./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label52.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_90b9ea2e-2885-49e5-aef8-9863b6d856ce/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_90b9ea2e-2885-49e5-aef8-9863b6d856ce/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_90b9ea2e-2885-49e5-aef8-9863b6d856ce/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_90b9ea2e-2885-49e5-aef8-9863b6d856ce/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label52.c -s /tmp/vcloud-vcloud-master/worker/run_dir_90b9ea2e-2885-49e5-aef8-9863b6d856ce/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_90b9ea2e-2885-49e5-aef8-9863b6d856ce/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 2a6f9dd10b9200c61377ed7a907ef50ee4969a78 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:46:31,984 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:46:31,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:46:32,052 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:46:32,068 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:46:32,075 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:46:32,076 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:46:32,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:46:32,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:46:32,082 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:46:32,083 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:46:32,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:46:32,085 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:46:32,087 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:46:32,088 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:46:32,090 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:46:32,091 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:46:32,092 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:46:32,095 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:46:32,098 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:46:32,100 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:46:32,102 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:46:32,104 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:46:32,105 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:46:32,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:46:32,111 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:46:32,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:46:32,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:46:32,113 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:46:32,115 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:46:32,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:46:32,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:46:32,118 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:46:32,120 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:46:32,122 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:46:32,123 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:46:32,124 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:46:32,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:46:32,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:46:32,127 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:46:32,128 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:46:32,130 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_90b9ea2e-2885-49e5-aef8-9863b6d856ce/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 17:46:32,158 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:46:32,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:46:32,160 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:46:32,160 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:46:32,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:46:32,162 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:46:32,163 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:46:32,163 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:46:32,164 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:46:32,164 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:46:32,165 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:46:32,165 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:46:32,166 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:46:32,167 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:46:32,167 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:46:32,168 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:46:32,168 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:46:32,168 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:46:32,169 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:46:32,169 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:46:32,170 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:46:32,170 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:46:32,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:46:32,171 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:46:32,171 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:46:32,172 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:46:32,172 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:46:32,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:46:32,173 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:46:32,173 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_90b9ea2e-2885-49e5-aef8-9863b6d856ce/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_90b9ea2e-2885-49e5-aef8-9863b6d856ce/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a6f9dd10b9200c61377ed7a907ef50ee4969a78 [2020-12-01 17:46:32,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:46:32,468 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:46:32,473 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:46:32,475 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:46:32,478 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:46:32,480 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_90b9ea2e-2885-49e5-aef8-9863b6d856ce/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label52.c [2020-12-01 17:46:32,592 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_90b9ea2e-2885-49e5-aef8-9863b6d856ce/bin/ukojak/data/6eb896016/c076017bc6be4ffdb2506b81b9654937/FLAGf966adfb1 [2020-12-01 17:46:33,408 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:46:33,409 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_90b9ea2e-2885-49e5-aef8-9863b6d856ce/sv-benchmarks/c/eca-rers2012/Problem01_label52.c [2020-12-01 17:46:33,437 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_90b9ea2e-2885-49e5-aef8-9863b6d856ce/bin/ukojak/data/6eb896016/c076017bc6be4ffdb2506b81b9654937/FLAGf966adfb1 [2020-12-01 17:46:33,526 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_90b9ea2e-2885-49e5-aef8-9863b6d856ce/bin/ukojak/data/6eb896016/c076017bc6be4ffdb2506b81b9654937 [2020-12-01 17:46:33,536 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:46:33,538 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:46:33,541 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:46:33,544 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:46:33,548 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:46:33,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:46:33" (1/1) ... [2020-12-01 17:46:33,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66eb1d13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:46:33, skipping insertion in model container [2020-12-01 17:46:33,553 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:46:33" (1/1) ... [2020-12-01 17:46:33,561 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:46:33,616 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:46:34,062 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:46:34,076 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:46:34,360 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:46:34,383 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:46:34,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:46:34 WrapperNode [2020-12-01 17:46:34,384 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:46:34,386 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:46:34,386 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:46:34,386 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:46:34,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:46:34" (1/1) ... [2020-12-01 17:46:34,442 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:46:34" (1/1) ... [2020-12-01 17:46:34,538 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:46:34,540 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:46:34,540 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:46:34,541 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:46:34,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:46:34" (1/1) ... [2020-12-01 17:46:34,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:46:34" (1/1) ... [2020-12-01 17:46:34,568 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:46:34" (1/1) ... [2020-12-01 17:46:34,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:46:34" (1/1) ... [2020-12-01 17:46:34,615 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:46:34" (1/1) ... [2020-12-01 17:46:34,629 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:46:34" (1/1) ... [2020-12-01 17:46:34,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:46:34" (1/1) ... [2020-12-01 17:46:34,676 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:46:34,677 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:46:34,677 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:46:34,677 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:46:34,692 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:46:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_90b9ea2e-2885-49e5-aef8-9863b6d856ce/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 17:46:34,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 17:46:34,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:46:34,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:46:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:46:37,379 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:46:37,379 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-12-01 17:46:37,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:46:37 BoogieIcfgContainer [2020-12-01 17:46:37,382 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:46:37,383 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:46:37,384 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:46:37,395 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:46:37,395 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:46:37" (1/1) ... [2020-12-01 17:46:37,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:46:37,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:37,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2020-12-01 17:46:37,470 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2020-12-01 17:46:37,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-01 17:46:37,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:37,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:37,961 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 17:46:38,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:38,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 145 states and 237 transitions. [2020-12-01 17:46:38,669 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 237 transitions. [2020-12-01 17:46:38,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-01 17:46:38,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:38,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:38,951 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 17:46:39,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:39,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 146 states and 238 transitions. [2020-12-01 17:46:39,205 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 238 transitions. [2020-12-01 17:46:39,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-12-01 17:46:39,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:39,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:39,338 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 17:46:39,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:39,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 150 states and 245 transitions. [2020-12-01 17:46:39,423 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 245 transitions. [2020-12-01 17:46:39,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-12-01 17:46:39,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:39,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:39,530 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:46:39,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:39,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 155 states and 252 transitions. [2020-12-01 17:46:39,853 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 252 transitions. [2020-12-01 17:46:39,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-12-01 17:46:39,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:39,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:39,945 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:46:40,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:40,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 163 states and 264 transitions. [2020-12-01 17:46:40,186 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 264 transitions. [2020-12-01 17:46:40,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-12-01 17:46:40,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:40,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:40,259 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:46:40,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:40,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 168 states and 272 transitions. [2020-12-01 17:46:40,530 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 272 transitions. [2020-12-01 17:46:40,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-12-01 17:46:40,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:40,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:40,632 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:46:41,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:41,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 177 states and 289 transitions. [2020-12-01 17:46:41,162 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 289 transitions. [2020-12-01 17:46:41,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-12-01 17:46:41,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:41,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:41,205 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:46:41,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:41,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 181 states and 293 transitions. [2020-12-01 17:46:41,349 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 293 transitions. [2020-12-01 17:46:41,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-12-01 17:46:41,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:41,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:41,434 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:46:41,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:41,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 193 states and 312 transitions. [2020-12-01 17:46:41,975 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 312 transitions. [2020-12-01 17:46:41,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-12-01 17:46:41,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:41,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:42,046 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 17:46:42,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:42,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 195 states and 315 transitions. [2020-12-01 17:46:42,102 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 315 transitions. [2020-12-01 17:46:42,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-12-01 17:46:42,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:42,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:42,152 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:46:42,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:42,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 206 states and 329 transitions. [2020-12-01 17:46:42,386 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 329 transitions. [2020-12-01 17:46:42,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-12-01 17:46:42,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:42,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:42,515 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 17:46:43,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:43,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 211 states and 338 transitions. [2020-12-01 17:46:43,094 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 338 transitions. [2020-12-01 17:46:43,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-12-01 17:46:43,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:43,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:43,140 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 17:46:43,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:43,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 219 states and 349 transitions. [2020-12-01 17:46:43,668 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 349 transitions. [2020-12-01 17:46:43,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-12-01 17:46:43,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:43,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:43,715 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 17:46:43,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:43,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 223 states and 353 transitions. [2020-12-01 17:46:43,927 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 353 transitions. [2020-12-01 17:46:43,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-12-01 17:46:43,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:43,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:44,024 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 17:46:45,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:45,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 238 states and 376 transitions. [2020-12-01 17:46:45,347 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 376 transitions. [2020-12-01 17:46:45,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-12-01 17:46:45,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:45,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:45,395 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 17:46:45,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:45,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 242 states and 380 transitions. [2020-12-01 17:46:45,640 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 380 transitions. [2020-12-01 17:46:45,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-12-01 17:46:45,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:45,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:45,756 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:46:45,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:45,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 246 states and 385 transitions. [2020-12-01 17:46:45,858 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 385 transitions. [2020-12-01 17:46:45,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-12-01 17:46:45,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:45,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:45,898 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:46:46,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:46,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 257 states and 400 transitions. [2020-12-01 17:46:46,478 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 400 transitions. [2020-12-01 17:46:46,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-12-01 17:46:46,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:46,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:46,523 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:46:47,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:47,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 267 states and 411 transitions. [2020-12-01 17:46:47,313 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 411 transitions. [2020-12-01 17:46:47,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-12-01 17:46:47,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:47,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:47,493 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:46:47,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:47,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 272 states and 417 transitions. [2020-12-01 17:46:47,900 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 417 transitions. [2020-12-01 17:46:47,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-12-01 17:46:47,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:47,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:48,000 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:46:49,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:49,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 292 states and 445 transitions. [2020-12-01 17:46:49,187 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 445 transitions. [2020-12-01 17:46:49,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-12-01 17:46:49,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:49,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:49,235 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 17:46:49,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:49,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 302 states and 455 transitions. [2020-12-01 17:46:49,753 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 455 transitions. [2020-12-01 17:46:49,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-12-01 17:46:49,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:49,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:49,796 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 17:46:50,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:50,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 308 states and 466 transitions. [2020-12-01 17:46:50,482 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 466 transitions. [2020-12-01 17:46:50,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-12-01 17:46:50,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:50,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:50,586 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 17:46:50,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:50,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 309 states and 470 transitions. [2020-12-01 17:46:50,847 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 470 transitions. [2020-12-01 17:46:50,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-12-01 17:46:50,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:50,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:50,918 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 17:46:51,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:51,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 311 states and 471 transitions. [2020-12-01 17:46:51,070 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 471 transitions. [2020-12-01 17:46:51,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-12-01 17:46:51,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:51,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:51,178 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:46:51,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:51,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 322 states and 486 transitions. [2020-12-01 17:46:51,754 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 486 transitions. [2020-12-01 17:46:51,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-12-01 17:46:51,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:51,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:51,799 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 17:46:53,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:53,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 341 states and 515 transitions. [2020-12-01 17:46:53,289 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 515 transitions. [2020-12-01 17:46:53,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-12-01 17:46:53,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:53,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:53,325 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 17:46:53,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:53,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 346 states and 521 transitions. [2020-12-01 17:46:53,809 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 521 transitions. [2020-12-01 17:46:53,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-12-01 17:46:53,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:53,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:53,853 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 17:46:54,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:54,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 356 states and 532 transitions. [2020-12-01 17:46:54,135 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 532 transitions. [2020-12-01 17:46:54,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-12-01 17:46:54,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:54,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:54,174 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:46:54,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:54,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 368 states and 547 transitions. [2020-12-01 17:46:54,958 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 547 transitions. [2020-12-01 17:46:54,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-12-01 17:46:54,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:54,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:55,071 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:46:55,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:55,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 374 states and 553 transitions. [2020-12-01 17:46:55,314 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 553 transitions. [2020-12-01 17:46:55,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-12-01 17:46:55,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:55,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:55,359 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:46:55,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:55,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 379 states and 564 transitions. [2020-12-01 17:46:55,850 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 564 transitions. [2020-12-01 17:46:55,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-12-01 17:46:55,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:55,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:55,935 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 17:46:56,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:56,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 388 states and 576 transitions. [2020-12-01 17:46:56,265 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 576 transitions. [2020-12-01 17:46:56,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-12-01 17:46:56,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:56,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:56,334 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:46:56,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:56,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 389 states and 577 transitions. [2020-12-01 17:46:56,400 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 577 transitions. [2020-12-01 17:46:56,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-12-01 17:46:56,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:56,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:56,449 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 17:46:56,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:56,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 394 states and 583 transitions. [2020-12-01 17:46:56,664 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 583 transitions. [2020-12-01 17:46:56,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-12-01 17:46:56,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:56,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:56,711 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:46:57,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:57,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 406 states and 598 transitions. [2020-12-01 17:46:57,490 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 598 transitions. [2020-12-01 17:46:57,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-12-01 17:46:57,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:57,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:57,540 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:46:57,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:57,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 409 states and 601 transitions. [2020-12-01 17:46:57,732 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 601 transitions. [2020-12-01 17:46:57,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-12-01 17:46:57,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:57,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:57,784 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:46:58,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:58,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 414 states and 606 transitions. [2020-12-01 17:46:58,258 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 606 transitions. [2020-12-01 17:46:58,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-12-01 17:46:58,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:58,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:58,325 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:46:58,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:58,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 417 states and 610 transitions. [2020-12-01 17:46:58,425 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 610 transitions. [2020-12-01 17:46:58,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-12-01 17:46:58,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:58,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:58,478 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:46:59,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:59,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 441 states and 639 transitions. [2020-12-01 17:46:59,730 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 639 transitions. [2020-12-01 17:46:59,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-12-01 17:46:59,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:59,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:59,775 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:47:00,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:00,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 442 states and 639 transitions. [2020-12-01 17:47:00,145 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 639 transitions. [2020-12-01 17:47:00,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-12-01 17:47:00,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:00,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:00,228 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 17:47:00,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:00,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 446 states and 643 transitions. [2020-12-01 17:47:00,599 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 643 transitions. [2020-12-01 17:47:00,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-12-01 17:47:00,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:00,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:00,676 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:47:00,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:00,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 448 states and 644 transitions. [2020-12-01 17:47:00,864 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 644 transitions. [2020-12-01 17:47:00,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-12-01 17:47:00,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:00,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:00,911 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:47:00,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:00,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 451 states and 648 transitions. [2020-12-01 17:47:00,997 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 648 transitions. [2020-12-01 17:47:00,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-12-01 17:47:00,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:01,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:01,070 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-12-01 17:47:02,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:02,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 537 states and 739 transitions. [2020-12-01 17:47:02,313 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 739 transitions. [2020-12-01 17:47:02,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-12-01 17:47:02,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:02,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:02,359 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:47:03,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:03,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 560 states and 770 transitions. [2020-12-01 17:47:03,163 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 770 transitions. [2020-12-01 17:47:03,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-12-01 17:47:03,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:03,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:03,243 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 17:47:03,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:03,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 569 states and 781 transitions. [2020-12-01 17:47:03,539 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 781 transitions. [2020-12-01 17:47:03,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-12-01 17:47:03,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:03,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:03,628 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:47:04,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:04,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 580 states and 798 transitions. [2020-12-01 17:47:04,117 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 798 transitions. [2020-12-01 17:47:04,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-12-01 17:47:04,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:04,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:04,172 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:47:04,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:04,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 585 states and 804 transitions. [2020-12-01 17:47:04,500 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 804 transitions. [2020-12-01 17:47:04,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-12-01 17:47:04,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:04,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:04,544 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:47:05,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:05,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 601 states and 820 transitions. [2020-12-01 17:47:05,272 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 820 transitions. [2020-12-01 17:47:05,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-12-01 17:47:05,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:05,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:05,343 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 17:47:05,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:05,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 612 states and 837 transitions. [2020-12-01 17:47:05,716 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 837 transitions. [2020-12-01 17:47:05,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-12-01 17:47:05,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:05,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:05,760 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 17:47:06,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:06,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 621 states and 848 transitions. [2020-12-01 17:47:06,148 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 848 transitions. [2020-12-01 17:47:06,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-12-01 17:47:06,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:06,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:06,190 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 17:47:06,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:06,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 626 states and 855 transitions. [2020-12-01 17:47:06,501 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 855 transitions. [2020-12-01 17:47:06,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-12-01 17:47:06,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:06,554 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:47:07,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:07,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 644 states and 879 transitions. [2020-12-01 17:47:07,376 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 879 transitions. [2020-12-01 17:47:07,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-12-01 17:47:07,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:07,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:07,436 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:47:08,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:08,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 665 states and 900 transitions. [2020-12-01 17:47:08,297 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 900 transitions. [2020-12-01 17:47:08,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-12-01 17:47:08,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:08,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:08,361 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:47:08,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:08,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 670 states and 905 transitions. [2020-12-01 17:47:08,711 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 905 transitions. [2020-12-01 17:47:08,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-12-01 17:47:08,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:08,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:08,832 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:47:09,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:09,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 677 states and 912 transitions. [2020-12-01 17:47:09,317 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 912 transitions. [2020-12-01 17:47:09,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-12-01 17:47:09,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:09,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:09,391 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:47:09,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:09,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 682 states and 916 transitions. [2020-12-01 17:47:09,733 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 916 transitions. [2020-12-01 17:47:09,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-12-01 17:47:09,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:09,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:09,799 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:47:10,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:10,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 684 states and 918 transitions. [2020-12-01 17:47:10,044 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 918 transitions. [2020-12-01 17:47:10,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-12-01 17:47:10,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:10,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:10,113 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:47:10,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:10,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 703 states and 939 transitions. [2020-12-01 17:47:10,467 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 939 transitions. [2020-12-01 17:47:10,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-12-01 17:47:10,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:10,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:10,525 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 17:47:11,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:11,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 716 states and 954 transitions. [2020-12-01 17:47:11,066 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 954 transitions. [2020-12-01 17:47:11,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-12-01 17:47:11,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:11,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:11,137 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:47:11,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:11,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 726 states and 966 transitions. [2020-12-01 17:47:11,581 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 966 transitions. [2020-12-01 17:47:11,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-12-01 17:47:11,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:11,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:11,643 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:47:12,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:12,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 743 states and 984 transitions. [2020-12-01 17:47:12,301 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 984 transitions. [2020-12-01 17:47:12,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-12-01 17:47:12,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:12,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:12,370 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:47:12,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:12,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 750 states and 990 transitions. [2020-12-01 17:47:12,819 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 990 transitions. [2020-12-01 17:47:12,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-12-01 17:47:12,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:12,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:12,866 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 17:47:13,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:13,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 752 states and 991 transitions. [2020-12-01 17:47:13,061 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 991 transitions. [2020-12-01 17:47:13,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-12-01 17:47:13,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:13,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:13,375 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 68 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:47:16,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:16,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 785 states and 1044 transitions. [2020-12-01 17:47:16,450 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1044 transitions. [2020-12-01 17:47:16,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-12-01 17:47:16,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:16,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:16,514 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 17:47:16,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:16,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 788 states and 1047 transitions. [2020-12-01 17:47:16,565 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1047 transitions. [2020-12-01 17:47:16,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-12-01 17:47:16,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:16,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:16,612 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 17:47:16,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:16,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 791 states and 1051 transitions. [2020-12-01 17:47:16,828 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1051 transitions. [2020-12-01 17:47:16,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-12-01 17:47:16,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:16,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:16,917 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 17:47:17,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:17,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 807 states and 1066 transitions. [2020-12-01 17:47:17,029 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1066 transitions. [2020-12-01 17:47:17,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-12-01 17:47:17,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:17,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:17,082 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 17:47:17,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:17,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 810 states and 1069 transitions. [2020-12-01 17:47:17,318 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1069 transitions. [2020-12-01 17:47:17,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-12-01 17:47:17,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:17,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:17,384 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:47:17,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:17,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 837 states and 1110 transitions. [2020-12-01 17:47:17,608 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1110 transitions. [2020-12-01 17:47:17,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-12-01 17:47:17,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:17,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:17,686 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 17:47:17,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:17,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 854 states and 1127 transitions. [2020-12-01 17:47:17,843 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1127 transitions. [2020-12-01 17:47:17,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-12-01 17:47:17,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:17,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:17,930 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:47:18,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:18,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 874 states and 1148 transitions. [2020-12-01 17:47:18,308 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1148 transitions. [2020-12-01 17:47:18,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-12-01 17:47:18,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:18,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:18,383 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:47:18,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:18,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 891 states and 1167 transitions. [2020-12-01 17:47:18,743 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1167 transitions. [2020-12-01 17:47:18,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-12-01 17:47:18,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:18,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:18,818 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:47:18,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:18,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 901 states and 1176 transitions. [2020-12-01 17:47:18,914 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1176 transitions. [2020-12-01 17:47:18,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-12-01 17:47:18,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:18,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:19,001 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-12-01 17:47:19,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:19,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 902 states and 1176 transitions. [2020-12-01 17:47:19,047 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1176 transitions. [2020-12-01 17:47:19,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-12-01 17:47:19,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:19,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:19,122 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:47:19,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:19,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 905 states and 1179 transitions. [2020-12-01 17:47:19,232 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1179 transitions. [2020-12-01 17:47:19,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-12-01 17:47:19,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:19,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:19,313 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:47:19,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:19,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 922 states and 1197 transitions. [2020-12-01 17:47:19,689 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1197 transitions. [2020-12-01 17:47:19,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-12-01 17:47:19,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:19,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:19,767 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:47:20,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:20,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 952 states and 1228 transitions. [2020-12-01 17:47:20,362 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1228 transitions. [2020-12-01 17:47:20,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-12-01 17:47:20,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:20,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:20,537 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-12-01 17:47:22,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:22,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 1016 states and 1304 transitions. [2020-12-01 17:47:22,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1304 transitions. [2020-12-01 17:47:22,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-12-01 17:47:22,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:23,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:23,110 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 17:47:23,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:23,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1018 states and 1310 transitions. [2020-12-01 17:47:23,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1310 transitions. [2020-12-01 17:47:23,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-12-01 17:47:23,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:23,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:23,304 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 17:47:24,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:24,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 1023 states and 1315 transitions. [2020-12-01 17:47:24,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1315 transitions. [2020-12-01 17:47:24,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-12-01 17:47:24,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:24,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:24,087 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 17:47:24,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:24,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1028 states and 1320 transitions. [2020-12-01 17:47:24,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1320 transitions. [2020-12-01 17:47:24,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-12-01 17:47:24,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:24,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:24,639 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:47:25,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:25,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 1077 states and 1372 transitions. [2020-12-01 17:47:25,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1372 transitions. [2020-12-01 17:47:25,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-12-01 17:47:25,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:25,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:25,662 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-01 17:47:26,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:26,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1104 states and 1404 transitions. [2020-12-01 17:47:26,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1404 transitions. [2020-12-01 17:47:26,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-12-01 17:47:26,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:26,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:26,906 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-01 17:47:28,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:28,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1138 states and 1439 transitions. [2020-12-01 17:47:28,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1439 transitions. [2020-12-01 17:47:28,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-12-01 17:47:28,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:28,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:29,006 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-01 17:47:29,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:29,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 1142 states and 1443 transitions. [2020-12-01 17:47:29,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1443 transitions. [2020-12-01 17:47:29,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-12-01 17:47:29,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:29,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:29,556 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 17:47:29,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:29,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 1143 states and 1443 transitions. [2020-12-01 17:47:29,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1443 transitions. [2020-12-01 17:47:29,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-12-01 17:47:29,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:29,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:29,776 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-12-01 17:47:30,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:30,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1148 states and 1449 transitions. [2020-12-01 17:47:30,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1449 transitions. [2020-12-01 17:47:30,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-12-01 17:47:30,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:30,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:30,207 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 17:47:30,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:30,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1151 states and 1451 transitions. [2020-12-01 17:47:30,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1451 transitions. [2020-12-01 17:47:30,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-12-01 17:47:30,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:30,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:30,505 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 17:47:30,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:30,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 1154 states and 1453 transitions. [2020-12-01 17:47:30,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1453 transitions. [2020-12-01 17:47:30,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-12-01 17:47:30,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:30,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:30,753 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 17:47:31,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:31,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 1159 states and 1459 transitions. [2020-12-01 17:47:31,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1459 transitions. [2020-12-01 17:47:31,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-12-01 17:47:31,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:31,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:31,377 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 17:47:31,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:31,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1162 states and 1461 transitions. [2020-12-01 17:47:31,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1461 transitions. [2020-12-01 17:47:31,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-12-01 17:47:31,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:31,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:31,662 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 17:47:31,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:31,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 1165 states and 1463 transitions. [2020-12-01 17:47:31,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1463 transitions. [2020-12-01 17:47:31,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-12-01 17:47:31,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:31,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:32,035 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 17:47:33,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:33,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 1204 states and 1510 transitions. [2020-12-01 17:47:33,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 1510 transitions. [2020-12-01 17:47:33,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-12-01 17:47:33,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:33,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:33,461 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 17:47:35,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:35,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1253 states and 1560 transitions. [2020-12-01 17:47:35,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1560 transitions. [2020-12-01 17:47:35,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-12-01 17:47:35,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:35,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:35,628 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 17:47:35,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:35,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1254 states and 1560 transitions. [2020-12-01 17:47:35,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1560 transitions. [2020-12-01 17:47:35,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-12-01 17:47:35,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:35,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:35,923 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 17:47:36,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:36,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1259 states and 1564 transitions. [2020-12-01 17:47:36,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1564 transitions. [2020-12-01 17:47:36,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-12-01 17:47:36,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:36,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:36,951 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 104 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:47:40,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:40,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 1326 states and 1651 transitions. [2020-12-01 17:47:40,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1651 transitions. [2020-12-01 17:47:40,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-12-01 17:47:40,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:40,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:40,740 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 104 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:47:42,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:42,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1354 states and 1682 transitions. [2020-12-01 17:47:42,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1682 transitions. [2020-12-01 17:47:42,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-12-01 17:47:42,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:42,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:43,007 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 104 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:47:43,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:43,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1355 states and 1682 transitions. [2020-12-01 17:47:43,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1682 transitions. [2020-12-01 17:47:43,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-12-01 17:47:43,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:43,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:43,212 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 17:47:43,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:43,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1358 states and 1685 transitions. [2020-12-01 17:47:43,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1685 transitions. [2020-12-01 17:47:43,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-12-01 17:47:43,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:43,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:43,673 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 17:47:44,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:44,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 1362 states and 1688 transitions. [2020-12-01 17:47:44,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 1688 transitions. [2020-12-01 17:47:44,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2020-12-01 17:47:44,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:44,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:44,247 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2020-12-01 17:47:46,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:46,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1408 states and 1747 transitions. [2020-12-01 17:47:46,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 1747 transitions. [2020-12-01 17:47:46,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2020-12-01 17:47:46,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:46,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:46,800 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2020-12-01 17:47:47,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:47,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 1410 states and 1749 transitions. [2020-12-01 17:47:47,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 1749 transitions. [2020-12-01 17:47:47,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-12-01 17:47:47,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:47,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:48,335 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 63 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:47:52,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:52,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 1514 states and 1865 transitions. [2020-12-01 17:47:52,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 1865 transitions. [2020-12-01 17:47:52,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-12-01 17:47:52,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:52,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:53,221 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-12-01 17:47:55,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:55,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 1561 states and 1917 transitions. [2020-12-01 17:47:55,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 1917 transitions. [2020-12-01 17:47:55,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-12-01 17:47:55,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:55,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:55,861 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:47:56,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:56,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1937 states to 1581 states and 1937 transitions. [2020-12-01 17:47:56,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 1937 transitions. [2020-12-01 17:47:56,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-12-01 17:47:56,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:56,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:56,488 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2020-12-01 17:47:56,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:56,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1937 states to 1582 states and 1937 transitions. [2020-12-01 17:47:56,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 1937 transitions. [2020-12-01 17:47:56,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-12-01 17:47:56,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:56,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:57,234 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 108 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:48:00,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:00,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 1657 states and 2022 transitions. [2020-12-01 17:48:00,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 2022 transitions. [2020-12-01 17:48:00,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-12-01 17:48:00,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:01,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:01,212 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 108 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:48:01,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:01,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2033 states to 1668 states and 2033 transitions. [2020-12-01 17:48:01,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 2033 transitions. [2020-12-01 17:48:01,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-12-01 17:48:01,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:01,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:02,033 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 108 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:48:03,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:03,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 1673 states and 2037 transitions. [2020-12-01 17:48:03,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 2037 transitions. [2020-12-01 17:48:03,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-12-01 17:48:03,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:03,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:03,199 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-12-01 17:48:04,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:04,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 1679 states and 2042 transitions. [2020-12-01 17:48:04,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 2042 transitions. [2020-12-01 17:48:04,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-12-01 17:48:04,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:04,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:04,539 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-12-01 17:48:05,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:05,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2047 states to 1684 states and 2047 transitions. [2020-12-01 17:48:05,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1684 states and 2047 transitions. [2020-12-01 17:48:05,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-12-01 17:48:05,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:05,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:05,645 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-12-01 17:48:06,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:06,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2047 states to 1685 states and 2047 transitions. [2020-12-01 17:48:06,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 2047 transitions. [2020-12-01 17:48:06,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-12-01 17:48:06,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:06,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:06,089 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2020-12-01 17:48:06,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:06,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2057 states to 1694 states and 2057 transitions. [2020-12-01 17:48:06,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 2057 transitions. [2020-12-01 17:48:06,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-12-01 17:48:06,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:06,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:06,680 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2020-12-01 17:48:06,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:06,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2061 states to 1699 states and 2061 transitions. [2020-12-01 17:48:06,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 2061 transitions. [2020-12-01 17:48:06,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2020-12-01 17:48:06,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:07,043 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2020-12-01 17:48:07,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:07,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 1701 states and 2062 transitions. [2020-12-01 17:48:07,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 2062 transitions. [2020-12-01 17:48:07,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2020-12-01 17:48:07,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:07,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:07,480 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2020-12-01 17:48:08,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:08,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2064 states to 1704 states and 2064 transitions. [2020-12-01 17:48:08,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 2064 transitions. [2020-12-01 17:48:08,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2020-12-01 17:48:08,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:08,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:09,819 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 180 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:48:14,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:14,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 1753 states and 2118 transitions. [2020-12-01 17:48:14,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 2118 transitions. [2020-12-01 17:48:14,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2020-12-01 17:48:14,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:14,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:15,186 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-12-01 17:48:17,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:17,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 1819 states and 2186 transitions. [2020-12-01 17:48:17,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 2186 transitions. [2020-12-01 17:48:17,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2020-12-01 17:48:17,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:17,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:18,000 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-12-01 17:48:18,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:18,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2188 states to 1822 states and 2188 transitions. [2020-12-01 17:48:18,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 2188 transitions. [2020-12-01 17:48:18,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2020-12-01 17:48:18,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:18,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:18,963 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 124 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:48:22,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:22,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2235 states to 1865 states and 2235 transitions. [2020-12-01 17:48:22,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 2235 transitions. [2020-12-01 17:48:22,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-12-01 17:48:22,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:22,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:22,943 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 17:48:26,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:26,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2298 states to 1917 states and 2298 transitions. [2020-12-01 17:48:26,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1917 states and 2298 transitions. [2020-12-01 17:48:26,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-12-01 17:48:26,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:27,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:27,102 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 17:48:27,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:27,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2314 states to 1933 states and 2314 transitions. [2020-12-01 17:48:27,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1933 states and 2314 transitions. [2020-12-01 17:48:27,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-12-01 17:48:27,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:27,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:28,507 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 118 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:48:34,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:34,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 1977 states and 2381 transitions. [2020-12-01 17:48:34,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1977 states and 2381 transitions. [2020-12-01 17:48:34,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-12-01 17:48:34,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:34,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:34,821 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 118 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:48:37,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:37,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2401 states to 1993 states and 2401 transitions. [2020-12-01 17:48:37,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1993 states and 2401 transitions. [2020-12-01 17:48:37,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-12-01 17:48:37,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:37,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:38,901 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 208 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:48:46,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:46,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 2038 states and 2458 transitions. [2020-12-01 17:48:46,980 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 2458 transitions. [2020-12-01 17:48:46,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-12-01 17:48:46,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:47,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:47,187 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 208 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:48:49,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:49,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 2045 states and 2464 transitions. [2020-12-01 17:48:49,587 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 2464 transitions. [2020-12-01 17:48:49,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-12-01 17:48:49,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:49,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:49,685 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2020-12-01 17:48:50,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:50,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2507 states to 2086 states and 2507 transitions. [2020-12-01 17:48:50,864 INFO L276 IsEmpty]: Start isEmpty. Operand 2086 states and 2507 transitions. [2020-12-01 17:48:50,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2020-12-01 17:48:50,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:50,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:51,119 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2020-12-01 17:48:51,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:51,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2510 states to 2090 states and 2510 transitions. [2020-12-01 17:48:51,856 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 2510 transitions. [2020-12-01 17:48:51,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2020-12-01 17:48:51,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:51,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:52,022 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2020-12-01 17:48:53,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:53,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2511 states to 2092 states and 2511 transitions. [2020-12-01 17:48:53,030 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 2511 transitions. [2020-12-01 17:48:53,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2020-12-01 17:48:53,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:53,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:54,351 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 126 proven. 69 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 17:49:03,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:03,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2666 states to 2230 states and 2666 transitions. [2020-12-01 17:49:03,248 INFO L276 IsEmpty]: Start isEmpty. Operand 2230 states and 2666 transitions. [2020-12-01 17:49:03,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2020-12-01 17:49:03,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:03,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:03,828 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2020-12-01 17:49:06,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:06,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 2300 states and 2738 transitions. [2020-12-01 17:49:06,444 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 2738 transitions. [2020-12-01 17:49:06,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-12-01 17:49:06,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:06,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:06,540 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2020-12-01 17:49:08,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:08,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2746 states to 2309 states and 2746 transitions. [2020-12-01 17:49:08,033 INFO L276 IsEmpty]: Start isEmpty. Operand 2309 states and 2746 transitions. [2020-12-01 17:49:08,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-12-01 17:49:08,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:08,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:08,416 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2020-12-01 17:49:09,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:09,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2755 states to 2318 states and 2755 transitions. [2020-12-01 17:49:09,152 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 2755 transitions. [2020-12-01 17:49:09,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-12-01 17:49:09,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:09,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:09,250 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2020-12-01 17:49:09,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:09,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2755 states to 2319 states and 2755 transitions. [2020-12-01 17:49:09,299 INFO L276 IsEmpty]: Start isEmpty. Operand 2319 states and 2755 transitions. [2020-12-01 17:49:09,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-12-01 17:49:09,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:09,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:09,788 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 143 proven. 86 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-12-01 17:49:13,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:13,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2851 states to 2409 states and 2851 transitions. [2020-12-01 17:49:13,304 INFO L276 IsEmpty]: Start isEmpty. Operand 2409 states and 2851 transitions. [2020-12-01 17:49:13,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2020-12-01 17:49:13,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:13,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:13,455 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2020-12-01 17:49:18,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:18,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2954 states to 2496 states and 2954 transitions. [2020-12-01 17:49:18,635 INFO L276 IsEmpty]: Start isEmpty. Operand 2496 states and 2954 transitions. [2020-12-01 17:49:18,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2020-12-01 17:49:18,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:18,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:19,966 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 361 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2020-12-01 17:49:26,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:26,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3014 states to 2547 states and 3014 transitions. [2020-12-01 17:49:26,948 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 3014 transitions. [2020-12-01 17:49:26,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2020-12-01 17:49:26,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:26,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:27,102 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 361 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2020-12-01 17:49:28,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:28,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3029 states to 2563 states and 3029 transitions. [2020-12-01 17:49:28,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 3029 transitions. [2020-12-01 17:49:28,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2020-12-01 17:49:28,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:28,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:28,928 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 361 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2020-12-01 17:49:30,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:30,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3049 states to 2584 states and 3049 transitions. [2020-12-01 17:49:30,254 INFO L276 IsEmpty]: Start isEmpty. Operand 2584 states and 3049 transitions. [2020-12-01 17:49:30,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2020-12-01 17:49:30,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:30,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:30,378 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 372 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2020-12-01 17:49:31,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:31,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3052 states to 2588 states and 3052 transitions. [2020-12-01 17:49:31,173 INFO L276 IsEmpty]: Start isEmpty. Operand 2588 states and 3052 transitions. [2020-12-01 17:49:31,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2020-12-01 17:49:31,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:31,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:31,327 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2020-12-01 17:49:35,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:35,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3065 states to 2597 states and 3065 transitions. [2020-12-01 17:49:35,511 INFO L276 IsEmpty]: Start isEmpty. Operand 2597 states and 3065 transitions. [2020-12-01 17:49:35,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2020-12-01 17:49:35,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:35,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:36,212 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 396 proven. 106 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2020-12-01 17:49:49,717 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 29 [2020-12-01 17:49:51,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:51,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3216 states to 2705 states and 3216 transitions. [2020-12-01 17:49:51,286 INFO L276 IsEmpty]: Start isEmpty. Operand 2705 states and 3216 transitions. [2020-12-01 17:49:51,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2020-12-01 17:49:51,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:51,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:51,459 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 433 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2020-12-01 17:49:56,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:56,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3232 states to 2719 states and 3232 transitions. [2020-12-01 17:49:56,224 INFO L276 IsEmpty]: Start isEmpty. Operand 2719 states and 3232 transitions. [2020-12-01 17:49:56,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2020-12-01 17:49:56,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:56,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:56,401 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 433 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2020-12-01 17:49:58,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:58,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3236 states to 2723 states and 3236 transitions. [2020-12-01 17:49:58,457 INFO L276 IsEmpty]: Start isEmpty. Operand 2723 states and 3236 transitions. [2020-12-01 17:49:58,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2020-12-01 17:49:58,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:58,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:58,772 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 433 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2020-12-01 17:50:02,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:02,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3247 states to 2735 states and 3247 transitions. [2020-12-01 17:50:02,588 INFO L276 IsEmpty]: Start isEmpty. Operand 2735 states and 3247 transitions. [2020-12-01 17:50:02,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2020-12-01 17:50:02,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:02,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:02,895 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 433 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2020-12-01 17:50:04,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:04,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3252 states to 2742 states and 3252 transitions. [2020-12-01 17:50:04,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3252 transitions. [2020-12-01 17:50:04,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2020-12-01 17:50:04,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:04,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:04,961 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 433 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2020-12-01 17:50:06,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:06,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3257 states to 2748 states and 3257 transitions. [2020-12-01 17:50:06,949 INFO L276 IsEmpty]: Start isEmpty. Operand 2748 states and 3257 transitions. [2020-12-01 17:50:06,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2020-12-01 17:50:06,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:06,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:07,110 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 433 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2020-12-01 17:50:08,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:08,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 2753 states and 3261 transitions. [2020-12-01 17:50:08,224 INFO L276 IsEmpty]: Start isEmpty. Operand 2753 states and 3261 transitions. [2020-12-01 17:50:08,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2020-12-01 17:50:08,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:08,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:10,617 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 368 proven. 76 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2020-12-01 17:50:21,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:21,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3297 states to 2776 states and 3297 transitions. [2020-12-01 17:50:21,133 INFO L276 IsEmpty]: Start isEmpty. Operand 2776 states and 3297 transitions. [2020-12-01 17:50:21,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2020-12-01 17:50:21,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:21,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:21,627 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 355 proven. 101 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2020-12-01 17:50:26,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:26,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3315 states to 2794 states and 3315 transitions. [2020-12-01 17:50:26,012 INFO L276 IsEmpty]: Start isEmpty. Operand 2794 states and 3315 transitions. [2020-12-01 17:50:26,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2020-12-01 17:50:26,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:26,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:26,495 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 355 proven. 101 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2020-12-01 17:50:34,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:34,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3369 states to 2844 states and 3369 transitions. [2020-12-01 17:50:34,599 INFO L276 IsEmpty]: Start isEmpty. Operand 2844 states and 3369 transitions. [2020-12-01 17:50:34,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2020-12-01 17:50:34,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:34,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:34,851 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 423 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2020-12-01 17:50:35,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:35,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3370 states to 2846 states and 3370 transitions. [2020-12-01 17:50:35,153 INFO L276 IsEmpty]: Start isEmpty. Operand 2846 states and 3370 transitions. [2020-12-01 17:50:35,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2020-12-01 17:50:35,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:35,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:36,574 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 453 proven. 24 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2020-12-01 17:50:39,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:39,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3373 states to 2848 states and 3373 transitions. [2020-12-01 17:50:39,007 INFO L276 IsEmpty]: Start isEmpty. Operand 2848 states and 3373 transitions. [2020-12-01 17:50:39,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2020-12-01 17:50:39,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:39,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:39,331 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 453 proven. 24 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2020-12-01 17:50:48,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:48,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3428 states to 2900 states and 3428 transitions. [2020-12-01 17:50:48,758 INFO L276 IsEmpty]: Start isEmpty. Operand 2900 states and 3428 transitions. [2020-12-01 17:50:48,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2020-12-01 17:50:48,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:48,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:49,712 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 434 proven. 103 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2020-12-01 17:50:58,191 WARN L197 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2020-12-01 17:51:00,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:51:00,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 3008 states and 3545 transitions. [2020-12-01 17:51:00,237 INFO L276 IsEmpty]: Start isEmpty. Operand 3008 states and 3545 transitions. [2020-12-01 17:51:00,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2020-12-01 17:51:00,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:51:00,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:51:00,404 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 370 proven. 0 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2020-12-01 17:51:01,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:51:01,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3546 states to 3010 states and 3546 transitions. [2020-12-01 17:51:01,339 INFO L276 IsEmpty]: Start isEmpty. Operand 3010 states and 3546 transitions. [2020-12-01 17:51:01,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2020-12-01 17:51:01,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:51:01,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:51:03,424 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 487 proven. 174 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2020-12-01 17:51:12,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:51:12,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3622 states to 3080 states and 3622 transitions. [2020-12-01 17:51:12,005 INFO L276 IsEmpty]: Start isEmpty. Operand 3080 states and 3622 transitions. [2020-12-01 17:51:12,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2020-12-01 17:51:12,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:51:12,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:51:13,768 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 528 proven. 114 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 17:51:29,970 WARN L197 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 33 [2020-12-01 17:51:32,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:51:32,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3759 states to 3198 states and 3759 transitions. [2020-12-01 17:51:32,082 INFO L276 IsEmpty]: Start isEmpty. Operand 3198 states and 3759 transitions. [2020-12-01 17:51:32,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2020-12-01 17:51:32,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:51:32,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:51:34,282 INFO L134 CoverageAnalysis]: Checked inductivity of 763 backedges. 543 proven. 150 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2020-12-01 17:51:39,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:51:39,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3810 states to 3246 states and 3810 transitions. [2020-12-01 17:51:39,964 INFO L276 IsEmpty]: Start isEmpty. Operand 3246 states and 3810 transitions. [2020-12-01 17:51:39,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2020-12-01 17:51:39,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:51:40,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:51:41,708 INFO L134 CoverageAnalysis]: Checked inductivity of 836 backedges. 614 proven. 153 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-12-01 17:52:13,095 WARN L197 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 33 [2020-12-01 17:52:15,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:52:15,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3966 states to 3378 states and 3966 transitions. [2020-12-01 17:52:15,470 INFO L276 IsEmpty]: Start isEmpty. Operand 3378 states and 3966 transitions. [2020-12-01 17:52:15,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2020-12-01 17:52:15,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:52:15,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:52:15,781 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 444 proven. 0 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2020-12-01 17:52:18,624 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 26 [2020-12-01 17:52:22,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:52:22,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3891 states to 3313 states and 3891 transitions. [2020-12-01 17:52:22,691 INFO L276 IsEmpty]: Start isEmpty. Operand 3313 states and 3891 transitions. [2020-12-01 17:52:22,694 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 17:52:22,694 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 165 iterations. [2020-12-01 17:52:22,703 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 17:52:23,907 WARN L197 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 139 DAG size of output: 46 [2020-12-01 17:52:24,372 WARN L197 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 29 [2020-12-01 17:52:25,563 WARN L197 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 144 DAG size of output: 46 [2020-12-01 17:52:26,022 WARN L197 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 29 [2020-12-01 17:52:26,639 WARN L197 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 29 [2020-12-01 17:52:27,833 WARN L197 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 146 DAG size of output: 46 [2020-12-01 17:52:28,479 WARN L197 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 29 [2020-12-01 17:52:29,759 WARN L197 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 142 DAG size of output: 46 [2020-12-01 17:52:30,411 WARN L197 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 29 [2020-12-01 17:52:31,157 WARN L197 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 29 [2020-12-01 17:52:31,925 WARN L197 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 29 [2020-12-01 17:52:32,640 WARN L197 SmtUtils]: Spent 713.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 29 [2020-12-01 17:52:32,774 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 9 [2020-12-01 17:52:34,302 WARN L197 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 152 DAG size of output: 42 [2020-12-01 17:52:35,181 WARN L197 SmtUtils]: Spent 875.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 29 [2020-12-01 17:52:35,927 WARN L197 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 29 [2020-12-01 17:52:36,670 WARN L197 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 29 [2020-12-01 17:52:37,853 WARN L197 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 142 DAG size of output: 46 [2020-12-01 17:52:38,370 WARN L197 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 29 [2020-12-01 17:52:39,086 WARN L197 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 29 [2020-12-01 17:52:39,692 WARN L197 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 29 [2020-12-01 17:52:40,392 WARN L197 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 29 [2020-12-01 17:52:41,548 WARN L197 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 142 DAG size of output: 46 [2020-12-01 17:52:42,017 WARN L197 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 29 [2020-12-01 17:52:43,054 WARN L197 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 151 DAG size of output: 29 [2020-12-01 17:52:44,338 WARN L197 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 149 DAG size of output: 46 [2020-12-01 17:52:44,836 WARN L197 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 29 [2020-12-01 17:52:46,091 WARN L197 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 142 DAG size of output: 46 [2020-12-01 17:52:46,812 WARN L197 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 29 [2020-12-01 17:52:48,105 WARN L197 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 139 DAG size of output: 46 [2020-12-01 17:52:48,738 WARN L197 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 29 [2020-12-01 17:52:49,837 WARN L197 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 139 DAG size of output: 29 [2020-12-01 17:52:50,734 WARN L197 SmtUtils]: Spent 895.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 29 [2020-12-01 17:52:50,914 WARN L197 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 9 [2020-12-01 17:52:51,546 WARN L197 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 29 [2020-12-01 17:52:52,292 WARN L197 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 29 [2020-12-01 17:52:53,623 WARN L197 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 136 DAG size of output: 46 [2020-12-01 17:52:54,930 WARN L197 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 146 DAG size of output: 42 [2020-12-01 17:52:55,965 WARN L197 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 140 DAG size of output: 44 [2020-12-01 17:52:56,505 WARN L197 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 29 [2020-12-01 17:52:57,494 WARN L197 SmtUtils]: Spent 984.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 29 [2020-12-01 17:52:57,974 WARN L197 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 29 [2020-12-01 17:52:59,042 WARN L197 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 155 DAG size of output: 29 [2020-12-01 17:52:59,556 WARN L197 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 29 [2020-12-01 17:53:00,872 WARN L197 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 144 DAG size of output: 46 [2020-12-01 17:53:02,184 WARN L197 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 146 DAG size of output: 46 [2020-12-01 17:53:03,496 WARN L197 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 146 DAG size of output: 46 [2020-12-01 17:53:04,207 WARN L197 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 29 [2020-12-01 17:53:05,489 WARN L197 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 139 DAG size of output: 46 [2020-12-01 17:53:06,488 WARN L197 SmtUtils]: Spent 998.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 29 [2020-12-01 17:53:07,371 WARN L197 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 29 [2020-12-01 17:53:08,295 WARN L197 SmtUtils]: Spent 922.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 29 [2020-12-01 17:53:09,240 WARN L197 SmtUtils]: Spent 944.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 44 [2020-12-01 17:53:10,120 WARN L197 SmtUtils]: Spent 878.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 29 [2020-12-01 17:53:11,383 WARN L197 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 153 DAG size of output: 46 [2020-12-01 17:53:12,679 WARN L197 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 149 DAG size of output: 46 [2020-12-01 17:53:13,185 WARN L197 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 29 [2020-12-01 17:53:14,188 WARN L197 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-12-01 17:53:14,951 WARN L197 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 29 [2020-12-01 17:53:15,916 WARN L197 SmtUtils]: Spent 962.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 44 [2020-12-01 17:53:16,536 WARN L197 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 29 [2020-12-01 17:53:17,389 WARN L197 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 29 [2020-12-01 17:53:18,610 WARN L197 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 139 DAG size of output: 46 [2020-12-01 17:53:19,338 WARN L197 SmtUtils]: Spent 727.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 29 [2020-12-01 17:53:20,078 WARN L197 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 29 [2020-12-01 17:53:20,617 WARN L197 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 29 [2020-12-01 17:53:21,358 WARN L197 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 29 [2020-12-01 17:53:21,895 WARN L197 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 29 [2020-12-01 17:53:22,669 WARN L197 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 29 [2020-12-01 17:53:23,312 WARN L197 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 29 [2020-12-01 17:53:24,537 WARN L197 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 146 DAG size of output: 42 [2020-12-01 17:53:24,539 INFO L569 CodeCheckObserver]: Invariant with dag size 29 [2020-12-01 17:53:24,555 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:53:24,555 INFO L569 CodeCheckObserver]: Invariant with dag size 29 [2020-12-01 17:53:24,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:53:24 ImpRootNode [2020-12-01 17:53:24,558 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 17:53:24,559 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 17:53:24,559 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 17:53:24,559 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 17:53:24,560 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:46:37" (3/4) ... [2020-12-01 17:53:24,565 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 17:53:24,594 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 103 nodes and edges [2020-12-01 17:53:24,596 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-12-01 17:53:24,598 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-01 17:53:24,601 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-01 17:53:24,786 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_90b9ea2e-2885-49e5-aef8-9863b6d856ce/bin/ukojak/witness.graphml [2020-12-01 17:53:24,786 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 17:53:24,788 INFO L168 Benchmark]: Toolchain (without parser) took 411249.46 ms. Allocated memory was 100.7 MB in the beginning and 3.5 GB in the end (delta: 3.4 GB). Free memory was 72.2 MB in the beginning and 3.0 GB in the end (delta: -2.9 GB). Peak memory consumption was 472.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:53:24,789 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 100.7 MB. Free memory is still 60.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:53:24,789 INFO L168 Benchmark]: CACSL2BoogieTranslator took 843.90 ms. Allocated memory is still 100.7 MB. Free memory was 72.0 MB in the beginning and 59.2 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-01 17:53:24,790 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.91 ms. Allocated memory is still 100.7 MB. Free memory was 59.2 MB in the beginning and 53.6 MB in the end (delta: 5.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 17:53:24,790 INFO L168 Benchmark]: Boogie Preprocessor took 136.13 ms. Allocated memory was 100.7 MB in the beginning and 146.8 MB in the end (delta: 46.1 MB). Free memory was 53.3 MB in the beginning and 119.3 MB in the end (delta: -66.0 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. [2020-12-01 17:53:24,791 INFO L168 Benchmark]: RCFGBuilder took 2705.58 ms. Allocated memory was 146.8 MB in the beginning and 186.6 MB in the end (delta: 39.8 MB). Free memory was 119.2 MB in the beginning and 112.8 MB in the end (delta: 6.5 MB). Peak memory consumption was 78.8 MB. Max. memory is 16.1 GB. [2020-12-01 17:53:24,793 INFO L168 Benchmark]: CodeCheck took 407174.82 ms. Allocated memory was 186.6 MB in the beginning and 3.5 GB in the end (delta: 3.3 GB). Free memory was 112.8 MB in the beginning and 3.0 GB in the end (delta: -2.9 GB). Peak memory consumption was 948.8 MB. Max. memory is 16.1 GB. [2020-12-01 17:53:24,793 INFO L168 Benchmark]: Witness Printer took 227.72 ms. Allocated memory is still 3.5 GB. Free memory was 3.0 GB in the beginning and 3.0 GB in the end (delta: 15.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-01 17:53:24,796 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. VerificationResult: SAFE, OverallTime: 345.2s, OverallIterations: 165, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1916797604 SDtfs, 1137297664 SDslu, -1786768296 SDs, 0 SdLazy, 2018333100 SolverSat, -1992893756 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1039.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 188078 GetRequests, 180262 SyntacticMatches, 6430 SemanticMatches, 1386 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1302544 ImplicationChecksByTransitivity, 288.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.1s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 27.2s InterpolantComputationTime, 27158 NumberOfCodeBlocks, 27158 NumberOfCodeBlocksAsserted, 164 NumberOfCheckSat, 26994 ConstructedInterpolants, 0 QuantifiedInterpolants, 24093080 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 164 InterpolantComputations, 137 PerfectInterpolantSequences, 26122/27951 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: 593]: Loop Invariant Derived loop invariant: (((((((((a21 == 1 && a7 == 1) && a12 == 8) && a20 == 1) && 5 == a16) || (((a20 == a17 && a21 == 1) && a12 == 8) && a16 == 4)) || ((((a21 == 1 && a12 == 8) && a20 == 1) && a16 == 4) && !(a7 == 1))) || (((a20 == a17 && a21 == 1) && a12 == 8) && 5 == a16)) || a17 == 1) || a8 <= 13) || 15 <= a8 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: (((((((((a21 == 1 && a7 == 1) && a12 == 8) && a20 == 1) && 5 == a16) || (((a20 == a17 && a21 == 1) && a12 == 8) && a16 == 4)) || ((((a21 == 1 && a12 == 8) && a20 == 1) && a16 == 4) && !(a7 == 1))) || (((a20 == a17 && a21 == 1) && a12 == 8) && 5 == a16)) || a17 == 1) || a8 <= 13) || 15 <= a8 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 100.7 MB. Free memory is still 60.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 843.90 ms. Allocated memory is still 100.7 MB. Free memory was 72.0 MB in the beginning and 59.2 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 152.91 ms. Allocated memory is still 100.7 MB. Free memory was 59.2 MB in the beginning and 53.6 MB in the end (delta: 5.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 136.13 ms. Allocated memory was 100.7 MB in the beginning and 146.8 MB in the end (delta: 46.1 MB). Free memory was 53.3 MB in the beginning and 119.3 MB in the end (delta: -66.0 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2705.58 ms. Allocated memory was 146.8 MB in the beginning and 186.6 MB in the end (delta: 39.8 MB). Free memory was 119.2 MB in the beginning and 112.8 MB in the end (delta: 6.5 MB). Peak memory consumption was 78.8 MB. Max. memory is 16.1 GB. * CodeCheck took 407174.82 ms. Allocated memory was 186.6 MB in the beginning and 3.5 GB in the end (delta: 3.3 GB). Free memory was 112.8 MB in the beginning and 3.0 GB in the end (delta: -2.9 GB). Peak memory consumption was 948.8 MB. Max. memory is 16.1 GB. * Witness Printer took 227.72 ms. Allocated memory is still 3.5 GB. Free memory was 3.0 GB in the beginning and 3.0 GB in the end (delta: 15.9 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...