./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label08.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b83d519-0481-4f19-8ab3-0392324c88c3/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b83d519-0481-4f19-8ab3-0392324c88c3/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b83d519-0481-4f19-8ab3-0392324c88c3/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b83d519-0481-4f19-8ab3-0392324c88c3/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label08.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b83d519-0481-4f19-8ab3-0392324c88c3/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b83d519-0481-4f19-8ab3-0392324c88c3/bin/ukojak-LBtLqBUTdQ --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 2b164c8a6d888b02829fcf47aa29b65b3f70721fb3d5c6d11e211a49d8b59e83 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:35:16,142 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:35:16,146 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:35:16,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:35:16,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:35:16,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:35:16,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:35:16,220 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:35:16,222 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:35:16,224 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:35:16,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:35:16,227 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:35:16,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:35:16,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:35:16,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:35:16,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:35:16,235 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:35:16,237 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:35:16,240 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:35:16,243 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:35:16,246 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:35:16,253 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:35:16,254 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:35:16,259 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:35:16,264 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:35:16,269 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:35:16,270 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:35:16,272 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:35:16,273 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:35:16,274 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:35:16,276 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:35:16,277 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:35:16,279 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:35:16,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:35:16,283 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:35:16,283 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:35:16,284 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:35:16,285 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:35:16,285 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:35:16,286 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:35:16,287 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:35:16,288 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b83d519-0481-4f19-8ab3-0392324c88c3/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:35:16,344 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:35:16,344 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:35:16,350 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:35:16,350 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:35:16,351 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:35:16,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:35:16,352 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:35:16,353 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:35:16,353 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:35:16,353 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:35:16,355 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:35:16,362 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:35:16,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:35:16,363 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:35:16,363 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:35:16,363 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:35:16,364 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:35:16,364 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:35:16,364 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:35:16,365 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:35:16,365 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:35:16,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:35:16,366 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:35:16,366 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:35:16,366 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:35:16,366 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:35:16,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:35:16,367 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:35:16,367 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_8b83d519-0481-4f19-8ab3-0392324c88c3/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b83d519-0481-4f19-8ab3-0392324c88c3/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b164c8a6d888b02829fcf47aa29b65b3f70721fb3d5c6d11e211a49d8b59e83 [2021-11-23 00:35:16,727 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:35:16,770 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:35:16,774 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:35:16,775 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:35:16,777 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:35:16,779 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b83d519-0481-4f19-8ab3-0392324c88c3/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/eca-rers2012/Problem01_label08.c [2021-11-23 00:35:16,882 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b83d519-0481-4f19-8ab3-0392324c88c3/bin/ukojak-LBtLqBUTdQ/data/a129edd4f/5b9c10c89e374078a0100cc46dec4ee5/FLAGe9e91d764 [2021-11-23 00:35:17,535 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:35:17,535 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b83d519-0481-4f19-8ab3-0392324c88c3/sv-benchmarks/c/eca-rers2012/Problem01_label08.c [2021-11-23 00:35:17,550 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b83d519-0481-4f19-8ab3-0392324c88c3/bin/ukojak-LBtLqBUTdQ/data/a129edd4f/5b9c10c89e374078a0100cc46dec4ee5/FLAGe9e91d764 [2021-11-23 00:35:17,786 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b83d519-0481-4f19-8ab3-0392324c88c3/bin/ukojak-LBtLqBUTdQ/data/a129edd4f/5b9c10c89e374078a0100cc46dec4ee5 [2021-11-23 00:35:17,789 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:35:17,790 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:35:17,799 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:35:17,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:35:17,803 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:35:17,804 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:35:17" (1/1) ... [2021-11-23 00:35:17,805 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63561bd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:17, skipping insertion in model container [2021-11-23 00:35:17,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:35:17" (1/1) ... [2021-11-23 00:35:17,814 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:35:17,884 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:35:18,307 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_8b83d519-0481-4f19-8ab3-0392324c88c3/sv-benchmarks/c/eca-rers2012/Problem01_label08.c[19599,19612] [2021-11-23 00:35:18,358 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:35:18,372 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:35:18,466 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_8b83d519-0481-4f19-8ab3-0392324c88c3/sv-benchmarks/c/eca-rers2012/Problem01_label08.c[19599,19612] [2021-11-23 00:35:18,490 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:35:18,509 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:35:18,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:18 WrapperNode [2021-11-23 00:35:18,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:35:18,511 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:35:18,512 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:35:18,514 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:35:18,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:18" (1/1) ... [2021-11-23 00:35:18,562 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:18" (1/1) ... [2021-11-23 00:35:18,680 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 657 [2021-11-23 00:35:18,683 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:35:18,684 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:35:18,684 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:35:18,684 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:35:18,693 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:18" (1/1) ... [2021-11-23 00:35:18,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:18" (1/1) ... [2021-11-23 00:35:18,701 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:18" (1/1) ... [2021-11-23 00:35:18,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:18" (1/1) ... [2021-11-23 00:35:18,737 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:18" (1/1) ... [2021-11-23 00:35:18,748 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:18" (1/1) ... [2021-11-23 00:35:18,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:18" (1/1) ... [2021-11-23 00:35:18,777 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:35:18,780 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:35:18,780 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:35:18,780 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:35:18,781 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:18" (1/1) ... [2021-11-23 00:35:18,789 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:35:18,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b83d519-0481-4f19-8ab3-0392324c88c3/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:35:18,814 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b83d519-0481-4f19-8ab3-0392324c88c3/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:35:18,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b83d519-0481-4f19-8ab3-0392324c88c3/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:35:18,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:35:18,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:35:18,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:35:18,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:35:18,993 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:35:18,995 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:35:20,077 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:35:20,321 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:35:20,321 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:35:20,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:35:20 BoogieIcfgContainer [2021-11-23 00:35:20,326 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:35:20,328 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:35:20,328 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:35:20,339 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:35:20,340 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:35:20" (1/1) ... [2021-11-23 00:35:20,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:35:20,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:20,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2021-11-23 00:35:20,473 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2021-11-23 00:35:20,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:35:20,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:20,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:20,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:20,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:21,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:21,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 145 states and 219 transitions. [2021-11-23 00:35:21,553 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 219 transitions. [2021-11-23 00:35:21,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:35:21,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:21,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:21,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:21,769 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:35:22,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:22,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 146 states and 220 transitions. [2021-11-23 00:35:22,089 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 220 transitions. [2021-11-23 00:35:22,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:35:22,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:22,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:22,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:22,178 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:22,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:22,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 151 states and 227 transitions. [2021-11-23 00:35:22,274 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 227 transitions. [2021-11-23 00:35:22,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:35:22,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:22,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:22,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:22,515 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:23,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:23,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 226 states and 305 transitions. [2021-11-23 00:35:23,386 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 305 transitions. [2021-11-23 00:35:23,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:35:23,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:23,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:23,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:23,488 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:23,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:23,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 227 states and 307 transitions. [2021-11-23 00:35:23,602 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 307 transitions. [2021-11-23 00:35:23,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:35:23,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:23,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:23,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:23,667 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:23,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:23,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 230 states and 310 transitions. [2021-11-23 00:35:23,708 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 310 transitions. [2021-11-23 00:35:23,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:35:23,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:23,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:23,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:23,799 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:35:24,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:24,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 238 states and 323 transitions. [2021-11-23 00:35:24,183 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 323 transitions. [2021-11-23 00:35:24,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:35:24,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:24,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:24,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:24,238 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:35:24,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:24,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 243 states and 328 transitions. [2021-11-23 00:35:24,385 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 328 transitions. [2021-11-23 00:35:24,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:35:24,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:24,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:24,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:24,421 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:24,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:24,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 249 states and 335 transitions. [2021-11-23 00:35:24,561 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 335 transitions. [2021-11-23 00:35:24,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:35:24,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:24,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:24,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:24,593 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:35:24,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:24,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 252 states and 337 transitions. [2021-11-23 00:35:24,649 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 337 transitions. [2021-11-23 00:35:24,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 00:35:24,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:24,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:24,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:24,701 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:35:25,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:25,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 261 states and 352 transitions. [2021-11-23 00:35:25,203 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 352 transitions. [2021-11-23 00:35:25,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 00:35:25,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:25,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:25,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:25,235 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:35:25,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:25,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 266 states and 357 transitions. [2021-11-23 00:35:25,270 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 357 transitions. [2021-11-23 00:35:25,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 00:35:25,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:25,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:25,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:25,339 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:35:25,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:25,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 270 states and 362 transitions. [2021-11-23 00:35:25,542 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 362 transitions. [2021-11-23 00:35:25,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:35:25,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:25,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:25,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:25,625 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:35:25,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:25,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 279 states and 373 transitions. [2021-11-23 00:35:25,932 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 373 transitions. [2021-11-23 00:35:25,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:35:25,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:25,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:25,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:25,982 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:26,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:26,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 296 states and 392 transitions. [2021-11-23 00:35:26,181 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 392 transitions. [2021-11-23 00:35:26,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:35:26,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:26,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:26,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:26,330 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:35:27,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:27,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 311 states and 413 transitions. [2021-11-23 00:35:27,147 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 413 transitions. [2021-11-23 00:35:27,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:35:27,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:27,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:27,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:27,195 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:35:27,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:27,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 316 states and 418 transitions. [2021-11-23 00:35:27,378 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 418 transitions. [2021-11-23 00:35:27,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:35:27,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:27,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:27,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:27,429 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:35:27,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:27,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 331 states and 434 transitions. [2021-11-23 00:35:27,636 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 434 transitions. [2021-11-23 00:35:27,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 00:35:27,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:27,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:27,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:27,701 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:35:27,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:27,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 345 states and 448 transitions. [2021-11-23 00:35:27,942 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 448 transitions. [2021-11-23 00:35:27,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 00:35:27,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:27,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:27,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:27,997 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:35:28,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:28,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 359 states and 462 transitions. [2021-11-23 00:35:28,264 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 462 transitions. [2021-11-23 00:35:28,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:35:28,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:28,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:28,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:28,329 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:35:28,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:28,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 362 states and 466 transitions. [2021-11-23 00:35:28,396 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 466 transitions. [2021-11-23 00:35:28,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:35:28,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:28,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:28,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:28,598 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:30,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:30,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 407 states and 526 transitions. [2021-11-23 00:35:30,215 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 526 transitions. [2021-11-23 00:35:30,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:35:30,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:30,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:30,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:30,264 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:30,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:30,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 426 states and 548 transitions. [2021-11-23 00:35:30,444 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 548 transitions. [2021-11-23 00:35:30,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 00:35:30,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:30,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:30,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:30,509 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:35:30,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:30,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 428 states and 550 transitions. [2021-11-23 00:35:30,689 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 550 transitions. [2021-11-23 00:35:30,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 00:35:30,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:30,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:30,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:30,756 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:35:30,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:30,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 430 states and 551 transitions. [2021-11-23 00:35:30,964 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 551 transitions. [2021-11-23 00:35:30,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 00:35:30,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:30,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:30,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:31,024 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:35:31,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:31,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 444 states and 565 transitions. [2021-11-23 00:35:31,126 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 565 transitions. [2021-11-23 00:35:31,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 00:35:31,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:31,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:31,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:31,171 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:31,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:31,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 452 states and 576 transitions. [2021-11-23 00:35:31,242 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 576 transitions. [2021-11-23 00:35:31,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 00:35:31,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:31,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:31,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:31,345 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:35:32,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:32,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 492 states and 619 transitions. [2021-11-23 00:35:32,266 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 619 transitions. [2021-11-23 00:35:32,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 00:35:32,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:32,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:32,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:32,332 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:35:32,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:32,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 520 states and 646 transitions. [2021-11-23 00:35:32,884 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 646 transitions. [2021-11-23 00:35:32,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 00:35:32,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:32,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:32,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:32,931 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:35:33,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:33,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 525 states and 652 transitions. [2021-11-23 00:35:33,111 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 652 transitions. [2021-11-23 00:35:33,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-23 00:35:33,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:33,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:33,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:33,217 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:33,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:33,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 528 states and 656 transitions. [2021-11-23 00:35:33,525 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 656 transitions. [2021-11-23 00:35:33,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 00:35:33,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:33,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:33,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:33,589 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:33,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:33,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 530 states and 659 transitions. [2021-11-23 00:35:33,810 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 659 transitions. [2021-11-23 00:35:33,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-23 00:35:33,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:33,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:33,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:33,860 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:35:34,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:34,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 533 states and 662 transitions. [2021-11-23 00:35:34,009 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 662 transitions. [2021-11-23 00:35:34,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-23 00:35:34,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:34,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:34,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:34,109 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:35:34,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:34,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 535 states and 663 transitions. [2021-11-23 00:35:34,288 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 663 transitions. [2021-11-23 00:35:34,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-23 00:35:34,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:34,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:34,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:34,358 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:35:34,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:34,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 537 states and 666 transitions. [2021-11-23 00:35:34,568 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 666 transitions. [2021-11-23 00:35:34,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-23 00:35:34,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:34,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:34,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:34,616 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:35:34,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:34,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 540 states and 670 transitions. [2021-11-23 00:35:34,670 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 670 transitions. [2021-11-23 00:35:34,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-23 00:35:34,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:34,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:34,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:34,718 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:35:34,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:34,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 543 states and 672 transitions. [2021-11-23 00:35:34,867 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 672 transitions. [2021-11-23 00:35:34,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-23 00:35:34,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:34,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:34,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:34,978 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:35,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:35,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 563 states and 693 transitions. [2021-11-23 00:35:35,248 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 693 transitions. [2021-11-23 00:35:35,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 00:35:35,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:35,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:35,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:35,453 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:35:36,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:36,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 702 states and 842 transitions. [2021-11-23 00:35:36,561 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 842 transitions. [2021-11-23 00:35:36,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 00:35:36,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:36,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:36,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:36,625 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:35:36,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:36,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 704 states and 849 transitions. [2021-11-23 00:35:36,896 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 849 transitions. [2021-11-23 00:35:36,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-23 00:35:36,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:36,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:36,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:36,971 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:35:37,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:37,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 726 states and 872 transitions. [2021-11-23 00:35:37,520 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 872 transitions. [2021-11-23 00:35:37,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-23 00:35:37,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:37,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:37,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:37,599 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:35:37,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:37,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 745 states and 891 transitions. [2021-11-23 00:35:37,881 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 891 transitions. [2021-11-23 00:35:37,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-23 00:35:37,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:37,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:37,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:37,948 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:35:38,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:38,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 747 states and 892 transitions. [2021-11-23 00:35:38,172 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 892 transitions. [2021-11-23 00:35:38,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-23 00:35:38,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:38,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:38,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:38,242 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:35:38,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:38,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 749 states and 898 transitions. [2021-11-23 00:35:38,669 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 898 transitions. [2021-11-23 00:35:38,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-23 00:35:38,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:38,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:38,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:38,733 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:35:39,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:39,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 811 states and 963 transitions. [2021-11-23 00:35:39,560 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 963 transitions. [2021-11-23 00:35:39,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-23 00:35:39,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:39,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:39,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:39,623 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:35:39,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:39,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 836 states and 989 transitions. [2021-11-23 00:35:39,978 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 989 transitions. [2021-11-23 00:35:39,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-23 00:35:39,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:39,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:40,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:40,061 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:35:40,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:40,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 842 states and 995 transitions. [2021-11-23 00:35:40,277 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 995 transitions. [2021-11-23 00:35:40,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-23 00:35:40,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:40,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:40,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:40,620 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 104 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:42,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:42,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 902 states and 1077 transitions. [2021-11-23 00:35:42,426 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1077 transitions. [2021-11-23 00:35:42,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-23 00:35:42,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:42,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:42,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:42,556 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 104 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:43,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:43,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 937 states and 1113 transitions. [2021-11-23 00:35:43,973 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1113 transitions. [2021-11-23 00:35:43,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-23 00:35:43,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:43,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:44,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:44,100 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:35:44,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:44,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 984 states and 1169 transitions. [2021-11-23 00:35:44,692 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1169 transitions. [2021-11-23 00:35:44,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-23 00:35:44,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:44,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:44,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:44,781 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:35:44,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:44,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 986 states and 1170 transitions. [2021-11-23 00:35:44,968 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1170 transitions. [2021-11-23 00:35:44,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-23 00:35:44,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:44,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:45,420 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 63 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:46,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:46,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1076 states and 1266 transitions. [2021-11-23 00:35:46,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1266 transitions. [2021-11-23 00:35:46,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-23 00:35:46,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:46,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:46,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:47,283 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 117 proven. 89 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:35:50,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:50,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1119 states and 1320 transitions. [2021-11-23 00:35:50,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1320 transitions. [2021-11-23 00:35:50,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-23 00:35:50,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:50,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:50,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:50,310 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 117 proven. 89 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:35:51,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:51,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 1123 states and 1323 transitions. [2021-11-23 00:35:51,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1323 transitions. [2021-11-23 00:35:51,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-23 00:35:51,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:51,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:51,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:51,152 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 117 proven. 89 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:35:51,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:51,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1125 states and 1324 transitions. [2021-11-23 00:35:51,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1324 transitions. [2021-11-23 00:35:51,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-23 00:35:51,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:51,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:51,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:51,746 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:35:54,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:54,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1177 states and 1390 transitions. [2021-11-23 00:35:54,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1390 transitions. [2021-11-23 00:35:54,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-23 00:35:54,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:54,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:54,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:54,368 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:35:55,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:55,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 1195 states and 1410 transitions. [2021-11-23 00:35:55,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1410 transitions. [2021-11-23 00:35:55,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-23 00:35:55,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:55,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:55,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:55,314 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:35:55,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:55,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 1197 states and 1411 transitions. [2021-11-23 00:35:55,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1411 transitions. [2021-11-23 00:35:55,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-23 00:35:55,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:55,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:55,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:55,998 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:35:56,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:56,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 1199 states and 1412 transitions. [2021-11-23 00:35:56,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1412 transitions. [2021-11-23 00:35:56,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-23 00:35:56,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:56,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:56,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:56,647 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-23 00:35:57,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:57,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 1201 states and 1416 transitions. [2021-11-23 00:35:57,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1416 transitions. [2021-11-23 00:35:57,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-11-23 00:35:57,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:57,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:57,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:57,567 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 121 proven. 64 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:36:00,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:00,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1329 states and 1570 transitions. [2021-11-23 00:36:00,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1570 transitions. [2021-11-23 00:36:00,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-23 00:36:00,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:00,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:00,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:00,869 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 37 proven. 172 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:36:03,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:03,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 1446 states and 1708 transitions. [2021-11-23 00:36:03,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1446 states and 1708 transitions. [2021-11-23 00:36:03,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-23 00:36:03,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:03,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:03,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:03,705 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 176 proven. 94 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:36:04,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:04,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1462 states and 1726 transitions. [2021-11-23 00:36:04,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states and 1726 transitions. [2021-11-23 00:36:04,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2021-11-23 00:36:04,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:04,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:04,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:04,628 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-23 00:36:05,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:05,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1826 states to 1557 states and 1826 transitions. [2021-11-23 00:36:05,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 1826 transitions. [2021-11-23 00:36:06,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2021-11-23 00:36:06,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:06,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:06,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:06,118 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 198 proven. 111 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:36:06,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:06,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1570 states and 1842 transitions. [2021-11-23 00:36:06,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 1842 transitions. [2021-11-23 00:36:06,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2021-11-23 00:36:06,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:06,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:06,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:06,699 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 66 proven. 201 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 00:36:10,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:10,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1936 states to 1656 states and 1936 transitions. [2021-11-23 00:36:10,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 1936 transitions. [2021-11-23 00:36:10,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-23 00:36:10,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:10,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:10,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:11,011 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-23 00:36:12,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:12,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 1690 states and 1975 transitions. [2021-11-23 00:36:12,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1690 states and 1975 transitions. [2021-11-23 00:36:12,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-23 00:36:12,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:12,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:12,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:12,153 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-23 00:36:13,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:13,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 1709 states and 1995 transitions. [2021-11-23 00:36:13,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 1995 transitions. [2021-11-23 00:36:13,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-23 00:36:13,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:13,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:13,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:13,846 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-23 00:36:14,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:14,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1998 states to 1712 states and 1998 transitions. [2021-11-23 00:36:14,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1712 states and 1998 transitions. [2021-11-23 00:36:14,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-23 00:36:14,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:14,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:14,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:14,492 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-23 00:36:14,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:14,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 1714 states and 1999 transitions. [2021-11-23 00:36:14,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1714 states and 1999 transitions. [2021-11-23 00:36:14,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-23 00:36:14,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:14,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:15,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:15,057 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-23 00:36:16,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:16,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2014 states to 1730 states and 2014 transitions. [2021-11-23 00:36:16,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 2014 transitions. [2021-11-23 00:36:16,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-23 00:36:16,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:16,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:16,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:16,164 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-23 00:36:16,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:16,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2015 states to 1732 states and 2015 transitions. [2021-11-23 00:36:16,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 2015 transitions. [2021-11-23 00:36:16,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-23 00:36:16,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:16,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:16,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:16,775 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-23 00:36:17,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:17,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2016 states to 1734 states and 2016 transitions. [2021-11-23 00:36:17,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2016 transitions. [2021-11-23 00:36:17,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-11-23 00:36:17,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:17,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:17,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:17,322 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 66 proven. 208 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 00:36:18,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:18,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2039 states to 1759 states and 2039 transitions. [2021-11-23 00:36:18,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 2039 transitions. [2021-11-23 00:36:18,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-11-23 00:36:18,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:18,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:18,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:18,584 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 287 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 00:36:19,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:19,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 1774 states and 2062 transitions. [2021-11-23 00:36:19,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 2062 transitions. [2021-11-23 00:36:19,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-11-23 00:36:19,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:19,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:19,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:19,990 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 130 proven. 138 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:36:20,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:20,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2073 states to 1784 states and 2073 transitions. [2021-11-23 00:36:20,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 2073 transitions. [2021-11-23 00:36:20,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 00:36:20,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:20,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:20,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:20,808 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 66 proven. 211 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 00:36:21,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:21,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 1787 states and 2077 transitions. [2021-11-23 00:36:21,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 2077 transitions. [2021-11-23 00:36:21,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 00:36:21,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:21,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:21,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:21,090 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 00:36:26,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:26,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 1845 states and 2157 transitions. [2021-11-23 00:36:26,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 2157 transitions. [2021-11-23 00:36:26,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 00:36:26,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:26,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:26,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:26,135 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 00:36:26,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:26,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 1854 states and 2165 transitions. [2021-11-23 00:36:26,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 2165 transitions. [2021-11-23 00:36:26,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 00:36:26,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:26,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:26,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:26,995 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-23 00:36:27,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:27,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 1942 states and 2256 transitions. [2021-11-23 00:36:27,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1942 states and 2256 transitions. [2021-11-23 00:36:27,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 00:36:27,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:27,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:27,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:27,919 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2021-11-23 00:36:28,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:28,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 1944 states and 2256 transitions. [2021-11-23 00:36:28,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1944 states and 2256 transitions. [2021-11-23 00:36:28,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 00:36:28,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:28,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:28,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:28,311 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2021-11-23 00:36:28,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:28,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 1946 states and 2256 transitions. [2021-11-23 00:36:28,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 2256 transitions. [2021-11-23 00:36:28,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 00:36:28,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:28,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:28,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:28,795 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2021-11-23 00:36:29,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:29,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 1948 states and 2256 transitions. [2021-11-23 00:36:29,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1948 states and 2256 transitions. [2021-11-23 00:36:29,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 00:36:29,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:29,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:29,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:29,068 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 00:36:30,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:30,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2309 states to 1994 states and 2309 transitions. [2021-11-23 00:36:30,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 2309 transitions. [2021-11-23 00:36:30,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 00:36:30,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:30,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:30,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:30,841 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 00:36:31,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:31,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2311 states to 1997 states and 2311 transitions. [2021-11-23 00:36:31,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 2311 transitions. [2021-11-23 00:36:31,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-23 00:36:31,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:31,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:31,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:31,338 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 136 proven. 138 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:36:32,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:32,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 2004 states and 2323 transitions. [2021-11-23 00:36:32,205 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2323 transitions. [2021-11-23 00:36:32,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-23 00:36:32,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:32,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:32,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:32,345 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 136 proven. 138 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:36:34,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:34,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2336 states to 2015 states and 2336 transitions. [2021-11-23 00:36:34,485 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 2336 transitions. [2021-11-23 00:36:34,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-23 00:36:34,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:34,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:34,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:34,641 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 136 proven. 138 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:36:34,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:34,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2337 states to 2017 states and 2337 transitions. [2021-11-23 00:36:34,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2017 states and 2337 transitions. [2021-11-23 00:36:34,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-23 00:36:34,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:34,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:34,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:34,941 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 67 proven. 215 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 00:36:35,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:35,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2346 states to 2023 states and 2346 transitions. [2021-11-23 00:36:35,485 INFO L276 IsEmpty]: Start isEmpty. Operand 2023 states and 2346 transitions. [2021-11-23 00:36:35,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-23 00:36:35,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:35,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:35,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:35,625 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 67 proven. 215 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 00:36:37,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:37,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2385 states to 2058 states and 2385 transitions. [2021-11-23 00:36:37,048 INFO L276 IsEmpty]: Start isEmpty. Operand 2058 states and 2385 transitions. [2021-11-23 00:36:37,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-11-23 00:36:37,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:37,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:37,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:37,391 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 300 proven. 116 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:36:39,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:39,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2430 states to 2099 states and 2430 transitions. [2021-11-23 00:36:39,136 INFO L276 IsEmpty]: Start isEmpty. Operand 2099 states and 2430 transitions. [2021-11-23 00:36:39,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-11-23 00:36:39,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:39,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:39,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:39,269 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 69 proven. 246 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2021-11-23 00:36:39,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:39,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2466 states to 2130 states and 2466 transitions. [2021-11-23 00:36:39,971 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 2466 transitions. [2021-11-23 00:36:39,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-11-23 00:36:39,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:39,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:40,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:40,113 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 69 proven. 250 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-11-23 00:36:40,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:40,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2468 states to 2132 states and 2468 transitions. [2021-11-23 00:36:40,297 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 2468 transitions. [2021-11-23 00:36:40,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-23 00:36:40,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:40,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:40,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:40,361 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 00:36:41,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:41,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2480 states to 2142 states and 2480 transitions. [2021-11-23 00:36:41,004 INFO L276 IsEmpty]: Start isEmpty. Operand 2142 states and 2480 transitions. [2021-11-23 00:36:41,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-23 00:36:41,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:41,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:41,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:41,085 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 00:36:41,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:41,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2485 states to 2147 states and 2485 transitions. [2021-11-23 00:36:41,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2147 states and 2485 transitions. [2021-11-23 00:36:41,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-23 00:36:41,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:41,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:41,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:41,639 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 00:36:42,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:42,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2490 states to 2152 states and 2490 transitions. [2021-11-23 00:36:42,217 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 2490 transitions. [2021-11-23 00:36:42,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-23 00:36:42,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:42,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:42,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:43,017 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 414 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:50,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:50,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2681 states to 2332 states and 2681 transitions. [2021-11-23 00:36:50,072 INFO L276 IsEmpty]: Start isEmpty. Operand 2332 states and 2681 transitions. [2021-11-23 00:36:50,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2021-11-23 00:36:50,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:50,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:50,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:50,177 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 57 proven. 277 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-11-23 00:36:50,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:50,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2681 states to 2333 states and 2681 transitions. [2021-11-23 00:36:50,292 INFO L276 IsEmpty]: Start isEmpty. Operand 2333 states and 2681 transitions. [2021-11-23 00:36:50,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-11-23 00:36:50,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:50,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:50,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:50,398 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2021-11-23 00:36:50,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:50,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2681 states to 2334 states and 2681 transitions. [2021-11-23 00:36:50,451 INFO L276 IsEmpty]: Start isEmpty. Operand 2334 states and 2681 transitions. [2021-11-23 00:36:50,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2021-11-23 00:36:50,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:50,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:50,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:50,572 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2021-11-23 00:36:50,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:50,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2605 states to 2262 states and 2605 transitions. [2021-11-23 00:36:50,626 INFO L276 IsEmpty]: Start isEmpty. Operand 2262 states and 2605 transitions. [2021-11-23 00:36:50,628 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 00:36:50,628 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 101 iterations. [2021-11-23 00:36:50,637 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 00:36:58,925 INFO L560 CodeCheckObserver]: Invariant with dag size 23 [2021-11-23 00:36:58,936 INFO L560 CodeCheckObserver]: Invariant with dag size 23 [2021-11-23 00:36:58,937 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:36:58,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:36:58 ImpRootNode [2021-11-23 00:36:58,938 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 00:36:58,939 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 00:36:58,939 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 00:36:58,939 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 00:36:58,939 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:35:20" (3/4) ... [2021-11-23 00:36:58,942 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 00:36:58,964 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2021-11-23 00:36:58,966 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-23 00:36:58,968 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-11-23 00:36:58,969 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 00:36:59,107 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b83d519-0481-4f19-8ab3-0392324c88c3/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 00:36:59,107 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 00:36:59,108 INFO L158 Benchmark]: Toolchain (without parser) took 101317.22ms. Allocated memory was 92.3MB in the beginning and 998.2MB in the end (delta: 906.0MB). Free memory was 55.4MB in the beginning and 707.4MB in the end (delta: -652.0MB). Peak memory consumption was 253.4MB. Max. memory is 16.1GB. [2021-11-23 00:36:59,108 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 92.3MB. Free memory was 62.3MB in the beginning and 62.3MB in the end (delta: 24.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:36:59,108 INFO L158 Benchmark]: CACSL2BoogieTranslator took 711.78ms. Allocated memory was 92.3MB in the beginning and 117.4MB in the end (delta: 25.2MB). Free memory was 55.3MB in the beginning and 74.8MB in the end (delta: -19.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 00:36:59,109 INFO L158 Benchmark]: Boogie Procedure Inliner took 171.69ms. Allocated memory is still 117.4MB. Free memory was 74.8MB in the beginning and 68.8MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 00:36:59,109 INFO L158 Benchmark]: Boogie Preprocessor took 94.88ms. Allocated memory is still 117.4MB. Free memory was 68.8MB in the beginning and 64.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 00:36:59,110 INFO L158 Benchmark]: RCFGBuilder took 1546.83ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 70.9MB in the end (delta: -6.3MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2021-11-23 00:36:59,110 INFO L158 Benchmark]: CodeCheck took 98610.16ms. Allocated memory was 117.4MB in the beginning and 998.2MB in the end (delta: 880.8MB). Free memory was 70.9MB in the beginning and 723.2MB in the end (delta: -652.3MB). Peak memory consumption was 619.8MB. Max. memory is 16.1GB. [2021-11-23 00:36:59,110 INFO L158 Benchmark]: Witness Printer took 168.51ms. Allocated memory is still 998.2MB. Free memory was 723.2MB in the beginning and 707.4MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 00:36:59,113 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 90.2s, OverallIterations: 101, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 220394 SdHoareTripleChecker+Valid, 565.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 219005 mSDsluCounter, 33162 SdHoareTripleChecker+Invalid, 472.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 28162 mSDsCounter, 51038 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 470503 IncrementalHoareTripleChecker+Invalid, 521541 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 51038 mSolverCounterUnsat, 5000 mSDtfsCounter, 470503 mSolverCounterSat, 3.9s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 120004 GetRequests, 114101 SyntacticMatches, 5159 SemanticMatches, 744 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 390616 ImplicationChecksByTransitivity, 64.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 1.0s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 9.5s InterpolantComputationTime, 17606 NumberOfCodeBlocks, 17606 NumberOfCodeBlocksAsserted, 100 NumberOfCheckSat, 17506 ConstructedInterpolants, 0 QuantifiedInterpolants, 106135 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 100 InterpolantComputations, 75 PerfectInterpolantSequences, 15597/19117 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 525]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: (((a17 == 1 || a20 == 1) || ((a12 == 8 && !(a7 == 1)) && a21 == 1)) || !(a16 == 4)) || !(a8 == 13) - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: (((a17 == 1 || a20 == 1) || ((a12 == 8 && !(a7 == 1)) && a21 == 1)) || !(a16 == 4)) || !(a8 == 13) - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 92.3MB. Free memory was 62.3MB in the beginning and 62.3MB in the end (delta: 24.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 711.78ms. Allocated memory was 92.3MB in the beginning and 117.4MB in the end (delta: 25.2MB). Free memory was 55.3MB in the beginning and 74.8MB in the end (delta: -19.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 171.69ms. Allocated memory is still 117.4MB. Free memory was 74.8MB in the beginning and 68.8MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.88ms. Allocated memory is still 117.4MB. Free memory was 68.8MB in the beginning and 64.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1546.83ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 70.9MB in the end (delta: -6.3MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. * CodeCheck took 98610.16ms. Allocated memory was 117.4MB in the beginning and 998.2MB in the end (delta: 880.8MB). Free memory was 70.9MB in the beginning and 723.2MB in the end (delta: -652.3MB). Peak memory consumption was 619.8MB. Max. memory is 16.1GB. * Witness Printer took 168.51ms. Allocated memory is still 998.2MB. Free memory was 723.2MB in the beginning and 707.4MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 00:36:59,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b83d519-0481-4f19-8ab3-0392324c88c3/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE