./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/standard_copy7_ground-1.i --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_78ada8db-523f-4fe3-babd-cc2b56e7b76b/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada8db-523f-4fe3-babd-cc2b56e7b76b/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_78ada8db-523f-4fe3-babd-cc2b56e7b76b/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada8db-523f-4fe3-babd-cc2b56e7b76b/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/standard_copy7_ground-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada8db-523f-4fe3-babd-cc2b56e7b76b/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_78ada8db-523f-4fe3-babd-cc2b56e7b76b/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 46307615818d6371ae296fa4995def50a9373bd159748713204d6c22dd4af97e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:56:39,108 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:56:39,110 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:56:39,140 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:56:39,140 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:56:39,142 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:56:39,144 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:56:39,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:56:39,148 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:56:39,149 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:56:39,151 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:56:39,152 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:56:39,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:56:39,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:56:39,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:56:39,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:56:39,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:56:39,160 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:56:39,162 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:56:39,164 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:56:39,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:56:39,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:56:39,169 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:56:39,170 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:56:39,176 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:56:39,176 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:56:39,177 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:56:39,178 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:56:39,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:56:39,180 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:56:39,181 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:56:39,182 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:56:39,183 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:56:39,184 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:56:39,185 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:56:39,185 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:56:39,186 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:56:39,186 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:56:39,187 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:56:39,188 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:56:39,188 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:56:39,189 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada8db-523f-4fe3-babd-cc2b56e7b76b/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:56:39,231 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:56:39,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:56:39,233 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:56:39,233 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:56:39,234 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:56:39,234 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:56:39,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:56:39,235 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:56:39,235 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:56:39,236 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:56:39,236 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:56:39,236 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:56:39,237 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:56:39,237 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:56:39,237 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:56:39,238 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:56:39,238 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:56:39,238 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:56:39,239 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:56:39,239 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:56:39,239 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:56:39,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:39,240 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:56:39,240 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:56:39,241 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:56:39,241 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:56:39,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:56:39,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:56:39,242 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_78ada8db-523f-4fe3-babd-cc2b56e7b76b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada8db-523f-4fe3-babd-cc2b56e7b76b/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46307615818d6371ae296fa4995def50a9373bd159748713204d6c22dd4af97e [2022-10-17 16:56:39,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:56:39,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:56:39,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:56:39,527 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:56:39,528 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:56:39,530 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada8db-523f-4fe3-babd-cc2b56e7b76b/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/array-examples/standard_copy7_ground-1.i [2022-10-17 16:56:39,603 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada8db-523f-4fe3-babd-cc2b56e7b76b/bin/ukojak-92XMlrwhuB/data/7fdea33f6/a3456469296148988855b560eb9cbf91/FLAG2a1bea924 [2022-10-17 16:56:40,168 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:56:40,169 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada8db-523f-4fe3-babd-cc2b56e7b76b/sv-benchmarks/c/array-examples/standard_copy7_ground-1.i [2022-10-17 16:56:40,182 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada8db-523f-4fe3-babd-cc2b56e7b76b/bin/ukojak-92XMlrwhuB/data/7fdea33f6/a3456469296148988855b560eb9cbf91/FLAG2a1bea924 [2022-10-17 16:56:40,514 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada8db-523f-4fe3-babd-cc2b56e7b76b/bin/ukojak-92XMlrwhuB/data/7fdea33f6/a3456469296148988855b560eb9cbf91 [2022-10-17 16:56:40,518 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:56:40,520 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:56:40,529 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:40,529 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:56:40,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:56:40,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:40" (1/1) ... [2022-10-17 16:56:40,536 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ed5bb1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:40, skipping insertion in model container [2022-10-17 16:56:40,537 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:40" (1/1) ... [2022-10-17 16:56:40,546 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:56:40,566 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:56:40,808 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_78ada8db-523f-4fe3-babd-cc2b56e7b76b/sv-benchmarks/c/array-examples/standard_copy7_ground-1.i[816,829] [2022-10-17 16:56:40,835 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:40,844 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:56:40,859 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_78ada8db-523f-4fe3-babd-cc2b56e7b76b/sv-benchmarks/c/array-examples/standard_copy7_ground-1.i[816,829] [2022-10-17 16:56:40,874 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:40,890 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:56:40,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:40 WrapperNode [2022-10-17 16:56:40,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:40,893 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:40,893 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:56:40,893 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:56:40,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:40" (1/1) ... [2022-10-17 16:56:40,912 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:40" (1/1) ... [2022-10-17 16:56:40,941 INFO L138 Inliner]: procedures = 16, calls = 49, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 163 [2022-10-17 16:56:40,941 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:40,942 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:56:40,942 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:56:40,942 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:56:40,956 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:40" (1/1) ... [2022-10-17 16:56:40,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:40" (1/1) ... [2022-10-17 16:56:40,972 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:40" (1/1) ... [2022-10-17 16:56:40,972 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:40" (1/1) ... [2022-10-17 16:56:40,980 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:40" (1/1) ... [2022-10-17 16:56:41,000 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:40" (1/1) ... [2022-10-17 16:56:41,003 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:40" (1/1) ... [2022-10-17 16:56:41,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:40" (1/1) ... [2022-10-17 16:56:41,008 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:56:41,009 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:56:41,009 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:56:41,009 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:56:41,021 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:40" (1/1) ... [2022-10-17 16:56:41,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:41,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada8db-523f-4fe3-babd-cc2b56e7b76b/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:56:41,059 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada8db-523f-4fe3-babd-cc2b56e7b76b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:56:41,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada8db-523f-4fe3-babd-cc2b56e7b76b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:56:41,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:56:41,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:56:41,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:56:41,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:56:41,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:56:41,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:56:41,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:56:41,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:56:41,199 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:56:41,202 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:56:41,482 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:56:41,567 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:56:41,568 INFO L300 CfgBuilder]: Removed 9 assume(true) statements. [2022-10-17 16:56:41,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:41 BoogieIcfgContainer [2022-10-17 16:56:41,571 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:56:41,572 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:56:41,572 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:56:41,585 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:56:41,586 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:56:41,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:41,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 15 states and 24 transitions. [2022-10-17 16:56:41,686 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 24 transitions. [2022-10-17 16:56:41,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:56:41,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:41,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:41,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:42,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:42,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:42,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2022-10-17 16:56:42,402 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2022-10-17 16:56:42,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:56:42,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:42,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:42,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:42,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:42,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:42,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2022-10-17 16:56:42,706 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2022-10-17 16:56:42,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:56:42,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:42,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:42,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:42,914 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:56:42,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:42,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2022-10-17 16:56:42,969 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2022-10-17 16:56:42,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:56:42,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:42,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:43,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:43,080 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:56:43,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:43,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 31 transitions. [2022-10-17 16:56:43,098 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 31 transitions. [2022-10-17 16:56:43,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:56:43,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:43,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:43,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:43,190 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:56:43,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:43,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 20 states and 33 transitions. [2022-10-17 16:56:43,243 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 33 transitions. [2022-10-17 16:56:43,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:56:43,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:43,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:43,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:43,346 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:56:43,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:43,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 21 states and 35 transitions. [2022-10-17 16:56:43,368 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2022-10-17 16:56:43,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:56:43,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:43,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:43,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:43,481 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:56:43,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:43,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 22 states and 37 transitions. [2022-10-17 16:56:43,507 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 37 transitions. [2022-10-17 16:56:43,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:56:43,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:43,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:43,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:43,609 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:56:43,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:43,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 23 states and 39 transitions. [2022-10-17 16:56:43,634 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 39 transitions. [2022-10-17 16:56:43,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:56:43,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:43,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:43,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:43,759 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:56:43,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:43,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 24 states and 41 transitions. [2022-10-17 16:56:43,783 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 41 transitions. [2022-10-17 16:56:43,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:56:43,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:43,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:43,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:43,880 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:56:43,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:43,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 25 states and 43 transitions. [2022-10-17 16:56:43,907 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 43 transitions. [2022-10-17 16:56:43,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:56:43,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:43,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:43,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:44,015 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:56:44,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:44,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 26 states and 45 transitions. [2022-10-17 16:56:44,032 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 45 transitions. [2022-10-17 16:56:44,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:56:44,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:44,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:44,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:44,146 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:56:44,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:44,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 27 states and 47 transitions. [2022-10-17 16:56:44,177 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 47 transitions. [2022-10-17 16:56:44,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:56:44,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:44,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:44,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:44,285 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:56:44,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:44,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 28 states and 49 transitions. [2022-10-17 16:56:44,304 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 49 transitions. [2022-10-17 16:56:44,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:56:44,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:44,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:44,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:44,449 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:56:44,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:44,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 29 states and 51 transitions. [2022-10-17 16:56:44,475 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 51 transitions. [2022-10-17 16:56:44,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:56:44,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:44,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:44,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:44,582 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:44,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:44,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 30 states and 53 transitions. [2022-10-17 16:56:44,608 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 53 transitions. [2022-10-17 16:56:44,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:56:44,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:44,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:44,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:44,722 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:44,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:44,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 31 states and 55 transitions. [2022-10-17 16:56:44,747 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 55 transitions. [2022-10-17 16:56:44,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:56:44,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:44,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:44,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:44,923 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:44,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:44,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 32 states and 56 transitions. [2022-10-17 16:56:44,986 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 56 transitions. [2022-10-17 16:56:44,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:56:44,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:44,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:45,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:45,119 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:45,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:45,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 33 states and 57 transitions. [2022-10-17 16:56:45,171 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 57 transitions. [2022-10-17 16:56:45,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:56:45,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:45,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:45,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:45,338 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:45,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:45,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 34 states and 58 transitions. [2022-10-17 16:56:45,408 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 58 transitions. [2022-10-17 16:56:45,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:56:45,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:45,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:45,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:45,581 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:45,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:45,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 35 states and 59 transitions. [2022-10-17 16:56:45,653 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 59 transitions. [2022-10-17 16:56:45,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:56:45,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:45,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:45,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:45,883 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:45,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:45,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 60 transitions. [2022-10-17 16:56:45,987 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 60 transitions. [2022-10-17 16:56:45,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:56:45,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:45,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:46,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:46,244 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:46,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:46,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 61 transitions. [2022-10-17 16:56:46,325 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2022-10-17 16:56:46,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:56:46,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:46,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:46,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:46,594 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:46,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:46,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 62 transitions. [2022-10-17 16:56:46,666 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2022-10-17 16:56:46,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:56:46,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:46,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:46,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:46,933 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:47,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:47,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 39 states and 63 transitions. [2022-10-17 16:56:47,007 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 63 transitions. [2022-10-17 16:56:47,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:56:47,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:47,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:47,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:47,308 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:47,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:47,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2022-10-17 16:56:47,391 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2022-10-17 16:56:47,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:56:47,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:47,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:47,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:47,695 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:47,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:47,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 41 states and 65 transitions. [2022-10-17 16:56:47,784 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 65 transitions. [2022-10-17 16:56:47,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:56:47,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:47,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:47,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:48,099 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:48,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:48,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 42 states and 66 transitions. [2022-10-17 16:56:48,197 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2022-10-17 16:56:48,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:56:48,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:48,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:48,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:48,530 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:48,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:48,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 43 states and 67 transitions. [2022-10-17 16:56:48,635 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 67 transitions. [2022-10-17 16:56:48,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:56:48,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:48,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:48,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:49,045 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:49,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:49,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2022-10-17 16:56:49,143 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2022-10-17 16:56:49,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:56:49,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:49,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:49,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:49,636 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:49,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:49,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 45 states and 69 transitions. [2022-10-17 16:56:49,758 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 69 transitions. [2022-10-17 16:56:49,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:56:49,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:49,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:49,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:50,166 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:50,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:50,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 46 states and 70 transitions. [2022-10-17 16:56:50,303 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 70 transitions. [2022-10-17 16:56:50,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:56:50,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:50,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:50,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:50,774 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:50,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:50,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 47 states and 71 transitions. [2022-10-17 16:56:50,909 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 71 transitions. [2022-10-17 16:56:50,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:56:50,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:50,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:50,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:51,481 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:51,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:51,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 48 states and 72 transitions. [2022-10-17 16:56:51,632 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 72 transitions. [2022-10-17 16:56:51,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:56:51,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:51,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:51,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:52,216 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:52,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:52,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 49 states and 73 transitions. [2022-10-17 16:56:52,357 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 73 transitions. [2022-10-17 16:56:52,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:56:52,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:52,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:52,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:52,933 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:53,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:53,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 50 states and 74 transitions. [2022-10-17 16:56:53,071 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 74 transitions. [2022-10-17 16:56:53,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:56:53,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:53,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:53,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:53,629 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:53,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:53,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 51 states and 75 transitions. [2022-10-17 16:56:53,786 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 75 transitions. [2022-10-17 16:56:53,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:56:53,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:53,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:53,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:54,393 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:54,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:54,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 52 states and 76 transitions. [2022-10-17 16:56:54,545 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 76 transitions. [2022-10-17 16:56:54,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:56:54,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:54,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:54,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:55,214 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:55,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:55,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 53 states and 77 transitions. [2022-10-17 16:56:55,357 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 77 transitions. [2022-10-17 16:56:55,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:56:55,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:55,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:55,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:56,002 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:56,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:56,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 54 states and 78 transitions. [2022-10-17 16:56:56,139 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2022-10-17 16:56:56,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:56:56,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:56,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:56,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:56,789 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:56,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:56,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 55 states and 79 transitions. [2022-10-17 16:56:56,948 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2022-10-17 16:56:56,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:56:56,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:56,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:57,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:57,636 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:57,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:57,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 56 states and 80 transitions. [2022-10-17 16:56:57,804 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 80 transitions. [2022-10-17 16:56:57,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:56:57,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:57,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:57,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:58,482 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:58,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:58,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 57 states and 81 transitions. [2022-10-17 16:56:58,644 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 81 transitions. [2022-10-17 16:56:58,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:56:58,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:58,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:58,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:59,350 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:56:59,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:59,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 58 states and 82 transitions. [2022-10-17 16:56:59,517 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 82 transitions. [2022-10-17 16:56:59,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:56:59,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:59,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:59,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:00,341 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:57:00,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:00,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 59 states and 83 transitions. [2022-10-17 16:57:00,518 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 83 transitions. [2022-10-17 16:57:00,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:57:00,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:00,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:00,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:01,346 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:57:01,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:01,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 60 states and 84 transitions. [2022-10-17 16:57:01,536 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions. [2022-10-17 16:57:01,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:57:01,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:01,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:01,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:02,404 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:57:02,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:02,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 61 states and 85 transitions. [2022-10-17 16:57:02,648 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 85 transitions. [2022-10-17 16:57:02,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:57:02,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:02,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:02,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:03,541 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:57:03,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:03,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 62 states and 86 transitions. [2022-10-17 16:57:03,741 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 86 transitions. [2022-10-17 16:57:03,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:57:03,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:03,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:03,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:04,560 INFO L134 CoverageAnalysis]: Checked inductivity of 582 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:57:04,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:04,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 63 states and 87 transitions. [2022-10-17 16:57:04,776 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 87 transitions. [2022-10-17 16:57:04,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:57:04,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:04,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:04,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:05,754 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:57:05,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:05,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 64 states and 88 transitions. [2022-10-17 16:57:05,949 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 88 transitions. [2022-10-17 16:57:05,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:57:05,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:05,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:06,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat