./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label22.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_2468fee7-18e7-4f2a-8cf9-eab44663425c/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_2468fee7-18e7-4f2a-8cf9-eab44663425c/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2468fee7-18e7-4f2a-8cf9-eab44663425c/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2468fee7-18e7-4f2a-8cf9-eab44663425c/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label22.c -s /tmp/vcloud-vcloud-master/worker/run_dir_2468fee7-18e7-4f2a-8cf9-eab44663425c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2468fee7-18e7-4f2a-8cf9-eab44663425c/bin/ukojak --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 d347897b483e2048bb7af7fe5bb03b68d0369bfa ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:15:10,206 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:15:10,208 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:15:10,297 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:15:10,297 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:15:10,300 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:15:10,302 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:15:10,306 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:15:10,309 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:15:10,311 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:15:10,313 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:15:10,315 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:15:10,316 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:15:10,318 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:15:10,320 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:15:10,322 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:15:10,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:15:10,326 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:15:10,329 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:15:10,332 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:15:10,335 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:15:10,350 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:15:10,352 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:15:10,353 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:15:10,358 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:15:10,361 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:15:10,362 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:15:10,364 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:15:10,366 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:15:10,368 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:15:10,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:15:10,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:15:10,372 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:15:10,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:15:10,377 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:15:10,378 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:15:10,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:15:10,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:15:10,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:15:10,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:15:10,383 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:15:10,387 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2468fee7-18e7-4f2a-8cf9-eab44663425c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 18:15:10,451 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:15:10,457 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:15:10,459 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:15:10,459 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:15:10,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:15:10,461 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:15:10,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:15:10,462 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:15:10,462 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:15:10,462 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:15:10,464 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:15:10,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:15:10,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:15:10,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:15:10,466 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:15:10,466 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:15:10,467 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:15:10,468 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:15:10,468 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:15:10,468 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:15:10,469 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:15:10,469 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:15:10,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:15:10,470 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:15:10,470 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:15:10,470 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:15:10,471 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:15:10,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:15:10,471 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:15:10,474 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-vcloud-master/worker/run_dir_2468fee7-18e7-4f2a-8cf9-eab44663425c/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_2468fee7-18e7-4f2a-8cf9-eab44663425c/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d347897b483e2048bb7af7fe5bb03b68d0369bfa [2020-12-01 18:15:10,873 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:15:10,915 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:15:10,920 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:15:10,922 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:15:10,924 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:15:10,925 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2468fee7-18e7-4f2a-8cf9-eab44663425c/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label22.c [2020-12-01 18:15:11,032 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2468fee7-18e7-4f2a-8cf9-eab44663425c/bin/ukojak/data/0944092e9/ae34c39819cb4010b08c27439ccea16f/FLAGa1fcd36cb [2020-12-01 18:15:11,883 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:15:11,884 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2468fee7-18e7-4f2a-8cf9-eab44663425c/sv-benchmarks/c/eca-rers2012/Problem02_label22.c [2020-12-01 18:15:11,923 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2468fee7-18e7-4f2a-8cf9-eab44663425c/bin/ukojak/data/0944092e9/ae34c39819cb4010b08c27439ccea16f/FLAGa1fcd36cb [2020-12-01 18:15:12,065 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2468fee7-18e7-4f2a-8cf9-eab44663425c/bin/ukojak/data/0944092e9/ae34c39819cb4010b08c27439ccea16f [2020-12-01 18:15:12,068 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:15:12,070 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:15:12,072 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:15:12,073 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:15:12,079 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:15:12,080 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:15:12" (1/1) ... [2020-12-01 18:15:12,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19b5afdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:15:12, skipping insertion in model container [2020-12-01 18:15:12,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:15:12" (1/1) ... [2020-12-01 18:15:12,094 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:15:12,181 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:15:12,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:15:12,740 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:15:12,878 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:15:12,896 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:15:12,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:15:12 WrapperNode [2020-12-01 18:15:12,897 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:15:12,898 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:15:12,899 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:15:12,899 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:15:12,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:15:12" (1/1) ... [2020-12-01 18:15:12,957 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:15:12" (1/1) ... [2020-12-01 18:15:13,038 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:15:13,039 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:15:13,039 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:15:13,039 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:15:13,052 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:15:12" (1/1) ... [2020-12-01 18:15:13,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:15:12" (1/1) ... [2020-12-01 18:15:13,057 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:15:12" (1/1) ... [2020-12-01 18:15:13,057 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:15:12" (1/1) ... [2020-12-01 18:15:13,100 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:15:12" (1/1) ... [2020-12-01 18:15:13,113 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:15:12" (1/1) ... [2020-12-01 18:15:13,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:15:12" (1/1) ... [2020-12-01 18:15:13,145 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:15:13,148 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:15:13,149 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:15:13,150 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:15:13,152 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:15:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2468fee7-18e7-4f2a-8cf9-eab44663425c/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:15:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:15:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:15:13,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:15:13,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:15:16,075 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:15:16,076 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-12-01 18:15:16,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:15:16 BoogieIcfgContainer [2020-12-01 18:15:16,081 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:15:16,083 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:15:16,084 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:15:16,097 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:15:16,097 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:15:16" (1/1) ... [2020-12-01 18:15:16,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:15:16,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:16,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2020-12-01 18:15:16,178 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2020-12-01 18:15:16,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-12-01 18:15:16,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:16,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:16,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:17,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:17,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 163 states and 250 transitions. [2020-12-01 18:15:17,562 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 250 transitions. [2020-12-01 18:15:17,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-12-01 18:15:17,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:17,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:17,771 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:18,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:18,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 242 states and 332 transitions. [2020-12-01 18:15:18,736 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 332 transitions. [2020-12-01 18:15:18,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-12-01 18:15:18,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:18,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:18,811 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:18,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:18,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 251 states and 343 transitions. [2020-12-01 18:15:18,952 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 343 transitions. [2020-12-01 18:15:18,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-12-01 18:15:18,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:19,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:19,093 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:19,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:19,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 256 states and 348 transitions. [2020-12-01 18:15:19,167 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 348 transitions. [2020-12-01 18:15:19,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-12-01 18:15:19,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:19,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:19,326 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:19,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:19,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 274 states and 372 transitions. [2020-12-01 18:15:19,786 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 372 transitions. [2020-12-01 18:15:19,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-12-01 18:15:19,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:19,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:19,878 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:19,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:19,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 281 states and 379 transitions. [2020-12-01 18:15:19,939 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 379 transitions. [2020-12-01 18:15:19,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-12-01 18:15:19,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:20,089 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:20,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:20,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 295 states and 395 transitions. [2020-12-01 18:15:20,346 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 395 transitions. [2020-12-01 18:15:20,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-12-01 18:15:20,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:20,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:20,399 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:20,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:20,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 301 states and 401 transitions. [2020-12-01 18:15:20,464 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 401 transitions. [2020-12-01 18:15:20,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-12-01 18:15:20,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:20,562 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:20,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:20,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 325 states and 427 transitions. [2020-12-01 18:15:20,949 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 427 transitions. [2020-12-01 18:15:20,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-12-01 18:15:20,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:20,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:21,116 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:22,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:22,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 404 states and 518 transitions. [2020-12-01 18:15:22,971 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 518 transitions. [2020-12-01 18:15:22,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-12-01 18:15:22,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:23,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:23,064 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:23,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:23,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 414 states and 528 transitions. [2020-12-01 18:15:23,183 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 528 transitions. [2020-12-01 18:15:23,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-12-01 18:15:23,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:23,286 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:23,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:23,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 446 states and 567 transitions. [2020-12-01 18:15:23,913 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 567 transitions. [2020-12-01 18:15:23,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-12-01 18:15:23,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:23,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:24,010 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:24,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:24,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 453 states and 574 transitions. [2020-12-01 18:15:24,085 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 574 transitions. [2020-12-01 18:15:24,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-12-01 18:15:24,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:24,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:24,203 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 18:15:25,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:25,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 488 states and 615 transitions. [2020-12-01 18:15:25,196 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 615 transitions. [2020-12-01 18:15:25,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-12-01 18:15:25,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:25,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:25,260 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:25,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:25,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 495 states and 622 transitions. [2020-12-01 18:15:25,326 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 622 transitions. [2020-12-01 18:15:25,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-12-01 18:15:25,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:25,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:25,401 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:25,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:25,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 510 states and 640 transitions. [2020-12-01 18:15:25,981 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 640 transitions. [2020-12-01 18:15:25,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-12-01 18:15:25,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:26,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:26,239 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:27,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:27,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 559 states and 697 transitions. [2020-12-01 18:15:27,926 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 697 transitions. [2020-12-01 18:15:27,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-12-01 18:15:27,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:27,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:28,011 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:15:29,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:29,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 599 states and 742 transitions. [2020-12-01 18:15:29,088 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 742 transitions. [2020-12-01 18:15:29,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-12-01 18:15:29,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:29,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:29,198 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:30,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:30,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 678 states and 826 transitions. [2020-12-01 18:15:30,234 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 826 transitions. [2020-12-01 18:15:30,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-12-01 18:15:30,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:30,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:30,317 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-12-01 18:15:30,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:30,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 702 states and 854 transitions. [2020-12-01 18:15:30,739 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 854 transitions. [2020-12-01 18:15:30,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-12-01 18:15:30,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:30,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:30,820 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-12-01 18:15:31,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:31,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 711 states and 864 transitions. [2020-12-01 18:15:31,063 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 864 transitions. [2020-12-01 18:15:31,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-12-01 18:15:31,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:31,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:31,144 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-12-01 18:15:31,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:31,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 733 states and 887 transitions. [2020-12-01 18:15:31,495 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 887 transitions. [2020-12-01 18:15:31,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-12-01 18:15:31,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:31,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:31,858 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 74 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-01 18:15:32,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:32,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 771 states and 931 transitions. [2020-12-01 18:15:32,959 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 931 transitions. [2020-12-01 18:15:32,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-12-01 18:15:32,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:32,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:33,061 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 74 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-01 18:15:33,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:33,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 785 states and 946 transitions. [2020-12-01 18:15:33,700 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 946 transitions. [2020-12-01 18:15:33,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-12-01 18:15:33,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:33,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:33,801 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-01 18:15:33,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:33,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 790 states and 951 transitions. [2020-12-01 18:15:33,870 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 951 transitions. [2020-12-01 18:15:33,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-12-01 18:15:33,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:33,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:33,949 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-12-01 18:15:34,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:34,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 803 states and 964 transitions. [2020-12-01 18:15:34,042 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 964 transitions. [2020-12-01 18:15:34,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-12-01 18:15:34,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:34,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:34,230 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:35,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:35,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 853 states and 1018 transitions. [2020-12-01 18:15:35,242 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1018 transitions. [2020-12-01 18:15:35,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-12-01 18:15:35,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:35,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:35,359 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-12-01 18:15:35,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:35,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 855 states and 1021 transitions. [2020-12-01 18:15:35,664 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1021 transitions. [2020-12-01 18:15:35,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-12-01 18:15:35,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:35,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:35,803 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2020-12-01 18:15:36,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:36,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 856 states and 1021 transitions. [2020-12-01 18:15:36,023 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1021 transitions. [2020-12-01 18:15:36,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-12-01 18:15:36,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:36,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:36,113 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 18:15:37,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:37,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 904 states and 1077 transitions. [2020-12-01 18:15:37,443 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1077 transitions. [2020-12-01 18:15:37,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-12-01 18:15:37,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:37,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:37,550 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-01 18:15:37,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:37,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 932 states and 1104 transitions. [2020-12-01 18:15:37,948 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1104 transitions. [2020-12-01 18:15:37,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-12-01 18:15:37,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:37,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:38,049 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2020-12-01 18:15:39,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:39,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 978 states and 1154 transitions. [2020-12-01 18:15:39,008 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1154 transitions. [2020-12-01 18:15:39,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-12-01 18:15:39,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:39,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:39,337 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 106 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:41,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:41,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 1073 states and 1257 transitions. [2020-12-01 18:15:41,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1257 transitions. [2020-12-01 18:15:41,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2020-12-01 18:15:41,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:41,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:41,855 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-12-01 18:15:42,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:42,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 1087 states and 1273 transitions. [2020-12-01 18:15:42,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 1273 transitions. [2020-12-01 18:15:42,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2020-12-01 18:15:42,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:42,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:42,355 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2020-12-01 18:15:44,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:44,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 1142 states and 1331 transitions. [2020-12-01 18:15:44,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1331 transitions. [2020-12-01 18:15:44,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2020-12-01 18:15:44,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:44,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:44,567 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-12-01 18:15:45,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:45,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 1190 states and 1381 transitions. [2020-12-01 18:15:45,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1381 transitions. [2020-12-01 18:15:45,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2020-12-01 18:15:45,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:45,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:45,449 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2020-12-01 18:15:45,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:45,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 1191 states and 1381 transitions. [2020-12-01 18:15:45,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1381 transitions. [2020-12-01 18:15:45,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-12-01 18:15:45,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:45,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:45,786 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2020-12-01 18:15:46,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:46,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1223 states and 1419 transitions. [2020-12-01 18:15:46,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 1419 transitions. [2020-12-01 18:15:46,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-12-01 18:15:46,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:46,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:46,845 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2020-12-01 18:15:47,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:47,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 1237 states and 1434 transitions. [2020-12-01 18:15:47,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 1434 transitions. [2020-12-01 18:15:47,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-12-01 18:15:47,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:47,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:47,310 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2020-12-01 18:15:48,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:48,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1254 states and 1452 transitions. [2020-12-01 18:15:48,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1452 transitions. [2020-12-01 18:15:48,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-12-01 18:15:48,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:48,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:48,107 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-12-01 18:15:49,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:49,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 1274 states and 1479 transitions. [2020-12-01 18:15:49,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1479 transitions. [2020-12-01 18:15:49,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-12-01 18:15:49,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:49,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:49,402 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-12-01 18:15:49,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:49,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1278 states and 1484 transitions. [2020-12-01 18:15:49,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1484 transitions. [2020-12-01 18:15:49,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-12-01 18:15:49,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:49,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:49,979 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-12-01 18:15:50,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:50,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 1296 states and 1504 transitions. [2020-12-01 18:15:50,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 1504 transitions. [2020-12-01 18:15:50,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2020-12-01 18:15:50,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:50,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:50,800 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2020-12-01 18:15:51,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:51,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 1311 states and 1520 transitions. [2020-12-01 18:15:51,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1520 transitions. [2020-12-01 18:15:51,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2020-12-01 18:15:51,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:51,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:51,362 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 18:15:51,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:51,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1338 states and 1550 transitions. [2020-12-01 18:15:51,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1550 transitions. [2020-12-01 18:15:51,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2020-12-01 18:15:51,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:52,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:52,140 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2020-12-01 18:15:52,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:52,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 1358 states and 1571 transitions. [2020-12-01 18:15:52,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1571 transitions. [2020-12-01 18:15:52,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2020-12-01 18:15:52,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:52,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:52,794 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 154 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:54,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:54,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 1442 states and 1665 transitions. [2020-12-01 18:15:54,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 1665 transitions. [2020-12-01 18:15:54,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2020-12-01 18:15:54,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:54,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:54,800 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 18:15:55,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:55,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1492 states and 1721 transitions. [2020-12-01 18:15:55,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1492 states and 1721 transitions. [2020-12-01 18:15:55,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2020-12-01 18:15:55,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:55,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:55,844 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2020-12-01 18:15:57,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:57,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 1535 states and 1777 transitions. [2020-12-01 18:15:57,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 1777 transitions. [2020-12-01 18:15:57,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2020-12-01 18:15:57,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:57,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:57,415 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-12-01 18:15:57,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:57,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1809 states to 1563 states and 1809 transitions. [2020-12-01 18:15:57,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1809 transitions. [2020-12-01 18:15:57,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2020-12-01 18:15:57,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:57,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:58,121 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2020-12-01 18:15:58,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:58,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1824 states to 1576 states and 1824 transitions. [2020-12-01 18:15:58,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 1824 transitions. [2020-12-01 18:15:58,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-12-01 18:15:58,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:58,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:58,962 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2020-12-01 18:15:59,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:59,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1843 states to 1593 states and 1843 transitions. [2020-12-01 18:15:59,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1593 states and 1843 transitions. [2020-12-01 18:15:59,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-12-01 18:15:59,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:59,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:59,224 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2020-12-01 18:16:00,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:00,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 1619 states and 1872 transitions. [2020-12-01 18:16:00,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1619 states and 1872 transitions. [2020-12-01 18:16:00,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2020-12-01 18:16:00,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:00,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:00,627 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-12-01 18:16:01,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:01,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 1651 states and 1906 transitions. [2020-12-01 18:16:01,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1651 states and 1906 transitions. [2020-12-01 18:16:01,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2020-12-01 18:16:01,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:01,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:01,977 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-12-01 18:16:02,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:02,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 1665 states and 1919 transitions. [2020-12-01 18:16:02,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 1919 transitions. [2020-12-01 18:16:02,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2020-12-01 18:16:02,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:02,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:02,671 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-12-01 18:16:03,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:03,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1682 states and 1935 transitions. [2020-12-01 18:16:03,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 1935 transitions. [2020-12-01 18:16:03,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-12-01 18:16:03,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:03,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:03,778 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2020-12-01 18:16:03,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:03,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1683 states and 1935 transitions. [2020-12-01 18:16:03,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 1935 transitions. [2020-12-01 18:16:03,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2020-12-01 18:16:03,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:03,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:03,942 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2020-12-01 18:16:04,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:04,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1949 states to 1696 states and 1949 transitions. [2020-12-01 18:16:04,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 1949 transitions. [2020-12-01 18:16:04,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2020-12-01 18:16:04,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:04,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:04,602 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-12-01 18:16:04,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:04,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 1704 states and 1957 transitions. [2020-12-01 18:16:04,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 1957 transitions. [2020-12-01 18:16:04,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2020-12-01 18:16:04,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:04,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:05,196 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2020-12-01 18:16:08,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:08,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2098 states to 1836 states and 2098 transitions. [2020-12-01 18:16:08,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 2098 transitions. [2020-12-01 18:16:08,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2020-12-01 18:16:08,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:08,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:08,397 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 172 proven. 97 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2020-12-01 18:16:10,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:10,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2179 states to 1912 states and 2179 transitions. [2020-12-01 18:16:10,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 2179 transitions. [2020-12-01 18:16:10,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2020-12-01 18:16:10,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:10,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:10,625 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 298 proven. 106 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 18:16:12,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:12,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 1988 states and 2258 transitions. [2020-12-01 18:16:12,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 2258 transitions. [2020-12-01 18:16:12,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2020-12-01 18:16:12,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:12,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:12,589 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2020-12-01 18:16:12,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:12,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 1989 states and 2258 transitions. [2020-12-01 18:16:12,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1989 states and 2258 transitions. [2020-12-01 18:16:12,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2020-12-01 18:16:12,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:12,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:13,235 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 251 proven. 143 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2020-12-01 18:16:13,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:13,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 2031 states and 2300 transitions. [2020-12-01 18:16:13,812 INFO L276 IsEmpty]: Start isEmpty. Operand 2031 states and 2300 transitions. [2020-12-01 18:16:13,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2020-12-01 18:16:13,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:13,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:14,055 INFO L134 CoverageAnalysis]: Checked inductivity of 708 backedges. 450 proven. 152 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2020-12-01 18:16:14,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:14,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2046 states to 1793 states and 2046 transitions. [2020-12-01 18:16:14,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 2046 transitions. [2020-12-01 18:16:14,145 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 18:16:14,145 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 66 iterations. [2020-12-01 18:16:14,151 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 18:16:14,290 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 18 [2020-12-01 18:16:14,400 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 18 [2020-12-01 18:16:14,582 WARN L197 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 18 [2020-12-01 18:16:14,744 WARN L197 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 18 [2020-12-01 18:16:14,882 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 18 [2020-12-01 18:16:15,021 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 18 [2020-12-01 18:16:15,125 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 18 [2020-12-01 18:16:15,263 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 18 [2020-12-01 18:16:15,481 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 18 [2020-12-01 18:16:15,625 WARN L197 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 18 [2020-12-01 18:16:15,768 WARN L197 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 18 [2020-12-01 18:16:15,956 WARN L197 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 18 [2020-12-01 18:16:16,074 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 18 [2020-12-01 18:16:16,301 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 18 [2020-12-01 18:16:16,428 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 18 [2020-12-01 18:16:16,676 WARN L197 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 18 [2020-12-01 18:16:16,795 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 18 [2020-12-01 18:16:17,178 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 18 [2020-12-01 18:16:17,313 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 18 [2020-12-01 18:16:17,501 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 18 [2020-12-01 18:16:17,674 WARN L197 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 18 [2020-12-01 18:16:17,777 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 18 [2020-12-01 18:16:17,900 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 18 [2020-12-01 18:16:18,028 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 18 [2020-12-01 18:16:18,146 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 18 [2020-12-01 18:16:18,520 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 18 [2020-12-01 18:16:18,660 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 18 [2020-12-01 18:16:18,810 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 18 [2020-12-01 18:16:18,953 WARN L197 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 18 [2020-12-01 18:16:19,228 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 18 [2020-12-01 18:16:19,541 WARN L197 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 18 [2020-12-01 18:16:19,660 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 18 [2020-12-01 18:16:19,862 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 18 [2020-12-01 18:16:19,964 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 18 [2020-12-01 18:16:20,099 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 18 [2020-12-01 18:16:20,233 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 18 [2020-12-01 18:16:20,475 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 18 [2020-12-01 18:16:20,719 WARN L197 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 18 [2020-12-01 18:16:20,870 WARN L197 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 18 [2020-12-01 18:16:20,978 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 18 [2020-12-01 18:16:21,099 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 18 [2020-12-01 18:16:21,268 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 18 [2020-12-01 18:16:21,556 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 18 [2020-12-01 18:16:21,694 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 18 [2020-12-01 18:16:21,819 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 18 [2020-12-01 18:16:21,968 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 18 [2020-12-01 18:16:22,093 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 18 [2020-12-01 18:16:22,208 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 18 [2020-12-01 18:16:22,357 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 18 [2020-12-01 18:16:22,560 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 18 [2020-12-01 18:16:22,713 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 18 [2020-12-01 18:16:22,834 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 18 [2020-12-01 18:16:23,001 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 18 [2020-12-01 18:16:23,106 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 18 [2020-12-01 18:16:23,325 WARN L197 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 18 [2020-12-01 18:16:23,490 WARN L197 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 18 [2020-12-01 18:16:23,491 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:16:23,494 INFO L569 CodeCheckObserver]: Invariant with dag size 18 [2020-12-01 18:16:23,501 INFO L569 CodeCheckObserver]: Invariant with dag size 18 [2020-12-01 18:16:23,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:16:23 ImpRootNode [2020-12-01 18:16:23,503 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 18:16:23,503 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 18:16:23,503 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 18:16:23,504 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 18:16:23,504 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:15:16" (3/4) ... [2020-12-01 18:16:23,508 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 18:16:23,538 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 114 nodes and edges [2020-12-01 18:16:23,547 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2020-12-01 18:16:23,550 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-01 18:16:23,552 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-01 18:16:23,767 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_2468fee7-18e7-4f2a-8cf9-eab44663425c/bin/ukojak/witness.graphml [2020-12-01 18:16:23,767 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 18:16:23,768 INFO L168 Benchmark]: Toolchain (without parser) took 71697.35 ms. Allocated memory was 102.8 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 73.8 MB in the beginning and 1.0 GB in the end (delta: -961.8 MB). Peak memory consumption was 254.0 MB. Max. memory is 16.1 GB. [2020-12-01 18:16:23,768 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 102.8 MB. Free memory is still 62.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:16:23,769 INFO L168 Benchmark]: CACSL2BoogieTranslator took 825.01 ms. Allocated memory is still 102.8 MB. Free memory was 73.7 MB in the beginning and 62.6 MB in the end (delta: 11.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:16:23,769 INFO L168 Benchmark]: Boogie Procedure Inliner took 139.78 ms. Allocated memory is still 102.8 MB. Free memory was 62.6 MB in the beginning and 57.1 MB in the end (delta: 5.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:16:23,770 INFO L168 Benchmark]: Boogie Preprocessor took 108.34 ms. Allocated memory is still 102.8 MB. Free memory was 57.1 MB in the beginning and 52.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:16:23,770 INFO L168 Benchmark]: RCFGBuilder took 2932.50 ms. Allocated memory was 102.8 MB in the beginning and 167.8 MB in the end (delta: 65.0 MB). Free memory was 52.8 MB in the beginning and 82.4 MB in the end (delta: -29.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:16:23,771 INFO L168 Benchmark]: CodeCheck took 67420.16 ms. Allocated memory was 167.8 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 82.4 MB in the beginning and 1.1 GB in the end (delta: -967.9 MB). Peak memory consumption was 619.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:16:23,771 INFO L168 Benchmark]: Witness Printer took 263.80 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:16:23,775 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, 85 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 58.0s, OverallIterations: 66, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 119079328 SDtfs, 290438944 SDslu, 899025536 SDs, 0 SdLazy, -893793266 SolverSat, 286474002 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 358.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 76909 GetRequests, 74838 SyntacticMatches, 1601 SemanticMatches, 470 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119400 ImplicationChecksByTransitivity, 33.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.5s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 4.9s InterpolantComputationTime, 11249 NumberOfCodeBlocks, 11249 NumberOfCodeBlocksAsserted, 65 NumberOfCheckSat, 11184 ConstructedInterpolants, 0 QuantifiedInterpolants, 4936778 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 65 InterpolantComputations, 56 PerfectInterpolantSequences, 9500/10056 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: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 610]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: ((9 <= a28 || a25 == 1) || ((!(a19 == 1) && !(a11 == 1)) && 7 < a17)) || a28 <= 7 - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: ((9 <= a28 || a25 == 1) || ((!(a19 == 1) && !(a11 == 1)) && 7 < a17)) || a28 <= 7 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 102.8 MB. Free memory is still 62.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 825.01 ms. Allocated memory is still 102.8 MB. Free memory was 73.7 MB in the beginning and 62.6 MB in the end (delta: 11.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 139.78 ms. Allocated memory is still 102.8 MB. Free memory was 62.6 MB in the beginning and 57.1 MB in the end (delta: 5.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 108.34 ms. Allocated memory is still 102.8 MB. Free memory was 57.1 MB in the beginning and 52.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2932.50 ms. Allocated memory was 102.8 MB in the beginning and 167.8 MB in the end (delta: 65.0 MB). Free memory was 52.8 MB in the beginning and 82.4 MB in the end (delta: -29.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 16.1 GB. * CodeCheck took 67420.16 ms. Allocated memory was 167.8 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 82.4 MB in the beginning and 1.1 GB in the end (delta: -967.9 MB). Peak memory consumption was 619.7 MB. Max. memory is 16.1 GB. * Witness Printer took 263.80 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...