3-229262d7a3e5/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ecb51c2655999223e2701919887f64497e4c0c5e2f563d3d5ecc5c1480b1b8e [2022-10-17 16:59:15,226 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:59:15,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:59:15,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:59:15,250 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:59:15,251 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:59:15,253 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd888e2a-6609-4c91-99a3-229262d7a3e5/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/termination-crafted-lit/ChawdharyCookGulwaniSagivYang-ESOP2008-easy2.c [2022-10-17 16:59:15,334 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd888e2a-6609-4c91-99a3-229262d7a3e5/bin/ukojak-92XMlrwhuB/data/31cce724a/d4e56f890cf64d56aed3066a82a4c410/FLAGf0da03bac [2022-10-17 16:59:15,769 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:59:15,770 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd888e2a-6609-4c91-99a3-229262d7a3e5/sv-benchmarks/c/termination-crafted-lit/ChawdharyCookGulwaniSagivYang-ESOP2008-easy2.c [2022-10-17 16:59:15,779 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd888e2a-6609-4c91-99a3-229262d7a3e5/bin/ukojak-92XMlrwhuB/data/31cce724a/d4e56f890cf64d56aed3066a82a4c410/FLAGf0da03bac [2022-10-17 16:59:15,793 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd888e2a-6609-4c91-99a3-229262d7a3e5/bin/ukojak-92XMlrwhuB/data/31cce724a/d4e56f890cf64d56aed3066a82a4c410 [2022-10-17 16:59:15,796 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:59:15,797 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:59:15,799 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:59:15,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:59:15,802 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:59:15,803 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:59:15" (1/1) ... [2022-10-17 16:59:15,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@799c2074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:15, skipping insertion in model container [2022-10-17 16:59:15,805 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:59:15" (1/1) ... [2022-10-17 16:59:15,812 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:59:15,823 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:59:16,062 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:59:16,068 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:59:16,097 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:59:16,110 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:59:16,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:16 WrapperNode [2022-10-17 16:59:16,110 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:59:16,112 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:59:16,113 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:59:16,113 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:59:16,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:16" (1/1) ... [2022-10-17 16:59:16,126 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:16" (1/1) ... [2022-10-17 16:59:16,144 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2022-10-17 16:59:16,144 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:59:16,147 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:59:16,148 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:59:16,148 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:59:16,158 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:16" (1/1) ... [2022-10-17 16:59:16,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:16" (1/1) ... [2022-10-17 16:59:16,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:16" (1/1) ... [2022-10-17 16:59:16,160 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:16" (1/1) ... [2022-10-17 16:59:16,163 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:16" (1/1) ... [2022-10-17 16:59:16,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:16" (1/1) ... [2022-10-17 16:59:16,168 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:16" (1/1) ... [2022-10-17 16:59:16,169 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:16" (1/1) ... [2022-10-17 16:59:16,175 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:59:16,177 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:59:16,177 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:59:16,178 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:59:16,179 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:16" (1/1) ... [2022-10-17 16:59:16,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:59:16,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd888e2a-6609-4c91-99a3-229262d7a3e5/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:59:16,213 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd888e2a-6609-4c91-99a3-229262d7a3e5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:59:16,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd888e2a-6609-4c91-99a3-229262d7a3e5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:59:16,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:59:16,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:59:16,319 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:59:16,321 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:59:16,439 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:59:16,468 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:59:16,468 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:59:16,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:59:16 BoogieIcfgContainer [2022-10-17 16:59:16,471 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:59:16,472 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:59:16,472 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:59:16,482 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:59:16,483 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:59:16" (1/1) ... [2022-10-17 16:59:16,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:59:16,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:16,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2022-10-17 16:59:16,549 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2022-10-17 16:59:16,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:59:16,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:16,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:16,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:16,685 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 16:59:16,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:16,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2022-10-17 16:59:16,721 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2022-10-17 16:59:16,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:59:16,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:16,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:16,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:16,757 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 16:59:16,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:16,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2022-10-17 16:59:16,824 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2022-10-17 16:59:16,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:59:16,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:16,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:16,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:16,897 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 16:59:17,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:17,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2022-10-17 16:59:17,234 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2022-10-17 16:59:17,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:59:17,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:17,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:17,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:17,280 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 16:59:17,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:17,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 29 states and 41 transitions. [2022-10-17 16:59:17,601 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2022-10-17 16:59:17,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:59:17,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:17,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:17,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:17,695 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 16:59:18,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:18,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2022-10-17 16:59:18,132 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2022-10-17 16:59:18,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:59:18,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:18,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:18,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:18,220 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 16:59:18,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:18,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 40 states and 65 transitions. [2022-10-17 16:59:18,767 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 65 transitions. [2022-10-17 16:59:18,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:59:18,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:18,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:18,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:18,858 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 16:59:19,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:19,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 47 states and 81 transitions. [2022-10-17 16:59:19,423 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 81 transitions. [2022-10-17 16:59:19,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:59:19,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:19,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:19,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:19,483 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:19,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:19,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 51 states and 87 transitions. [2022-10-17 16:59:19,980 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 87 transitions. [2022-10-17 16:59:19,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:59:19,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:19,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:19,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:20,022 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 16:59:20,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:20,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 56 states and 94 transitions. [2022-10-17 16:59:20,370 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 94 transitions. [2022-10-17 16:59:20,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:59:20,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:20,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:20,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:20,420 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:20,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:20,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 63 states and 111 transitions. [2022-10-17 16:59:20,989 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 111 transitions. [2022-10-17 16:59:20,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:59:20,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:20,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:21,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:21,068 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:21,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:21,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 69 states and 122 transitions. [2022-10-17 16:59:21,606 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 122 transitions. [2022-10-17 16:59:21,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:59:21,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:21,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:21,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:21,649 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:59:22,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:22,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 72 states and 127 transitions. [2022-10-17 16:59:22,084 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 127 transitions. [2022-10-17 16:59:22,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:59:22,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:22,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:22,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:22,177 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:22,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:22,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 79 states and 147 transitions. [2022-10-17 16:59:22,881 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 147 transitions. [2022-10-17 16:59:22,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:59:22,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:22,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:22,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:22,933 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:59:23,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:23,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 84 states and 165 transitions. [2022-10-17 16:59:23,539 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 165 transitions. [2022-10-17 16:59:23,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:59:23,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:23,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:23,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:23,647 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:59:24,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:24,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 90 states and 184 transitions. [2022-10-17 16:59:24,350 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 184 transitions. [2022-10-17 16:59:24,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:59:24,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:24,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:24,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:24,399 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:59:24,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:24,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 94 states and 192 transitions. [2022-10-17 16:59:24,856 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 192 transitions. [2022-10-17 16:59:24,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:59:24,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:24,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:24,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:24,887 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:59:25,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:25,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 97 states and 196 transitions. [2022-10-17 16:59:25,071 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 196 transitions. [2022-10-17 16:59:25,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:59:25,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:25,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:25,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:25,145 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:25,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:25,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 104 states and 217 transitions. [2022-10-17 16:59:25,907 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 217 transitions. [2022-10-17 16:59:25,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:59:25,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:25,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:25,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:25,937 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:26,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:26,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 108 states and 223 transitions. [2022-10-17 16:59:26,462 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 223 transitions. [2022-10-17 16:59:26,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:59:26,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:26,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:26,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:26,491 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:27,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:27,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 113 states and 231 transitions. [2022-10-17 16:59:27,025 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 231 transitions. [2022-10-17 16:59:27,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:59:27,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:27,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:27,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:27,062 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:27,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:27,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 115 states and 234 transitions. [2022-10-17 16:59:27,242 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 234 transitions. [2022-10-17 16:59:27,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:59:27,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:27,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:27,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:27,317 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:59:28,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:28,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 118 states and 241 transitions. [2022-10-17 16:59:28,062 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 241 transitions. [2022-10-17 16:59:28,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:59:28,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:28,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:28,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:28,084 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:59:28,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:28,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 121 states and 246 transitions. [2022-10-17 16:59:28,928 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 246 transitions. [2022-10-17 16:59:28,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:59:28,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:28,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:28,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:28,954 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:59:29,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:29,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 119 states and 241 transitions. [2022-10-17 16:59:29,354 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 241 transitions. [2022-10-17 16:59:29,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:59:29,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:29,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:29,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:29,375 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:59:29,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:29,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 121 states and 247 transitions. [2022-10-17 16:59:29,761 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 247 transitions. [2022-10-17 16:59:29,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:59:29,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:29,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:29,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:29,798 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:59:30,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:30,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 121 states and 243 transitions. [2022-10-17 16:59:30,028 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 243 transitions. [2022-10-17 16:59:30,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:59:30,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:30,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:30,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:30,049 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:59:30,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:30,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 121 states and 242 transitions. [2022-10-17 16:59:30,256 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 242 transitions. [2022-10-17 16:59:30,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:59:30,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:30,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:30,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:30,277 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:59:30,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:30,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 124 states and 249 transitions. [2022-10-17 16:59:30,817 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 249 transitions. [2022-10-17 16:59:30,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:59:30,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:30,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:30,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:30,846 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:59:31,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:31,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 124 states and 246 transitions. [2022-10-17 16:59:31,015 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 246 transitions. [2022-10-17 16:59:31,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:59:31,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:31,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:31,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:31,042 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:59:31,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:31,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 124 states and 243 transitions. [2022-10-17 16:59:31,276 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 243 transitions. [2022-10-17 16:59:31,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:59:31,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:31,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:31,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:31,295 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:59:31,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:31,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 126 states and 248 transitions. [2022-10-17 16:59:31,652 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 248 transitions. [2022-10-17 16:59:31,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:59:31,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:31,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:31,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:31,686 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:59:31,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:31,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 126 states and 247 transitions. [2022-10-17 16:59:31,897 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 247 transitions. [2022-10-17 16:59:31,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:59:31,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:31,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:31,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:31,912 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:59:32,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:32,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 126 states and 245 transitions. [2022-10-17 16:59:32,139 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 245 transitions. [2022-10-17 16:59:32,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:59:32,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:32,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:32,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:32,240 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:33,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:33,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 133 states and 273 transitions. [2022-10-17 16:59:33,256 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 273 transitions. [2022-10-17 16:59:33,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:59:33,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:33,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:33,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:33,290 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:33,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:33,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 136 states and 277 transitions. [2022-10-17 16:59:33,856 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 277 transitions. [2022-10-17 16:59:33,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:59:33,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:33,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:33,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:33,889 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:34,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:34,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 139 states and 279 transitions. [2022-10-17 16:59:34,428 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 279 transitions. [2022-10-17 16:59:34,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:59:34,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:34,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:34,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:34,455 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:34,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:34,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 141 states and 280 transitions. [2022-10-17 16:59:34,867 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 280 transitions. [2022-10-17 16:59:34,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:59:34,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:34,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:34,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:34,895 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:35,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:35,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 144 states and 282 transitions. [2022-10-17 16:59:35,275 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 282 transitions. [2022-10-17 16:59:35,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:59:35,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:35,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:35,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:35,347 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:59:35,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:35,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 144 states and 281 transitions. [2022-10-17 16:59:35,633 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 281 transitions. [2022-10-17 16:59:35,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:59:35,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:35,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:35,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:35,655 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:59:35,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:35,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 144 states and 280 transitions. [2022-10-17 16:59:35,959 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 280 transitions. [2022-10-17 16:59:35,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:59:35,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:35,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:35,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:35,978 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:59:36,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:36,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 145 states and 282 transitions. [2022-10-17 16:59:36,506 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 282 transitions. [2022-10-17 16:59:36,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:59:36,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:36,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:36,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:36,527 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:59:36,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:36,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 145 states and 281 transitions. [2022-10-17 16:59:36,802 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 281 transitions. [2022-10-17 16:59:36,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:59:36,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:36,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:36,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:36,824 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:59:37,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:37,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 149 states and 288 transitions. [2022-10-17 16:59:37,455 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 288 transitions. [2022-10-17 16:59:37,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:59:37,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:37,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:37,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:37,490 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:59:37,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:37,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 147 states and 284 transitions. [2022-10-17 16:59:37,700 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 284 transitions. [2022-10-17 16:59:37,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:59:37,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:37,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:37,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:37,717 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:59:38,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:38,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 150 states and 289 transitions. [2022-10-17 16:59:38,527 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 289 transitions. [2022-10-17 16:59:38,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:59:38,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:38,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:38,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:38,548 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:59:38,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:38,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 149 states and 287 transitions. [2022-10-17 16:59:38,833 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 287 transitions. [2022-10-17 16:59:38,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:59:38,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:38,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:38,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:38,955 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:39,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:39,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 156 states and 310 transitions. [2022-10-17 16:59:39,958 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 310 transitions. [2022-10-17 16:59:39,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:59:39,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:39,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:39,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:39,985 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:40,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:40,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 160 states and 316 transitions. [2022-10-17 16:59:40,790 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 316 transitions. [2022-10-17 16:59:40,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:59:40,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:40,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:40,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:40,820 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:41,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:41,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 164 states and 322 transitions. [2022-10-17 16:59:41,435 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 322 transitions. [2022-10-17 16:59:41,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:59:41,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:41,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:41,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:41,463 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:42,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:42,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 169 states and 330 transitions. [2022-10-17 16:59:42,141 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 330 transitions. [2022-10-17 16:59:42,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:59:42,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:42,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:42,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:42,172 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:42,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:42,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 171 states and 333 transitions. [2022-10-17 16:59:42,536 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 333 transitions. [2022-10-17 16:59:42,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:59:42,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:42,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:42,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:42,558 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-10-17 16:59:43,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:43,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 171 states and 329 transitions. [2022-10-17 16:59:43,080 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 329 transitions. [2022-10-17 16:59:43,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:59:43,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:43,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:43,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:43,098 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-10-17 16:59:43,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:43,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 173 states and 332 transitions. [2022-10-17 16:59:43,894 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 332 transitions. [2022-10-17 16:59:43,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:59:43,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:43,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:43,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:43,913 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-10-17 16:59:44,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:44,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 174 states and 336 transitions. [2022-10-17 16:59:44,206 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 336 transitions. [2022-10-17 16:59:44,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:59:44,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:44,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:44,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:44,224 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-10-17 16:59:44,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:44,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 174 states and 334 transitions. [2022-10-17 16:59:44,688 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 334 transitions. [2022-10-17 16:59:44,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:59:44,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:44,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:44,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:44,710 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-10-17 16:59:45,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:45,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 174 states and 333 transitions. [2022-10-17 16:59:45,314 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 333 transitions. [2022-10-17 16:59:45,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:59:45,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:45,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:45,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:45,331 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-10-17 16:59:45,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:45,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 174 states and 332 transitions. [2022-10-17 16:59:45,651 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 332 transitions. [2022-10-17 16:59:45,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:59:45,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:45,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:45,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:45,672 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked.