./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/reducercommutativity/rangesum20.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_3bb57aea-7869-4935-9cd9-0886bed97e25/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bb57aea-7869-4935-9cd9-0886bed97e25/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_3bb57aea-7869-4935-9cd9-0886bed97e25/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bb57aea-7869-4935-9cd9-0886bed97e25/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/reducercommutativity/rangesum20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bb57aea-7869-4935-9cd9-0886bed97e25/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_3bb57aea-7869-4935-9cd9-0886bed97e25/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 66b03bf685aae9720ef4af0fb91907139a878375cd48373b4439b53b2302a22a --- 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 16:39:44,260 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:39:44,262 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:39:44,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:39:44,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:39:44,294 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:39:44,296 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:39:44,298 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:39:44,300 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:39:44,302 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:39:44,303 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:39:44,304 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:39:44,305 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:39:44,306 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:39:44,308 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:39:44,309 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:39:44,311 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:39:44,312 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:39:44,315 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:39:44,318 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:39:44,320 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:39:44,322 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:39:44,324 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:39:44,325 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:39:44,335 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:39:44,337 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:39:44,338 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:39:44,339 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:39:44,341 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:39:44,343 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:39:44,344 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:39:44,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:39:44,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:39:44,348 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:39:44,350 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:39:44,351 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:39:44,353 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:39:44,353 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:39:44,354 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:39:44,362 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:39:44,363 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:39:44,364 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bb57aea-7869-4935-9cd9-0886bed97e25/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:39:44,423 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:39:44,424 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:39:44,426 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:39:44,426 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:39:44,427 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:39:44,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:39:44,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:39:44,428 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:39:44,428 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:39:44,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:39:44,429 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:39:44,430 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:39:44,430 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:39:44,430 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:39:44,430 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:39:44,431 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:39:44,431 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:39:44,431 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:39:44,432 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:39:44,432 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:39:44,432 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:39:44,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:44,433 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:39:44,433 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:39:44,434 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:39:44,434 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:39:44,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:39:44,436 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:39:44,436 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_3bb57aea-7869-4935-9cd9-0886bed97e25/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bb57aea-7869-4935-9cd9-0886bed97e25/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66b03bf685aae9720ef4af0fb91907139a878375cd48373b4439b53b2302a22a [2022-10-17 16:39:44,753 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:39:44,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:39:44,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:39:44,788 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:39:44,789 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:39:44,791 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bb57aea-7869-4935-9cd9-0886bed97e25/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/reducercommutativity/rangesum20.i [2022-10-17 16:39:44,868 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bb57aea-7869-4935-9cd9-0886bed97e25/bin/ukojak-92XMlrwhuB/data/07a24e4d7/4fca17212acd492f9f5e16808b0d22d9/FLAG0a4ebf75d [2022-10-17 16:39:45,352 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:39:45,353 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bb57aea-7869-4935-9cd9-0886bed97e25/sv-benchmarks/c/reducercommutativity/rangesum20.i [2022-10-17 16:39:45,359 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bb57aea-7869-4935-9cd9-0886bed97e25/bin/ukojak-92XMlrwhuB/data/07a24e4d7/4fca17212acd492f9f5e16808b0d22d9/FLAG0a4ebf75d [2022-10-17 16:39:45,735 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bb57aea-7869-4935-9cd9-0886bed97e25/bin/ukojak-92XMlrwhuB/data/07a24e4d7/4fca17212acd492f9f5e16808b0d22d9 [2022-10-17 16:39:45,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:39:45,744 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:39:45,747 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:45,747 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:39:45,750 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:39:45,751 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:45" (1/1) ... [2022-10-17 16:39:45,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b0991b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:45, skipping insertion in model container [2022-10-17 16:39:45,754 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:45" (1/1) ... [2022-10-17 16:39:45,761 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:39:45,779 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:39:46,032 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_3bb57aea-7869-4935-9cd9-0886bed97e25/sv-benchmarks/c/reducercommutativity/rangesum20.i[1465,1478] [2022-10-17 16:39:46,035 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:46,042 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:39:46,063 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_3bb57aea-7869-4935-9cd9-0886bed97e25/sv-benchmarks/c/reducercommutativity/rangesum20.i[1465,1478] [2022-10-17 16:39:46,069 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:46,087 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:39:46,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:46 WrapperNode [2022-10-17 16:39:46,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:46,089 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:46,089 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:39:46,089 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:39:46,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:46" (1/1) ... [2022-10-17 16:39:46,105 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:46" (1/1) ... [2022-10-17 16:39:46,126 INFO L138 Inliner]: procedures = 17, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2022-10-17 16:39:46,126 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:46,127 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:39:46,127 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:39:46,127 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:39:46,137 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:46" (1/1) ... [2022-10-17 16:39:46,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:46" (1/1) ... [2022-10-17 16:39:46,143 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:46" (1/1) ... [2022-10-17 16:39:46,144 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:46" (1/1) ... [2022-10-17 16:39:46,155 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:46" (1/1) ... [2022-10-17 16:39:46,159 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:46" (1/1) ... [2022-10-17 16:39:46,160 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:46" (1/1) ... [2022-10-17 16:39:46,161 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:46" (1/1) ... [2022-10-17 16:39:46,164 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:39:46,165 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:39:46,165 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:39:46,167 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:39:46,168 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:46" (1/1) ... [2022-10-17 16:39:46,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:46,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bb57aea-7869-4935-9cd9-0886bed97e25/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:39:46,196 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bb57aea-7869-4935-9cd9-0886bed97e25/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:39:46,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bb57aea-7869-4935-9cd9-0886bed97e25/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:39:46,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:39:46,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:39:46,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:39:46,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:39:46,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:39:46,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:39:46,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:39:46,242 INFO L130 BoogieDeclarations]: Found specification of procedure rangesum [2022-10-17 16:39:46,242 INFO L138 BoogieDeclarations]: Found implementation of procedure rangesum [2022-10-17 16:39:46,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:39:46,312 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:39:46,314 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:39:46,564 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:39:46,658 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:39:46,672 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:39:46,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:39:46 BoogieIcfgContainer [2022-10-17 16:39:46,675 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:39:46,676 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:39:46,676 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:39:46,687 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:39:46,687 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:39:46" (1/1) ... [2022-10-17 16:39:46,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:39:46,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:46,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2022-10-17 16:39:46,784 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2022-10-17 16:39:46,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:39:46,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:46,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:46,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:47,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:47,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 16:39:47,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:47,156 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 16:39:47,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:47,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2022-10-17 16:39:47,199 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2022-10-17 16:39:47,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:39:47,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:47,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:47,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:47,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:47,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 16:39:47,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:47,297 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:39:47,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:47,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2022-10-17 16:39:47,332 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2022-10-17 16:39:47,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:39:47,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:47,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:47,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:47,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:47,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 16:39:47,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:47,500 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:39:47,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:47,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2022-10-17 16:39:47,525 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2022-10-17 16:39:47,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:39:47,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:47,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:47,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:47,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:47,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:39:47,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:47,655 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-17 16:39:47,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:47,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2022-10-17 16:39:47,700 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2022-10-17 16:39:47,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:39:47,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:47,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:47,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:47,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:39:47,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:47,873 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-17 16:39:47,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:47,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2022-10-17 16:39:47,927 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2022-10-17 16:39:47,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:47,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:47,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:47,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:47,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:39:47,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:48,027 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-17 16:39:48,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:48,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-10-17 16:39:48,083 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-10-17 16:39:48,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:39:48,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:48,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:48,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:48,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:39:48,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:48,190 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-17 16:39:48,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:48,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2022-10-17 16:39:48,252 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2022-10-17 16:39:48,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:39:48,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:48,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:48,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:48,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 16:39:48,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:48,462 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-17 16:39:48,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:48,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2022-10-17 16:39:48,559 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2022-10-17 16:39:48,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:39:48,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:48,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:48,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:48,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:39:48,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:48,737 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-17 16:39:48,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:48,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2022-10-17 16:39:48,806 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2022-10-17 16:39:48,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:39:48,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:48,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:48,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:48,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:39:48,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:48,926 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-17 16:39:48,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:48,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 27 states and 34 transitions. [2022-10-17 16:39:48,998 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2022-10-17 16:39:48,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:39:48,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:49,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:49,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:49,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:39:49,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:49,129 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-17 16:39:49,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:49,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2022-10-17 16:39:49,208 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2022-10-17 16:39:49,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:39:49,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:49,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:49,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:49,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 16:39:49,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:49,356 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-17 16:39:49,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:49,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 29 states and 36 transitions. [2022-10-17 16:39:49,437 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2022-10-17 16:39:49,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:39:49,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:49,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:49,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:49,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 12 conjunts are in the unsatisfiable core [2022-10-17 16:39:49,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:49,638 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-17 16:39:49,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:49,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2022-10-17 16:39:49,732 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2022-10-17 16:39:49,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:39:49,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:49,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:49,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:49,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 13 conjunts are in the unsatisfiable core [2022-10-17 16:39:49,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:49,919 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-17 16:39:50,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:50,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2022-10-17 16:39:50,038 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2022-10-17 16:39:50,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:39:50,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:50,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:50,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:50,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 14 conjunts are in the unsatisfiable core [2022-10-17 16:39:50,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:50,191 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-17 16:39:50,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:50,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 39 transitions. [2022-10-17 16:39:50,279 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2022-10-17 16:39:50,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:39:50,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:50,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:50,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:50,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 15 conjunts are in the unsatisfiable core [2022-10-17 16:39:50,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:50,458 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-17 16:39:50,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:50,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 33 states and 40 transitions. [2022-10-17 16:39:50,549 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 40 transitions. [2022-10-17 16:39:50,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:39:50,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:50,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:50,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:50,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 16 conjunts are in the unsatisfiable core [2022-10-17 16:39:50,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:50,751 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-17 16:39:50,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:50,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2022-10-17 16:39:50,849 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2022-10-17 16:39:50,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:39:50,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:50,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:50,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:50,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 16:39:50,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:51,017 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-17 16:39:51,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:51,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 42 transitions. [2022-10-17 16:39:51,129 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2022-10-17 16:39:51,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:39:51,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:51,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:51,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:51,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 18 conjunts are in the unsatisfiable core [2022-10-17 16:39:51,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:51,307 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-17 16:39:51,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:51,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 36 states and 43 transitions. [2022-10-17 16:39:51,426 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2022-10-17 16:39:51,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:39:51,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:51,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:51,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:51,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 19 conjunts are in the unsatisfiable core [2022-10-17 16:39:51,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:51,620 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-17 16:39:51,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:51,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 37 states and 44 transitions. [2022-10-17 16:39:51,748 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 44 transitions. [2022-10-17 16:39:51,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:39:51,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:51,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:51,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:51,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 20 conjunts are in the unsatisfiable core [2022-10-17 16:39:51,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:51,920 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-17 16:39:52,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:52,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 38 states and 45 transitions. [2022-10-17 16:39:52,032 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2022-10-17 16:39:52,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:39:52,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:52,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:52,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:52,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 21 conjunts are in the unsatisfiable core [2022-10-17 16:39:52,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:52,223 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-17 16:39:52,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:52,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 39 states and 45 transitions. [2022-10-17 16:39:52,365 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2022-10-17 16:39:52,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:39:52,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:52,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:52,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:52,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:39:52,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:52,517 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2022-10-17 16:39:52,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:52,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 40 states and 46 transitions. [2022-10-17 16:39:52,654 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2022-10-17 16:39:52,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:39:52,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:52,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:52,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:52,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:39:52,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:52,825 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 20 proven. 3 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2022-10-17 16:39:52,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:52,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 41 states and 47 transitions. [2022-10-17 16:39:52,985 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 47 transitions. [2022-10-17 16:39:52,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:39:52,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:52,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:53,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:53,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:39:53,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:53,166 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2022-10-17 16:39:53,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:53,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 42 states and 48 transitions. [2022-10-17 16:39:53,302 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 48 transitions. [2022-10-17 16:39:53,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:39:53,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:53,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:53,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:53,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:39:53,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:53,472 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 52 proven. 10 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2022-10-17 16:39:53,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:53,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 43 states and 49 transitions. [2022-10-17 16:39:53,618 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2022-10-17 16:39:53,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:39:53,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:53,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:53,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:53,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 16:39:53,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:53,809 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 74 proven. 15 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2022-10-17 16:39:53,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:53,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 44 states and 50 transitions. [2022-10-17 16:39:53,963 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 50 transitions. [2022-10-17 16:39:53,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:39:53,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:53,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:54,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:54,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:39:54,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:54,177 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 100 proven. 21 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2022-10-17 16:39:54,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:54,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 45 states and 51 transitions. [2022-10-17 16:39:54,322 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2022-10-17 16:39:54,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:39:54,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:54,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:54,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:54,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:39:54,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:54,538 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 130 proven. 28 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2022-10-17 16:39:54,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:54,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 46 states and 52 transitions. [2022-10-17 16:39:54,702 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 52 transitions. [2022-10-17 16:39:54,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:39:54,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:54,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:54,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:54,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:39:54,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:54,929 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 164 proven. 36 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2022-10-17 16:39:55,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:55,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 47 states and 53 transitions. [2022-10-17 16:39:55,084 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 53 transitions. [2022-10-17 16:39:55,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:39:55,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:55,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:55,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:55,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 16:39:55,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:55,299 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 202 proven. 45 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2022-10-17 16:39:55,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:55,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 48 states and 54 transitions. [2022-10-17 16:39:55,467 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 54 transitions. [2022-10-17 16:39:55,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:39:55,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:55,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:55,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:55,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 12 conjunts are in the unsatisfiable core [2022-10-17 16:39:55,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:55,681 INFO L134 CoverageAnalysis]: Checked inductivity of 745 backedges. 244 proven. 55 refuted. 0 times theorem prover too weak. 446 trivial. 0 not checked. [2022-10-17 16:39:55,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:55,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 49 states and 55 transitions. [2022-10-17 16:39:55,881 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 55 transitions. [2022-10-17 16:39:55,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:39:55,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:55,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:56,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:56,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 13 conjunts are in the unsatisfiable core [2022-10-17 16:39:56,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:56,104 INFO L134 CoverageAnalysis]: Checked inductivity of 847 backedges. 290 proven. 66 refuted. 0 times theorem prover too weak. 491 trivial. 0 not checked. [2022-10-17 16:39:56,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:56,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 50 states and 56 transitions. [2022-10-17 16:39:56,270 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 56 transitions. [2022-10-17 16:39:56,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:39:56,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:56,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:56,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:56,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 14 conjunts are in the unsatisfiable core [2022-10-17 16:39:56,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:56,516 INFO L134 CoverageAnalysis]: Checked inductivity of 958 backedges. 340 proven. 78 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2022-10-17 16:39:56,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:56,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 51 states and 57 transitions. [2022-10-17 16:39:56,732 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 57 transitions. [2022-10-17 16:39:56,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:39:56,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:56,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:56,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 15 conjunts are in the unsatisfiable core [2022-10-17 16:39:56,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:56,991 INFO L134 CoverageAnalysis]: Checked inductivity of 1078 backedges. 394 proven. 91 refuted. 0 times theorem prover too weak. 593 trivial. 0 not checked. [2022-10-17 16:39:57,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:57,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 52 states and 58 transitions. [2022-10-17 16:39:57,179 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 58 transitions. [2022-10-17 16:39:57,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-10-17 16:39:57,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:57,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:57,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:57,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 16 conjunts are in the unsatisfiable core [2022-10-17 16:39:57,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:57,443 INFO L134 CoverageAnalysis]: Checked inductivity of 1207 backedges. 452 proven. 105 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2022-10-17 16:39:57,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:57,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 53 states and 59 transitions. [2022-10-17 16:39:57,630 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 59 transitions. [2022-10-17 16:39:57,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-10-17 16:39:57,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:57,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:57,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:57,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 16:39:57,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:57,927 INFO L134 CoverageAnalysis]: Checked inductivity of 1345 backedges. 514 proven. 120 refuted. 0 times theorem prover too weak. 711 trivial. 0 not checked. [2022-10-17 16:39:58,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:58,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 54 states and 60 transitions. [2022-10-17 16:39:58,117 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 60 transitions. [2022-10-17 16:39:58,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-10-17 16:39:58,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:58,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:58,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:58,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 18 conjunts are in the unsatisfiable core [2022-10-17 16:39:58,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:58,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1492 backedges. 580 proven. 136 refuted. 0 times theorem prover too weak. 776 trivial. 0 not checked. [2022-10-17 16:39:58,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:58,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 55 states and 61 transitions. [2022-10-17 16:39:58,584 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 61 transitions. [2022-10-17 16:39:58,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-10-17 16:39:58,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:58,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:58,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:58,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 526 conjuncts, 19 conjunts are in the unsatisfiable core [2022-10-17 16:39:58,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:58,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1648 backedges. 650 proven. 153 refuted. 0 times theorem prover too weak. 845 trivial. 0 not checked. [2022-10-17 16:39:59,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:59,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 56 states and 62 transitions. [2022-10-17 16:39:59,088 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 62 transitions. [2022-10-17 16:39:59,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-10-17 16:39:59,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:59,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:59,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:59,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 538 conjuncts, 20 conjunts are in the unsatisfiable core [2022-10-17 16:39:59,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:59,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1813 backedges. 724 proven. 171 refuted. 0 times theorem prover too weak. 918 trivial. 0 not checked. [2022-10-17 16:39:59,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:59,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 57 states and 63 transitions. [2022-10-17 16:39:59,541 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 63 transitions. [2022-10-17 16:39:59,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-10-17 16:39:59,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:59,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:59,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:59,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 21 conjunts are in the unsatisfiable core [2022-10-17 16:39:59,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:59,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1987 backedges. 802 proven. 190 refuted. 0 times theorem prover too weak. 995 trivial. 0 not checked. [2022-10-17 16:40:00,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:00,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 58 states and 63 transitions. [2022-10-17 16:40:00,053 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 63 transitions. [2022-10-17 16:40:00,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-10-17 16:40:00,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:00,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:00,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:00,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 562 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:40:00,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:40:00,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2170 backedges. 886 proven. 1 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2022-10-17 16:40:00,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:00,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 59 states and 64 transitions. [2022-10-17 16:40:00,537 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 64 transitions. [2022-10-17 16:40:00,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-10-17 16:40:00,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:00,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:00,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:00,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 569 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:40:00,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:40:00,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2172 backedges. 886 proven. 3 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2022-10-17 16:40:01,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:01,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 60 states and 65 transitions. [2022-10-17 16:40:01,174 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 65 transitions. [2022-10-17 16:40:01,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:40:01,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:01,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:01,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:01,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:40:01,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:40:01,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2175 backedges. 886 proven. 6 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2022-10-17 16:40:01,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:01,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 61 states and 66 transitions. [2022-10-17 16:40:01,659 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 66 transitions. [2022-10-17 16:40:01,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-10-17 16:40:01,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:01,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:01,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:01,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 583 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:40:01,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:40:01,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2179 backedges. 886 proven. 10 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2022-10-17 16:40:02,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:02,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 62 states and 67 transitions. [2022-10-17 16:40:02,200 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 67 transitions. [2022-10-17 16:40:02,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-10-17 16:40:02,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:02,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:02,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:02,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 590 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 16:40:02,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:40:02,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2184 backedges. 886 proven. 15 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2022-10-17 16:40:02,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:02,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 63 states and 68 transitions. [2022-10-17 16:40:02,721 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 68 transitions. [2022-10-17 16:40:02,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-10-17 16:40:02,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:02,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:02,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:02,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:40:02,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:40:03,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2190 backedges. 886 proven. 21 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2022-10-17 16:40:03,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:03,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 64 states and 69 transitions. [2022-10-17 16:40:03,310 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 69 transitions. [2022-10-17 16:40:03,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-10-17 16:40:03,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:03,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:03,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:03,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 604 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:40:03,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:40:03,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2197 backedges. 886 proven. 28 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2022-10-17 16:40:03,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:03,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 65 states and 70 transitions. [2022-10-17 16:40:03,876 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 70 transitions. [2022-10-17 16:40:03,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-10-17 16:40:03,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:03,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:04,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:04,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 611 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 16:40:04,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:40:04,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2205 backedges. 886 proven. 36 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2022-10-17 16:40:04,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:04,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 66 states and 71 transitions. [2022-10-17 16:40:04,412 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 71 transitions. [2022-10-17 16:40:04,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-10-17 16:40:04,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:04,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:04,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:04,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 618 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 16:40:04,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:40:04,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2214 backedges. 886 proven. 45 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2022-10-17 16:40:04,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:05,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 67 states and 72 transitions. [2022-10-17 16:40:05,000 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 72 transitions. [2022-10-17 16:40:05,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-10-17 16:40:05,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:05,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:05,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:05,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 625 conjuncts, 12 conjunts are in the unsatisfiable core [2022-10-17 16:40:05,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:40:05,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2224 backedges. 886 proven. 55 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2022-10-17 16:40:05,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:05,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 68 states and 73 transitions. [2022-10-17 16:40:05,568 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 73 transitions. [2022-10-17 16:40:05,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:40:05,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:05,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:05,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:05,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 632 conjuncts, 13 conjunts are in the unsatisfiable core [2022-10-17 16:40:05,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:40:05,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2235 backedges. 886 proven. 66 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2022-10-17 16:40:06,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:06,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 69 states and 74 transitions. [2022-10-17 16:40:06,182 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 74 transitions. [2022-10-17 16:40:06,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-10-17 16:40:06,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:06,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:06,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:06,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 639 conjuncts, 14 conjunts are in the unsatisfiable core [2022-10-17 16:40:06,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:40:06,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2247 backedges. 886 proven. 78 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2022-10-17 16:40:06,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:06,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 70 states and 75 transitions. [2022-10-17 16:40:06,791 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 75 transitions. [2022-10-17 16:40:06,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-10-17 16:40:06,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:06,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:06,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:07,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 646 conjuncts, 15 conjunts are in the unsatisfiable core [2022-10-17 16:40:07,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:40:07,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2260 backedges. 886 proven. 91 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2022-10-17 16:40:07,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:07,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 71 states and 76 transitions. [2022-10-17 16:40:07,420 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 76 transitions. [2022-10-17 16:40:07,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-10-17 16:40:07,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:07,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:07,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:07,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 653 conjuncts, 16 conjunts are in the unsatisfiable core [2022-10-17 16:40:07,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:40:07,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2274 backedges. 886 proven. 105 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2022-10-17 16:40:07,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:07,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 72 states and 77 transitions. [2022-10-17 16:40:07,979 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 77 transitions. [2022-10-17 16:40:07,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 16:40:07,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:07,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:08,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:08,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 660 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 16:40:08,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:40:08,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2289 backedges. 886 proven. 120 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2022-10-17 16:40:08,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:08,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 73 states and 78 transitions. [2022-10-17 16:40:08,744 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 78 transitions. [2022-10-17 16:40:08,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:40:08,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:08,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:08,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:08,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 18 conjunts are in the unsatisfiable core [2022-10-17 16:40:08,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:40:09,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2305 backedges. 886 proven. 136 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2022-10-17 16:40:09,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:09,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 74 states and 79 transitions. [2022-10-17 16:40:09,487 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 79 transitions. [2022-10-17 16:40:09,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-10-17 16:40:09,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:09,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:09,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:09,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 19 conjunts are in the unsatisfiable core [2022-10-17 16:40:09,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:40:09,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2322 backedges. 886 proven. 153 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2022-10-17 16:40:10,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:10,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 75 states and 80 transitions. [2022-10-17 16:40:10,265 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 80 transitions. [2022-10-17 16:40:10,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-10-17 16:40:10,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:10,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:10,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:10,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 681 conjuncts, 20 conjunts are in the unsatisfiable core [2022-10-17 16:40:10,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:40:10,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2340 backedges. 886 proven. 171 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2022-10-17 16:40:10,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:10,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 76 states and 80 transitions. [2022-10-17 16:40:10,944 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 80 transitions. [2022-10-17 16:40:10,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 16:40:10,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:10,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms