./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/standard_init6_ground-2.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_179085f7-b747-4762-9bd7-d3436449863b/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179085f7-b747-4762-9bd7-d3436449863b/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_179085f7-b747-4762-9bd7-d3436449863b/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179085f7-b747-4762-9bd7-d3436449863b/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/standard_init6_ground-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179085f7-b747-4762-9bd7-d3436449863b/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_179085f7-b747-4762-9bd7-d3436449863b/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 388c926a79a6b5e7bef889b40d9a18e5c4aeb62f40be1f5a1ab2f0fe0344f6c1 --- 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 16:51:10,217 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:51:10,220 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:51:10,274 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:51:10,275 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:51:10,279 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:51:10,282 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:51:10,286 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:51:10,291 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:51:10,292 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:51:10,294 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:51:10,295 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:51:10,296 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:51:10,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:51:10,303 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:51:10,306 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:51:10,308 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:51:10,314 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:51:10,317 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:51:10,324 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:51:10,326 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:51:10,327 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:51:10,329 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:51:10,330 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:51:10,335 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:51:10,335 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:51:10,336 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:51:10,337 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:51:10,338 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:51:10,339 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:51:10,339 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:51:10,340 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:51:10,342 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:51:10,343 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:51:10,344 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:51:10,344 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:51:10,345 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:51:10,345 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:51:10,346 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:51:10,347 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:51:10,348 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:51:10,349 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179085f7-b747-4762-9bd7-d3436449863b/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:51:10,385 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:51:10,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:51:10,387 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:51:10,387 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:51:10,389 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:51:10,389 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:51:10,389 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:51:10,390 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:51:10,390 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:51:10,390 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:51:10,391 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:51:10,391 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:51:10,392 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:51:10,392 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:51:10,392 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:51:10,392 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:51:10,393 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:51:10,393 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:51:10,393 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:51:10,393 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:51:10,394 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:51:10,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:51:10,394 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:51:10,395 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:51:10,395 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:51:10,395 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:51:10,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:51:10,397 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:51:10,397 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_179085f7-b747-4762-9bd7-d3436449863b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179085f7-b747-4762-9bd7-d3436449863b/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 388c926a79a6b5e7bef889b40d9a18e5c4aeb62f40be1f5a1ab2f0fe0344f6c1 [2022-10-17 16:51:10,680 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:51:10,719 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:51:10,723 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:51:10,724 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:51:10,725 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:51:10,727 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179085f7-b747-4762-9bd7-d3436449863b/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/array-examples/standard_init6_ground-2.i [2022-10-17 16:51:10,800 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179085f7-b747-4762-9bd7-d3436449863b/bin/ukojak-92XMlrwhuB/data/3da22eba5/9fe58e6b73f9427bb591e89fb4e4c2d8/FLAGfe7661674 [2022-10-17 16:51:11,280 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:51:11,280 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179085f7-b747-4762-9bd7-d3436449863b/sv-benchmarks/c/array-examples/standard_init6_ground-2.i [2022-10-17 16:51:11,287 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179085f7-b747-4762-9bd7-d3436449863b/bin/ukojak-92XMlrwhuB/data/3da22eba5/9fe58e6b73f9427bb591e89fb4e4c2d8/FLAGfe7661674 [2022-10-17 16:51:11,653 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179085f7-b747-4762-9bd7-d3436449863b/bin/ukojak-92XMlrwhuB/data/3da22eba5/9fe58e6b73f9427bb591e89fb4e4c2d8 [2022-10-17 16:51:11,656 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:51:11,657 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:51:11,660 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:51:11,661 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:51:11,664 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:51:11,665 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:51:11" (1/1) ... [2022-10-17 16:51:11,668 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@478dc63a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:11, skipping insertion in model container [2022-10-17 16:51:11,668 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:51:11" (1/1) ... [2022-10-17 16:51:11,676 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:51:11,698 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:51:11,884 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_179085f7-b747-4762-9bd7-d3436449863b/sv-benchmarks/c/array-examples/standard_init6_ground-2.i[816,829] [2022-10-17 16:51:11,906 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:51:11,915 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:51:11,928 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_179085f7-b747-4762-9bd7-d3436449863b/sv-benchmarks/c/array-examples/standard_init6_ground-2.i[816,829] [2022-10-17 16:51:11,937 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:51:11,951 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:51:11,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:11 WrapperNode [2022-10-17 16:51:11,952 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:51:11,953 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:51:11,953 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:51:11,953 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:51:11,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:11" (1/1) ... [2022-10-17 16:51:11,969 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:11" (1/1) ... [2022-10-17 16:51:11,990 INFO L138 Inliner]: procedures = 15, calls = 17, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2022-10-17 16:51:11,990 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:51:11,991 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:51:11,991 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:51:11,992 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:51:12,001 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:11" (1/1) ... [2022-10-17 16:51:12,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:11" (1/1) ... [2022-10-17 16:51:12,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:11" (1/1) ... [2022-10-17 16:51:12,003 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:11" (1/1) ... [2022-10-17 16:51:12,009 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:11" (1/1) ... [2022-10-17 16:51:12,018 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:11" (1/1) ... [2022-10-17 16:51:12,019 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:11" (1/1) ... [2022-10-17 16:51:12,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:11" (1/1) ... [2022-10-17 16:51:12,029 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:51:12,030 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:51:12,030 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:51:12,031 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:51:12,038 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:11" (1/1) ... [2022-10-17 16:51:12,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:51:12,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179085f7-b747-4762-9bd7-d3436449863b/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:51:12,079 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179085f7-b747-4762-9bd7-d3436449863b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:51:12,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_179085f7-b747-4762-9bd7-d3436449863b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:51:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:51:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:51:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:51:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:51:12,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:51:12,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:51:12,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:51:12,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:51:12,191 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:51:12,193 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:51:12,351 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:51:12,392 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:51:12,392 INFO L300 CfgBuilder]: Removed 7 assume(true) statements. [2022-10-17 16:51:12,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:51:12 BoogieIcfgContainer [2022-10-17 16:51:12,395 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:51:12,396 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:51:12,396 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:51:12,413 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:51:12,413 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:51:12" (1/1) ... [2022-10-17 16:51:12,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:51:12,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:12,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 13 states and 20 transitions. [2022-10-17 16:51:12,526 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 20 transitions. [2022-10-17 16:51:12,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:51:12,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:12,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:12,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:12,818 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 16:51:12,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:12,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2022-10-17 16:51:12,924 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2022-10-17 16:51:12,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:51:12,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:12,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:12,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:13,004 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 16:51:13,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:13,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 15 states and 23 transitions. [2022-10-17 16:51:13,086 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 23 transitions. [2022-10-17 16:51:13,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:51:13,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:13,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:13,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:13,162 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 16:51:13,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:13,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2022-10-17 16:51:13,199 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2022-10-17 16:51:13,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:51:13,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:13,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:13,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:13,304 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:51:13,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:13,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2022-10-17 16:51:13,362 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2022-10-17 16:51:13,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:51:13,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:13,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:13,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:13,474 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:51:13,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:13,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2022-10-17 16:51:13,523 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2022-10-17 16:51:13,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:51:13,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:13,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:13,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:13,643 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 16:51:13,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:13,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 31 transitions. [2022-10-17 16:51:13,690 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 31 transitions. [2022-10-17 16:51:13,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:51:13,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:13,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:13,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:13,755 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 16:51:13,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:13,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 20 states and 33 transitions. [2022-10-17 16:51:13,777 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 33 transitions. [2022-10-17 16:51:13,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:51:13,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:13,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:13,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:13,843 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:51:13,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:13,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 21 states and 35 transitions. [2022-10-17 16:51:13,863 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2022-10-17 16:51:13,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:51:13,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:13,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:13,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:13,949 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:51:13,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:13,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 22 states and 37 transitions. [2022-10-17 16:51:13,965 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 37 transitions. [2022-10-17 16:51:13,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:51:13,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:13,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:13,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:14,020 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 16:51:14,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:14,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 23 states and 39 transitions. [2022-10-17 16:51:14,052 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 39 transitions. [2022-10-17 16:51:14,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:51:14,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:14,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:14,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:14,183 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 16:51:14,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:14,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 24 states and 41 transitions. [2022-10-17 16:51:14,218 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 41 transitions. [2022-10-17 16:51:14,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:51:14,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:14,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:14,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:14,312 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 16:51:14,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:14,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 25 states and 43 transitions. [2022-10-17 16:51:14,347 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 43 transitions. [2022-10-17 16:51:14,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:51:14,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:14,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:14,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:14,458 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:14,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:14,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 26 states and 44 transitions. [2022-10-17 16:51:14,528 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 44 transitions. [2022-10-17 16:51:14,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:51:14,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:14,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:14,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:14,625 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:14,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:14,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 27 states and 45 transitions. [2022-10-17 16:51:14,678 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 45 transitions. [2022-10-17 16:51:14,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:51:14,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:14,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:14,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:14,791 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:14,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:14,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 28 states and 46 transitions. [2022-10-17 16:51:14,843 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 46 transitions. [2022-10-17 16:51:14,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:51:14,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:14,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:14,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:15,003 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:15,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:15,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 47 transitions. [2022-10-17 16:51:15,072 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2022-10-17 16:51:15,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:51:15,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:15,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:15,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:15,224 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:15,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:15,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 48 transitions. [2022-10-17 16:51:15,288 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2022-10-17 16:51:15,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:51:15,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:15,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:15,433 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:15,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:15,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 31 states and 49 transitions. [2022-10-17 16:51:15,496 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 49 transitions. [2022-10-17 16:51:15,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:51:15,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:15,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:15,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:15,734 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:15,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:15,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 32 states and 50 transitions. [2022-10-17 16:51:15,816 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2022-10-17 16:51:15,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:51:15,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:15,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:15,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:15,971 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:16,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:16,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 33 states and 51 transitions. [2022-10-17 16:51:16,062 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 51 transitions. [2022-10-17 16:51:16,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:51:16,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:16,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:16,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:16,274 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:16,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:16,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 52 transitions. [2022-10-17 16:51:16,368 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 52 transitions. [2022-10-17 16:51:16,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:51:16,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:16,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:16,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:16,553 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:16,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:16,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 35 states and 53 transitions. [2022-10-17 16:51:16,645 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 53 transitions. [2022-10-17 16:51:16,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:51:16,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:16,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:16,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:16,830 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:16,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:16,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2022-10-17 16:51:16,917 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2022-10-17 16:51:16,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:51:16,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:16,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:16,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:17,189 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:17,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:17,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2022-10-17 16:51:17,285 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2022-10-17 16:51:17,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:51:17,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:17,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:17,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:17,509 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:17,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:17,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 38 states and 56 transitions. [2022-10-17 16:51:17,611 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 56 transitions. [2022-10-17 16:51:17,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:51:17,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:17,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:17,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:17,860 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:17,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:17,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2022-10-17 16:51:17,964 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2022-10-17 16:51:17,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:51:17,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:17,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:17,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:18,245 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:18,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:18,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 40 states and 58 transitions. [2022-10-17 16:51:18,363 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 58 transitions. [2022-10-17 16:51:18,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:51:18,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:18,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:18,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:18,629 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:18,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:18,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 41 states and 59 transitions. [2022-10-17 16:51:18,749 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 59 transitions. [2022-10-17 16:51:18,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:51:18,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:18,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:18,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:19,058 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:19,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:19,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 42 states and 60 transitions. [2022-10-17 16:51:19,173 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 60 transitions. [2022-10-17 16:51:19,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:51:19,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:19,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:19,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:19,496 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:19,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:19,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 43 states and 61 transitions. [2022-10-17 16:51:19,635 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2022-10-17 16:51:19,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:51:19,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:19,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:19,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:19,912 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:20,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:20,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 44 states and 62 transitions. [2022-10-17 16:51:20,033 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 62 transitions. [2022-10-17 16:51:20,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:51:20,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:20,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:20,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:20,330 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:20,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:20,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 45 states and 63 transitions. [2022-10-17 16:51:20,463 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2022-10-17 16:51:20,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:51:20,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:20,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:20,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:20,787 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:20,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:20,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2022-10-17 16:51:20,925 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2022-10-17 16:51:20,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:51:20,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:20,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:20,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:21,245 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:21,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:21,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2022-10-17 16:51:21,385 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2022-10-17 16:51:21,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:51:21,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:21,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:21,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:21,753 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:21,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:21,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2022-10-17 16:51:21,888 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2022-10-17 16:51:21,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:51:21,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:21,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:21,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:22,234 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:22,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:22,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2022-10-17 16:51:22,376 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2022-10-17 16:51:22,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:51:22,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:22,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:22,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:22,749 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:22,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:22,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2022-10-17 16:51:22,891 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2022-10-17 16:51:22,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:51:22,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:22,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:22,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:23,298 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:23,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:23,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2022-10-17 16:51:23,462 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2022-10-17 16:51:23,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:51:23,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:23,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:23,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:23,844 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:24,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:24,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2022-10-17 16:51:24,001 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2022-10-17 16:51:24,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:51:24,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:24,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:24,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:24,389 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:24,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:24,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 71 transitions. [2022-10-17 16:51:24,533 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2022-10-17 16:51:24,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:51:24,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:24,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:24,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:24,982 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:25,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:25,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 72 transitions. [2022-10-17 16:51:25,143 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2022-10-17 16:51:25,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:51:25,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:25,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:25,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:25,586 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:25,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:25,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 55 states and 73 transitions. [2022-10-17 16:51:25,749 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 73 transitions. [2022-10-17 16:51:25,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:51:25,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:25,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:25,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:26,264 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:26,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:26,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 56 states and 74 transitions. [2022-10-17 16:51:26,434 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2022-10-17 16:51:26,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:51:26,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:26,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:26,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:26,953 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:27,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:27,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2022-10-17 16:51:27,108 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2022-10-17 16:51:27,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:51:27,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:27,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:27,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:27,593 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:27,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:27,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 58 states and 76 transitions. [2022-10-17 16:51:27,762 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 76 transitions. [2022-10-17 16:51:27,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:51:27,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:27,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:27,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:28,234 INFO L134 CoverageAnalysis]: Checked inductivity of 645 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:28,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:28,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 59 states and 77 transitions. [2022-10-17 16:51:28,398 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 77 transitions. [2022-10-17 16:51:28,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:51:28,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:28,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:28,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:28,881 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:29,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:29,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 78 transitions. [2022-10-17 16:51:29,050 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2022-10-17 16:51:29,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:51:29,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:29,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:29,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:29,725 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:29,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:29,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 61 states and 79 transitions. [2022-10-17 16:51:29,907 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 79 transitions. [2022-10-17 16:51:29,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:51:29,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:29,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:29,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:30,436 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:30,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:30,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 62 states and 80 transitions. [2022-10-17 16:51:30,630 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 80 transitions. [2022-10-17 16:51:30,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:51:30,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:30,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:30,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:31,201 INFO L134 CoverageAnalysis]: Checked inductivity of 795 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:31,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:31,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 81 transitions. [2022-10-17 16:51:31,396 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2022-10-17 16:51:31,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:51:31,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:31,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:31,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:31,980 INFO L134 CoverageAnalysis]: Checked inductivity of 835 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:32,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:32,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 64 states and 82 transitions. [2022-10-17 16:51:32,184 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2022-10-17 16:51:32,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:51:32,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:32,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:32,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:32,769 INFO L134 CoverageAnalysis]: Checked inductivity of 876 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:32,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:32,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 65 states and 83 transitions. [2022-10-17 16:51:32,962 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 83 transitions. [2022-10-17 16:51:32,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:51:32,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:32,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:33,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:33,570 INFO L134 CoverageAnalysis]: Checked inductivity of 918 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:33,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:33,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 66 states and 84 transitions. [2022-10-17 16:51:33,771 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 84 transitions. [2022-10-17 16:51:33,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:51:33,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:33,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:33,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:34,394 INFO L134 CoverageAnalysis]: Checked inductivity of 961 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:34,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:34,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 67 states and 85 transitions. [2022-10-17 16:51:34,598 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 85 transitions. [2022-10-17 16:51:34,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:51:34,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:34,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:34,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:35,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1005 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:35,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:35,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 68 states and 86 transitions. [2022-10-17 16:51:35,440 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 86 transitions. [2022-10-17 16:51:35,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:51:35,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:35,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:35,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:36,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1050 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:36,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:36,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 69 states and 87 transitions. [2022-10-17 16:51:36,285 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 87 transitions. [2022-10-17 16:51:36,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:51:36,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:36,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:36,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:37,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1096 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:37,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:37,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 70 states and 88 transitions. [2022-10-17 16:51:37,314 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 88 transitions. [2022-10-17 16:51:37,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:51:37,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:37,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:37,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:38,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1143 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:51:38,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:38,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 71 states and 89 transitions. [2022-10-17 16:51:38,243 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 89 transitions. [2022-10-17 16:51:38,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:51:38,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:38,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:38,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:38,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1191 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked.