./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-crafted/xor1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/array-crafted/xor1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/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 60e3e5b28594f6d5a7aa75230727a6058f8b43bd .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/array-crafted/xor1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/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 60e3e5b28594f6d5a7aa75230727a6058f8b43bd ..................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 19:42:07,516 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:42:07,519 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:42:07,580 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:42:07,581 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:42:07,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:42:07,591 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:42:07,599 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:42:07,611 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:42:07,617 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:42:07,619 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:42:07,621 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:42:07,622 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:42:07,631 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:42:07,633 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:42:07,636 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:42:07,637 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:42:07,639 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:42:07,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:42:07,653 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:42:07,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:42:07,660 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:42:07,661 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:42:07,663 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:42:07,666 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:42:07,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:42:07,667 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:42:07,669 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:42:07,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:42:07,671 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:42:07,671 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:42:07,672 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:42:07,673 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:42:07,674 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:42:07,676 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:42:07,676 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:42:07,677 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:42:07,678 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:42:07,678 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:42:07,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:42:07,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:42:07,685 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 19:42:07,732 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:42:07,733 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:42:07,735 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 19:42:07,735 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 19:42:07,736 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:42:07,736 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:42:07,737 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:42:07,737 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 19:42:07,737 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:42:07,737 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 19:42:07,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:42:07,739 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:42:07,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:42:07,739 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:42:07,740 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 19:42:07,740 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:42:07,740 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:42:07,740 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:42:07,741 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 19:42:07,741 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 19:42:07,741 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:42:07,741 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:42:07,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:42:07,742 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:42:07,742 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:42:07,742 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:42:07,742 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 19:42:07,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 19:42:07,743 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:42:07,745 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_0af2496a-51c5-4c8b-9680-164b102dd924/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60e3e5b28594f6d5a7aa75230727a6058f8b43bd [2020-11-29 19:42:08,107 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:42:08,148 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:42:08,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:42:08,152 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:42:08,153 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:42:08,154 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/bin/ukojak/../../sv-benchmarks/c/array-crafted/xor1.i [2020-11-29 19:42:08,240 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/bin/ukojak/data/02bb1a69c/a9d948599de3475885a8306ad9b7c34f/FLAGef691426b [2020-11-29 19:42:08,753 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:42:08,754 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/sv-benchmarks/c/array-crafted/xor1.i [2020-11-29 19:42:08,761 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/bin/ukojak/data/02bb1a69c/a9d948599de3475885a8306ad9b7c34f/FLAGef691426b [2020-11-29 19:42:09,093 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/bin/ukojak/data/02bb1a69c/a9d948599de3475885a8306ad9b7c34f [2020-11-29 19:42:09,097 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:42:09,099 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:42:09,105 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:42:09,106 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:42:09,111 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:42:09,113 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:42:09" (1/1) ... [2020-11-29 19:42:09,115 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53d80f6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:42:09, skipping insertion in model container [2020-11-29 19:42:09,116 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:42:09" (1/1) ... [2020-11-29 19:42:09,124 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:42:09,150 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:42:09,373 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:42:09,383 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 19:42:09,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:42:09,442 INFO L208 MainTranslator]: Completed translation [2020-11-29 19:42:09,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:42:09 WrapperNode [2020-11-29 19:42:09,445 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:42:09,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 19:42:09,447 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 19:42:09,447 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 19:42:09,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:42:09" (1/1) ... [2020-11-29 19:42:09,480 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:42:09" (1/1) ... [2020-11-29 19:42:09,510 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 19:42:09,511 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 19:42:09,511 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 19:42:09,511 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 19:42:09,521 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:42:09" (1/1) ... [2020-11-29 19:42:09,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:42:09" (1/1) ... [2020-11-29 19:42:09,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:42:09" (1/1) ... [2020-11-29 19:42:09,525 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:42:09" (1/1) ... [2020-11-29 19:42:09,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:42:09" (1/1) ... [2020-11-29 19:42:09,538 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:42:09" (1/1) ... [2020-11-29 19:42:09,540 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:42:09" (1/1) ... [2020-11-29 19:42:09,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 19:42:09,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 19:42:09,544 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 19:42:09,544 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 19:42:09,556 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:42:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/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 [2020-11-29 19:42:09,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 19:42:09,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 19:42:09,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-29 19:42:09,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 19:42:09,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 19:42:09,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-29 19:42:09,641 INFO L130 BoogieDeclarations]: Found specification of procedure xor [2020-11-29 19:42:09,641 INFO L138 BoogieDeclarations]: Found implementation of procedure xor [2020-11-29 19:42:09,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 19:42:10,199 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 19:42:10,199 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-29 19:42:10,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:42:10 BoogieIcfgContainer [2020-11-29 19:42:10,202 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 19:42:10,203 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 19:42:10,203 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 19:42:10,213 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 19:42:10,213 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:42:10" (1/1) ... [2020-11-29 19:42:10,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:42:10,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:10,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2020-11-29 19:42:10,268 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2020-11-29 19:42:10,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-29 19:42:10,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:10,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:10,466 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-29 19:42:10,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:10,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2020-11-29 19:42:10,527 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2020-11-29 19:42:10,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 19:42:10,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:10,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:10,670 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-29 19:42:10,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:10,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2020-11-29 19:42:10,764 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2020-11-29 19:42:10,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 19:42:10,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:10,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:10,877 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-29 19:42:10,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:10,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2020-11-29 19:42:10,918 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2020-11-29 19:42:10,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-29 19:42:10,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:10,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:10,994 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-11-29 19:42:11,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:11,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2020-11-29 19:42:11,071 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2020-11-29 19:42:11,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-29 19:42:11,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:11,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:11,198 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-11-29 19:42:11,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:11,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2020-11-29 19:42:11,243 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2020-11-29 19:42:11,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-29 19:42:11,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:11,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:11,338 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-11-29 19:42:11,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:11,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2020-11-29 19:42:11,458 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2020-11-29 19:42:11,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-11-29 19:42:11,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:11,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:11,609 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-11-29 19:42:11,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:11,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2020-11-29 19:42:11,716 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2020-11-29 19:42:11,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-29 19:42:11,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:11,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:11,834 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:11,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:11,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2020-11-29 19:42:11,926 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2020-11-29 19:42:11,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-29 19:42:11,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:11,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:12,055 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:12,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:12,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2020-11-29 19:42:12,209 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2020-11-29 19:42:12,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-29 19:42:12,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:12,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:12,329 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:12,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:12,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2020-11-29 19:42:12,476 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2020-11-29 19:42:12,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-29 19:42:12,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:12,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:12,584 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:12,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:12,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2020-11-29 19:42:12,756 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2020-11-29 19:42:12,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-29 19:42:12,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:12,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:12,859 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:13,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:13,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2020-11-29 19:42:13,027 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2020-11-29 19:42:13,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-11-29 19:42:13,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:13,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:13,136 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:13,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:13,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2020-11-29 19:42:13,321 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2020-11-29 19:42:13,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-11-29 19:42:13,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:13,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:13,429 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:13,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:13,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2020-11-29 19:42:13,592 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2020-11-29 19:42:13,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-29 19:42:13,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:13,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:13,686 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:13,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:13,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 33 states and 43 transitions. [2020-11-29 19:42:13,873 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2020-11-29 19:42:13,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-29 19:42:13,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:13,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:14,014 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:14,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:14,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2020-11-29 19:42:14,208 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2020-11-29 19:42:14,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-29 19:42:14,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:14,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:14,308 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:14,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:14,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 45 transitions. [2020-11-29 19:42:14,500 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2020-11-29 19:42:14,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-29 19:42:14,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:14,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:14,657 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:14,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:14,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2020-11-29 19:42:14,861 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2020-11-29 19:42:14,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-29 19:42:14,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:14,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:14,987 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:15,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:15,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2020-11-29 19:42:15,180 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2020-11-29 19:42:15,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-11-29 19:42:15,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:15,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:15,356 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:15,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:15,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 38 states and 48 transitions. [2020-11-29 19:42:15,566 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2020-11-29 19:42:15,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-29 19:42:15,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:15,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:15,676 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:15,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:15,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2020-11-29 19:42:15,866 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2020-11-29 19:42:15,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-29 19:42:15,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:15,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:16,020 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:16,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:16,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 40 states and 50 transitions. [2020-11-29 19:42:16,253 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2020-11-29 19:42:16,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-11-29 19:42:16,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:16,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:16,412 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:16,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:16,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2020-11-29 19:42:16,661 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2020-11-29 19:42:16,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-11-29 19:42:16,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:16,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:16,793 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:17,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:17,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 42 states and 52 transitions. [2020-11-29 19:42:17,070 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2020-11-29 19:42:17,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-11-29 19:42:17,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:17,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:17,231 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:17,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:17,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 43 states and 53 transitions. [2020-11-29 19:42:17,510 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 53 transitions. [2020-11-29 19:42:17,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-29 19:42:17,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:17,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:17,684 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:17,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:17,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 44 states and 54 transitions. [2020-11-29 19:42:17,943 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 54 transitions. [2020-11-29 19:42:17,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-29 19:42:17,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:17,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:18,073 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:18,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:18,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 45 states and 55 transitions. [2020-11-29 19:42:18,354 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2020-11-29 19:42:18,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-29 19:42:18,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:18,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:18,516 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:18,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:18,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 46 states and 56 transitions. [2020-11-29 19:42:18,792 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 56 transitions. [2020-11-29 19:42:18,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-29 19:42:18,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:18,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:18,984 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:19,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:19,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 47 states and 57 transitions. [2020-11-29 19:42:19,241 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2020-11-29 19:42:19,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-29 19:42:19,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:19,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:19,404 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:19,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:19,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 48 states and 58 transitions. [2020-11-29 19:42:19,724 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2020-11-29 19:42:19,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-11-29 19:42:19,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:19,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:19,907 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:20,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:20,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 49 states and 59 transitions. [2020-11-29 19:42:20,218 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2020-11-29 19:42:20,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-11-29 19:42:20,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:20,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:20,394 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:20,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:20,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 60 transitions. [2020-11-29 19:42:20,723 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2020-11-29 19:42:20,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-11-29 19:42:20,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:20,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:20,882 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:21,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:21,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 51 states and 61 transitions. [2020-11-29 19:42:21,178 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2020-11-29 19:42:21,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-11-29 19:42:21,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:21,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:21,334 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:21,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:21,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 52 states and 62 transitions. [2020-11-29 19:42:21,709 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 62 transitions. [2020-11-29 19:42:21,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-11-29 19:42:21,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:21,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:21,881 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:22,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:22,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 53 states and 63 transitions. [2020-11-29 19:42:22,181 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 63 transitions. [2020-11-29 19:42:22,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-11-29 19:42:22,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:22,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:22,382 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:22,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:22,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 54 states and 64 transitions. [2020-11-29 19:42:22,734 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2020-11-29 19:42:22,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-29 19:42:22,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:22,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:22,921 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:23,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:23,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 55 states and 65 transitions. [2020-11-29 19:42:23,276 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 65 transitions. [2020-11-29 19:42:23,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-11-29 19:42:23,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:23,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:23,501 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:23,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:23,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 56 states and 66 transitions. [2020-11-29 19:42:23,873 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 66 transitions. [2020-11-29 19:42:23,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-11-29 19:42:23,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:23,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:24,076 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:24,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:24,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 57 states and 67 transitions. [2020-11-29 19:42:24,454 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2020-11-29 19:42:24,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-11-29 19:42:24,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:24,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:24,661 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:25,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:25,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 58 states and 68 transitions. [2020-11-29 19:42:25,033 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 68 transitions. [2020-11-29 19:42:25,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-11-29 19:42:25,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:25,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:25,235 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:25,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:25,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 59 states and 69 transitions. [2020-11-29 19:42:25,632 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 69 transitions. [2020-11-29 19:42:25,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-11-29 19:42:25,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:25,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:25,818 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:26,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:26,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 60 states and 70 transitions. [2020-11-29 19:42:26,124 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 70 transitions. [2020-11-29 19:42:26,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-11-29 19:42:26,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:26,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:26,335 INFO L134 CoverageAnalysis]: Checked inductivity of 778 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:26,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:26,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 61 states and 71 transitions. [2020-11-29 19:42:26,685 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 71 transitions. [2020-11-29 19:42:26,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-11-29 19:42:26,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:26,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:26,895 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:27,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:27,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 62 states and 72 transitions. [2020-11-29 19:42:27,321 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 72 transitions. [2020-11-29 19:42:27,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-11-29 19:42:27,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:27,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:27,552 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:27,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:27,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 63 states and 73 transitions. [2020-11-29 19:42:27,857 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 73 transitions. [2020-11-29 19:42:27,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-11-29 19:42:27,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:27,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:28,064 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:28,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:28,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 64 states and 74 transitions. [2020-11-29 19:42:28,434 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 74 transitions. [2020-11-29 19:42:28,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-11-29 19:42:28,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:28,652 INFO L134 CoverageAnalysis]: Checked inductivity of 936 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:28,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:28,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 65 states and 75 transitions. [2020-11-29 19:42:28,960 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 75 transitions. [2020-11-29 19:42:28,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-11-29 19:42:28,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:28,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:29,209 INFO L134 CoverageAnalysis]: Checked inductivity of 978 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:29,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:29,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 66 states and 76 transitions. [2020-11-29 19:42:29,621 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 76 transitions. [2020-11-29 19:42:29,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-11-29 19:42:29,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:29,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:29,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1021 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:30,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:30,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 67 states and 77 transitions. [2020-11-29 19:42:30,303 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 77 transitions. [2020-11-29 19:42:30,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-11-29 19:42:30,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:30,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:30,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1065 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:30,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:30,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 68 states and 78 transitions. [2020-11-29 19:42:30,985 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 78 transitions. [2020-11-29 19:42:30,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-11-29 19:42:30,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:31,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:31,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1110 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:31,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:31,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 69 states and 79 transitions. [2020-11-29 19:42:31,627 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 79 transitions. [2020-11-29 19:42:31,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-11-29 19:42:31,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:31,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:31,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1156 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:32,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:32,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 70 states and 80 transitions. [2020-11-29 19:42:32,391 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 80 transitions. [2020-11-29 19:42:32,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-11-29 19:42:32,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:32,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:32,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1203 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:33,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:33,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 71 states and 81 transitions. [2020-11-29 19:42:33,042 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 81 transitions. [2020-11-29 19:42:33,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-11-29 19:42:33,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:33,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:33,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1251 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:33,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:33,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 72 states and 82 transitions. [2020-11-29 19:42:33,834 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 82 transitions. [2020-11-29 19:42:33,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-11-29 19:42:33,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:33,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:34,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:34,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:34,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 73 states and 83 transitions. [2020-11-29 19:42:34,508 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 83 transitions. [2020-11-29 19:42:34,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-11-29 19:42:34,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:34,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:34,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1350 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:35,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:35,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 74 states and 84 transitions. [2020-11-29 19:42:35,398 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 84 transitions. [2020-11-29 19:42:35,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-29 19:42:35,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:35,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:35,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1401 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:36,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:36,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 75 states and 85 transitions. [2020-11-29 19:42:36,228 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 85 transitions. [2020-11-29 19:42:36,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-11-29 19:42:36,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:36,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:36,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1453 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:37,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:37,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 76 states and 86 transitions. [2020-11-29 19:42:37,067 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 86 transitions. [2020-11-29 19:42:37,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-29 19:42:37,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:37,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:37,407 INFO L134 CoverageAnalysis]: Checked inductivity of 1506 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:37,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:37,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 77 states and 87 transitions. [2020-11-29 19:42:37,814 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 87 transitions. [2020-11-29 19:42:37,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-11-29 19:42:37,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:37,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:38,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:38,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:38,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 78 states and 88 transitions. [2020-11-29 19:42:38,665 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 88 transitions. [2020-11-29 19:42:38,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-11-29 19:42:38,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:38,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:38,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1615 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:39,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:39,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 79 states and 89 transitions. [2020-11-29 19:42:39,342 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 89 transitions. [2020-11-29 19:42:39,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-11-29 19:42:39,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:39,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:39,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1671 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:40,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:40,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 80 states and 90 transitions. [2020-11-29 19:42:40,311 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 90 transitions. [2020-11-29 19:42:40,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-11-29 19:42:40,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:40,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:40,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1728 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:41,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:41,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 81 states and 91 transitions. [2020-11-29 19:42:41,084 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 91 transitions. [2020-11-29 19:42:41,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-11-29 19:42:41,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:41,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:41,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1786 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:41,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:41,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 82 states and 92 transitions. [2020-11-29 19:42:41,789 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 92 transitions. [2020-11-29 19:42:41,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-11-29 19:42:41,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:41,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:42,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1845 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:42,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:42,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 83 states and 93 transitions. [2020-11-29 19:42:42,689 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 93 transitions. [2020-11-29 19:42:42,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-11-29 19:42:42,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:42,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:43,015 INFO L134 CoverageAnalysis]: Checked inductivity of 1905 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:43,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:43,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 84 states and 94 transitions. [2020-11-29 19:42:43,468 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 94 transitions. [2020-11-29 19:42:43,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-11-29 19:42:43,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:43,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:43,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1966 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:44,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:44,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 85 states and 95 transitions. [2020-11-29 19:42:44,148 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 95 transitions. [2020-11-29 19:42:44,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-11-29 19:42:44,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:44,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:44,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2028 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:45,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:45,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 86 states and 96 transitions. [2020-11-29 19:42:45,157 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 96 transitions. [2020-11-29 19:42:45,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-11-29 19:42:45,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:45,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:45,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2091 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:45,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:45,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 87 states and 97 transitions. [2020-11-29 19:42:45,967 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 97 transitions. [2020-11-29 19:42:45,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-11-29 19:42:45,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:46,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:46,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2155 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:46,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:46,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 88 states and 98 transitions. [2020-11-29 19:42:46,972 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 98 transitions. [2020-11-29 19:42:46,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-11-29 19:42:46,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:47,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:47,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2220 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:47,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:47,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 89 states and 99 transitions. [2020-11-29 19:42:47,970 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 99 transitions. [2020-11-29 19:42:47,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-11-29 19:42:47,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:48,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:48,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2286 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:48,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:48,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 90 states and 100 transitions. [2020-11-29 19:42:48,750 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 100 transitions. [2020-11-29 19:42:48,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-11-29 19:42:48,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:48,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:49,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2353 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:49,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:49,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 91 states and 101 transitions. [2020-11-29 19:42:49,794 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 101 transitions. [2020-11-29 19:42:49,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-11-29 19:42:49,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:49,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:50,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2421 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:50,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:50,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 92 states and 102 transitions. [2020-11-29 19:42:50,641 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 102 transitions. [2020-11-29 19:42:50,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-11-29 19:42:50,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:50,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:51,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2490 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:51,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:51,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 93 states and 103 transitions. [2020-11-29 19:42:51,542 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 103 transitions. [2020-11-29 19:42:51,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-11-29 19:42:51,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:51,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:51,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2560 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:52,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:52,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 94 states and 104 transitions. [2020-11-29 19:42:52,367 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 104 transitions. [2020-11-29 19:42:52,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-11-29 19:42:52,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:52,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:52,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2631 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:53,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:53,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 95 states and 105 transitions. [2020-11-29 19:42:53,334 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 105 transitions. [2020-11-29 19:42:53,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-11-29 19:42:53,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:53,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:53,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2703 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:54,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:54,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 96 states and 106 transitions. [2020-11-29 19:42:54,490 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 106 transitions. [2020-11-29 19:42:54,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-11-29 19:42:54,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:54,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:54,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2776 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:55,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:55,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 97 states and 107 transitions. [2020-11-29 19:42:55,367 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 107 transitions. [2020-11-29 19:42:55,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-11-29 19:42:55,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:55,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:55,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:56,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:56,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 98 states and 108 transitions. [2020-11-29 19:42:56,250 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 108 transitions. [2020-11-29 19:42:56,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-11-29 19:42:56,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:56,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:56,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2925 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:57,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:57,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 99 states and 109 transitions. [2020-11-29 19:42:57,164 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 109 transitions. [2020-11-29 19:42:57,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-11-29 19:42:57,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:57,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:57,552 INFO L134 CoverageAnalysis]: Checked inductivity of 3001 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:58,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:58,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 100 states and 110 transitions. [2020-11-29 19:42:58,137 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 110 transitions. [2020-11-29 19:42:58,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-11-29 19:42:58,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:58,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:58,479 INFO L134 CoverageAnalysis]: Checked inductivity of 3078 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:58,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:58,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 101 states and 111 transitions. [2020-11-29 19:42:58,981 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 111 transitions. [2020-11-29 19:42:58,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-11-29 19:42:58,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:59,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:59,279 INFO L134 CoverageAnalysis]: Checked inductivity of 3156 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:42:59,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:59,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 102 states and 112 transitions. [2020-11-29 19:42:59,784 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 112 transitions. [2020-11-29 19:42:59,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-11-29 19:42:59,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:59,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:00,081 INFO L134 CoverageAnalysis]: Checked inductivity of 3235 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:43:00,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:00,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 103 states and 113 transitions. [2020-11-29 19:43:00,643 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 113 transitions. [2020-11-29 19:43:00,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-11-29 19:43:00,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:00,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:00,949 INFO L134 CoverageAnalysis]: Checked inductivity of 3315 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:43:01,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:01,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 104 states and 114 transitions. [2020-11-29 19:43:01,519 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 114 transitions. [2020-11-29 19:43:01,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-11-29 19:43:01,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:01,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:01,819 INFO L134 CoverageAnalysis]: Checked inductivity of 3396 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:43:02,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:02,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 105 states and 115 transitions. [2020-11-29 19:43:02,481 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 115 transitions. [2020-11-29 19:43:02,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-11-29 19:43:02,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:02,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:02,855 INFO L134 CoverageAnalysis]: Checked inductivity of 3478 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:43:03,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:03,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 106 states and 116 transitions. [2020-11-29 19:43:03,409 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 116 transitions. [2020-11-29 19:43:03,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2020-11-29 19:43:03,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:03,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:03,815 INFO L134 CoverageAnalysis]: Checked inductivity of 3561 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:43:04,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:04,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 107 states and 117 transitions. [2020-11-29 19:43:04,383 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 117 transitions. [2020-11-29 19:43:04,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-11-29 19:43:04,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:04,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:04,859 INFO L134 CoverageAnalysis]: Checked inductivity of 3645 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:43:05,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:05,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 108 states and 118 transitions. [2020-11-29 19:43:05,413 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 118 transitions. [2020-11-29 19:43:05,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-11-29 19:43:05,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:05,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:05,759 INFO L134 CoverageAnalysis]: Checked inductivity of 3730 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:43:06,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:06,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 109 states and 119 transitions. [2020-11-29 19:43:06,392 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 119 transitions. [2020-11-29 19:43:06,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2020-11-29 19:43:06,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:06,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:06,680 INFO L134 CoverageAnalysis]: Checked inductivity of 3816 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:43:07,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:07,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 110 states and 120 transitions. [2020-11-29 19:43:07,257 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 120 transitions. [2020-11-29 19:43:07,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-11-29 19:43:07,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:07,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:07,607 INFO L134 CoverageAnalysis]: Checked inductivity of 3903 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:43:08,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:08,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 111 states and 121 transitions. [2020-11-29 19:43:08,161 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 121 transitions. [2020-11-29 19:43:08,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-11-29 19:43:08,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:08,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:08,478 INFO L134 CoverageAnalysis]: Checked inductivity of 3991 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:43:09,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:09,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 112 states and 122 transitions. [2020-11-29 19:43:09,058 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 122 transitions. [2020-11-29 19:43:09,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-11-29 19:43:09,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:09,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:09,449 INFO L134 CoverageAnalysis]: Checked inductivity of 4080 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:43:10,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:10,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 113 states and 123 transitions. [2020-11-29 19:43:10,024 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 123 transitions. [2020-11-29 19:43:10,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-11-29 19:43:10,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:10,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:10,369 INFO L134 CoverageAnalysis]: Checked inductivity of 4170 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:43:10,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:10,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 114 states and 124 transitions. [2020-11-29 19:43:10,975 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 124 transitions. [2020-11-29 19:43:10,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-11-29 19:43:10,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:11,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:11,331 INFO L134 CoverageAnalysis]: Checked inductivity of 4261 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:43:11,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:11,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 115 states and 125 transitions. [2020-11-29 19:43:11,974 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 125 transitions. [2020-11-29 19:43:11,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-11-29 19:43:11,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:12,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:12,346 INFO L134 CoverageAnalysis]: Checked inductivity of 4353 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:43:13,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:13,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 116 states and 126 transitions. [2020-11-29 19:43:13,099 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 126 transitions. [2020-11-29 19:43:13,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-11-29 19:43:13,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:13,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:13,539 INFO L134 CoverageAnalysis]: Checked inductivity of 4446 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:43:14,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:14,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 117 states and 127 transitions. [2020-11-29 19:43:14,191 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 127 transitions. [2020-11-29 19:43:14,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-11-29 19:43:14,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:14,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:14,521 INFO L134 CoverageAnalysis]: Checked inductivity of 4540 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:43:15,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:15,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 118 states and 128 transitions. [2020-11-29 19:43:15,148 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 128 transitions. [2020-11-29 19:43:15,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-11-29 19:43:15,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:15,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:15,489 INFO L134 CoverageAnalysis]: Checked inductivity of 4635 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:43:16,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:16,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 119 states and 129 transitions. [2020-11-29 19:43:16,147 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 129 transitions. [2020-11-29 19:43:16,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-11-29 19:43:16,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:16,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:16,526 INFO L134 CoverageAnalysis]: Checked inductivity of 4731 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:43:17,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:17,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 120 states and 130 transitions. [2020-11-29 19:43:17,249 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 130 transitions. [2020-11-29 19:43:17,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-11-29 19:43:17,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:17,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:17,673 INFO L134 CoverageAnalysis]: Checked inductivity of 4828 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:43:18,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:18,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 121 states and 131 transitions. [2020-11-29 19:43:18,528 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 131 transitions. [2020-11-29 19:43:18,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-11-29 19:43:18,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:18,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:18,890 INFO L134 CoverageAnalysis]: Checked inductivity of 4926 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:43:19,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:19,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 122 states and 132 transitions. [2020-11-29 19:43:19,565 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 132 transitions. [2020-11-29 19:43:19,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-11-29 19:43:19,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:19,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:20,009 INFO L134 CoverageAnalysis]: Checked inductivity of 5025 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 19:43:20,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:20,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 123 states and 132 transitions. [2020-11-29 19:43:20,733 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 132 transitions. [2020-11-29 19:43:20,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-11-29 19:43:20,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:20,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:21,145 INFO L134 CoverageAnalysis]: Checked inductivity of 5125 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 5085 trivial. 0 not checked. [2020-11-29 19:43:21,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:21,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 124 states and 133 transitions. [2020-11-29 19:43:21,826 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 133 transitions. [2020-11-29 19:43:21,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-11-29 19:43:21,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:21,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:22,183 INFO L134 CoverageAnalysis]: Checked inductivity of 5164 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 5102 trivial. 0 not checked. [2020-11-29 19:43:22,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:22,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 125 states and 134 transitions. [2020-11-29 19:43:22,946 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 134 transitions. [2020-11-29 19:43:22,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-11-29 19:43:22,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:22,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:23,346 INFO L134 CoverageAnalysis]: Checked inductivity of 5212 backedges. 0 proven. 89 refuted. 0 times theorem prover too weak. 5123 trivial. 0 not checked. [2020-11-29 19:43:24,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:24,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 126 states and 135 transitions. [2020-11-29 19:43:24,139 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 135 transitions. [2020-11-29 19:43:24,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-11-29 19:43:24,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:24,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:24,498 INFO L134 CoverageAnalysis]: Checked inductivity of 5269 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 5148 trivial. 0 not checked. [2020-11-29 19:43:25,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:25,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 127 states and 136 transitions. [2020-11-29 19:43:25,206 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 136 transitions. [2020-11-29 19:43:25,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-11-29 19:43:25,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:25,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:25,600 INFO L134 CoverageAnalysis]: Checked inductivity of 5335 backedges. 0 proven. 158 refuted. 0 times theorem prover too weak. 5177 trivial. 0 not checked. [2020-11-29 19:43:26,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:26,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 128 states and 137 transitions. [2020-11-29 19:43:26,339 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 137 transitions. [2020-11-29 19:43:26,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-11-29 19:43:26,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:26,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:26,737 INFO L134 CoverageAnalysis]: Checked inductivity of 5410 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 5210 trivial. 0 not checked. [2020-11-29 19:43:27,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:27,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 129 states and 138 transitions. [2020-11-29 19:43:27,433 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 138 transitions. [2020-11-29 19:43:27,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-11-29 19:43:27,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:27,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:27,814 INFO L134 CoverageAnalysis]: Checked inductivity of 5494 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 5247 trivial. 0 not checked. [2020-11-29 19:43:28,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:28,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 130 states and 139 transitions. [2020-11-29 19:43:28,529 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 139 transitions. [2020-11-29 19:43:28,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-11-29 19:43:28,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:28,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:28,931 INFO L134 CoverageAnalysis]: Checked inductivity of 5587 backedges. 0 proven. 299 refuted. 0 times theorem prover too weak. 5288 trivial. 0 not checked. [2020-11-29 19:43:29,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:29,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 131 states and 140 transitions. [2020-11-29 19:43:29,688 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 140 transitions. [2020-11-29 19:43:29,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-11-29 19:43:29,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:29,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:30,044 INFO L134 CoverageAnalysis]: Checked inductivity of 5689 backedges. 0 proven. 356 refuted. 0 times theorem prover too weak. 5333 trivial. 0 not checked. [2020-11-29 19:43:30,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:30,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 132 states and 141 transitions. [2020-11-29 19:43:30,773 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 141 transitions. [2020-11-29 19:43:30,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-11-29 19:43:30,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:30,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:31,148 INFO L134 CoverageAnalysis]: Checked inductivity of 5800 backedges. 0 proven. 418 refuted. 0 times theorem prover too weak. 5382 trivial. 0 not checked. [2020-11-29 19:43:31,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:31,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 133 states and 142 transitions. [2020-11-29 19:43:31,933 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 142 transitions. [2020-11-29 19:43:31,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-11-29 19:43:31,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:31,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:32,353 INFO L134 CoverageAnalysis]: Checked inductivity of 5920 backedges. 0 proven. 485 refuted. 0 times theorem prover too weak. 5435 trivial. 0 not checked. [2020-11-29 19:43:33,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:33,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 134 states and 143 transitions. [2020-11-29 19:43:33,103 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 143 transitions. [2020-11-29 19:43:33,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-11-29 19:43:33,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:33,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:33,512 INFO L134 CoverageAnalysis]: Checked inductivity of 6049 backedges. 0 proven. 557 refuted. 0 times theorem prover too weak. 5492 trivial. 0 not checked. [2020-11-29 19:43:34,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:34,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 135 states and 144 transitions. [2020-11-29 19:43:34,271 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 144 transitions. [2020-11-29 19:43:34,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-11-29 19:43:34,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:34,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:34,641 INFO L134 CoverageAnalysis]: Checked inductivity of 6187 backedges. 0 proven. 634 refuted. 0 times theorem prover too weak. 5553 trivial. 0 not checked. [2020-11-29 19:43:35,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:35,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 136 states and 145 transitions. [2020-11-29 19:43:35,385 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 145 transitions. [2020-11-29 19:43:35,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2020-11-29 19:43:35,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:35,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:35,851 INFO L134 CoverageAnalysis]: Checked inductivity of 6334 backedges. 0 proven. 716 refuted. 0 times theorem prover too weak. 5618 trivial. 0 not checked. [2020-11-29 19:43:36,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:36,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 137 states and 146 transitions. [2020-11-29 19:43:36,668 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 146 transitions. [2020-11-29 19:43:36,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-11-29 19:43:36,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:36,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:37,066 INFO L134 CoverageAnalysis]: Checked inductivity of 6490 backedges. 0 proven. 803 refuted. 0 times theorem prover too weak. 5687 trivial. 0 not checked. [2020-11-29 19:43:37,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:37,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 138 states and 147 transitions. [2020-11-29 19:43:37,836 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 147 transitions. [2020-11-29 19:43:37,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-11-29 19:43:37,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:37,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:38,221 INFO L134 CoverageAnalysis]: Checked inductivity of 6655 backedges. 0 proven. 895 refuted. 0 times theorem prover too weak. 5760 trivial. 0 not checked. [2020-11-29 19:43:38,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:38,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 139 states and 148 transitions. [2020-11-29 19:43:38,996 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 148 transitions. [2020-11-29 19:43:38,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-11-29 19:43:38,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:39,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:39,443 INFO L134 CoverageAnalysis]: Checked inductivity of 6829 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 5837 trivial. 0 not checked. [2020-11-29 19:43:40,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:40,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 140 states and 149 transitions. [2020-11-29 19:43:40,235 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 149 transitions. [2020-11-29 19:43:40,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-11-29 19:43:40,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:40,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:40,651 INFO L134 CoverageAnalysis]: Checked inductivity of 7012 backedges. 0 proven. 1094 refuted. 0 times theorem prover too weak. 5918 trivial. 0 not checked. [2020-11-29 19:43:41,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:41,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 141 states and 150 transitions. [2020-11-29 19:43:41,454 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 150 transitions. [2020-11-29 19:43:41,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2020-11-29 19:43:41,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:41,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:41,848 INFO L134 CoverageAnalysis]: Checked inductivity of 7204 backedges. 0 proven. 1201 refuted. 0 times theorem prover too weak. 6003 trivial. 0 not checked. [2020-11-29 19:43:42,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:42,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 142 states and 151 transitions. [2020-11-29 19:43:42,661 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 151 transitions. [2020-11-29 19:43:42,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2020-11-29 19:43:42,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:42,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:43,187 INFO L134 CoverageAnalysis]: Checked inductivity of 7405 backedges. 0 proven. 1313 refuted. 0 times theorem prover too weak. 6092 trivial. 0 not checked. [2020-11-29 19:43:44,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:44,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 143 states and 152 transitions. [2020-11-29 19:43:44,011 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 152 transitions. [2020-11-29 19:43:44,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-11-29 19:43:44,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:44,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:44,422 INFO L134 CoverageAnalysis]: Checked inductivity of 7615 backedges. 0 proven. 1430 refuted. 0 times theorem prover too weak. 6185 trivial. 0 not checked. [2020-11-29 19:43:45,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:45,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 144 states and 153 transitions. [2020-11-29 19:43:45,262 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 153 transitions. [2020-11-29 19:43:45,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2020-11-29 19:43:45,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:45,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:45,706 INFO L134 CoverageAnalysis]: Checked inductivity of 7834 backedges. 0 proven. 1552 refuted. 0 times theorem prover too weak. 6282 trivial. 0 not checked. [2020-11-29 19:43:46,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:46,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 145 states and 154 transitions. [2020-11-29 19:43:46,544 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 154 transitions. [2020-11-29 19:43:46,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2020-11-29 19:43:46,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:46,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:47,000 INFO L134 CoverageAnalysis]: Checked inductivity of 8062 backedges. 0 proven. 1679 refuted. 0 times theorem prover too weak. 6383 trivial. 0 not checked. [2020-11-29 19:43:47,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:47,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 146 states and 155 transitions. [2020-11-29 19:43:47,806 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 155 transitions. [2020-11-29 19:43:47,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2020-11-29 19:43:47,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:47,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:48,204 INFO L134 CoverageAnalysis]: Checked inductivity of 8299 backedges. 0 proven. 1811 refuted. 0 times theorem prover too weak. 6488 trivial. 0 not checked. [2020-11-29 19:43:49,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:49,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 147 states and 156 transitions. [2020-11-29 19:43:49,032 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 156 transitions. [2020-11-29 19:43:49,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2020-11-29 19:43:49,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:49,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:49,469 INFO L134 CoverageAnalysis]: Checked inductivity of 8545 backedges. 0 proven. 1948 refuted. 0 times theorem prover too weak. 6597 trivial. 0 not checked. [2020-11-29 19:43:50,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:50,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 148 states and 157 transitions. [2020-11-29 19:43:50,313 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 157 transitions. [2020-11-29 19:43:50,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-11-29 19:43:50,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:50,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:50,711 INFO L134 CoverageAnalysis]: Checked inductivity of 8800 backedges. 0 proven. 2090 refuted. 0 times theorem prover too weak. 6710 trivial. 0 not checked. [2020-11-29 19:43:51,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:51,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 149 states and 158 transitions. [2020-11-29 19:43:51,436 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 158 transitions. [2020-11-29 19:43:51,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2020-11-29 19:43:51,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:51,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:51,783 INFO L134 CoverageAnalysis]: Checked inductivity of 9064 backedges. 0 proven. 2237 refuted. 0 times theorem prover too weak. 6827 trivial. 0 not checked. [2020-11-29 19:43:52,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:52,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 150 states and 159 transitions. [2020-11-29 19:43:52,484 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 159 transitions. [2020-11-29 19:43:52,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-11-29 19:43:52,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:52,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:52,833 INFO L134 CoverageAnalysis]: Checked inductivity of 9337 backedges. 0 proven. 2389 refuted. 0 times theorem prover too weak. 6948 trivial. 0 not checked. [2020-11-29 19:43:53,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:53,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 151 states and 160 transitions. [2020-11-29 19:43:53,545 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 160 transitions. [2020-11-29 19:43:53,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-11-29 19:43:53,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:53,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:54,076 INFO L134 CoverageAnalysis]: Checked inductivity of 9619 backedges. 0 proven. 2546 refuted. 0 times theorem prover too weak. 7073 trivial. 0 not checked. [2020-11-29 19:43:54,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:54,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 152 states and 161 transitions. [2020-11-29 19:43:54,965 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 161 transitions. [2020-11-29 19:43:54,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2020-11-29 19:43:54,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:55,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:55,402 INFO L134 CoverageAnalysis]: Checked inductivity of 9910 backedges. 0 proven. 2708 refuted. 0 times theorem prover too weak. 7202 trivial. 0 not checked. [2020-11-29 19:43:56,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:56,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 153 states and 162 transitions. [2020-11-29 19:43:56,206 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 162 transitions. [2020-11-29 19:43:56,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2020-11-29 19:43:56,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:56,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:56,596 INFO L134 CoverageAnalysis]: Checked inductivity of 10210 backedges. 0 proven. 2875 refuted. 0 times theorem prover too weak. 7335 trivial. 0 not checked. [2020-11-29 19:43:57,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:57,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 154 states and 163 transitions. [2020-11-29 19:43:57,372 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 163 transitions. [2020-11-29 19:43:57,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2020-11-29 19:43:57,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:57,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:57,823 INFO L134 CoverageAnalysis]: Checked inductivity of 10519 backedges. 0 proven. 3047 refuted. 0 times theorem prover too weak. 7472 trivial. 0 not checked. [2020-11-29 19:43:58,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:58,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 155 states and 164 transitions. [2020-11-29 19:43:58,654 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 164 transitions. [2020-11-29 19:43:58,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2020-11-29 19:43:58,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:58,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:59,188 INFO L134 CoverageAnalysis]: Checked inductivity of 10837 backedges. 0 proven. 3224 refuted. 0 times theorem prover too weak. 7613 trivial. 0 not checked. [2020-11-29 19:44:00,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:00,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 156 states and 165 transitions. [2020-11-29 19:44:00,125 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 165 transitions. [2020-11-29 19:44:00,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2020-11-29 19:44:00,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:00,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:00,607 INFO L134 CoverageAnalysis]: Checked inductivity of 11164 backedges. 0 proven. 3406 refuted. 0 times theorem prover too weak. 7758 trivial. 0 not checked. [2020-11-29 19:44:01,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:01,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 157 states and 166 transitions. [2020-11-29 19:44:01,541 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 166 transitions. [2020-11-29 19:44:01,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2020-11-29 19:44:01,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:01,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:02,029 INFO L134 CoverageAnalysis]: Checked inductivity of 11500 backedges. 0 proven. 3593 refuted. 0 times theorem prover too weak. 7907 trivial. 0 not checked. [2020-11-29 19:44:02,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:02,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 158 states and 167 transitions. [2020-11-29 19:44:02,884 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 167 transitions. [2020-11-29 19:44:02,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2020-11-29 19:44:02,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:02,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:03,398 INFO L134 CoverageAnalysis]: Checked inductivity of 11845 backedges. 0 proven. 3785 refuted. 0 times theorem prover too weak. 8060 trivial. 0 not checked. [2020-11-29 19:44:04,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:04,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 159 states and 168 transitions. [2020-11-29 19:44:04,362 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 168 transitions. [2020-11-29 19:44:04,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2020-11-29 19:44:04,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:04,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:04,860 INFO L134 CoverageAnalysis]: Checked inductivity of 12199 backedges. 0 proven. 3982 refuted. 0 times theorem prover too weak. 8217 trivial. 0 not checked. [2020-11-29 19:44:05,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:05,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 160 states and 169 transitions. [2020-11-29 19:44:05,889 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 169 transitions. [2020-11-29 19:44:05,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2020-11-29 19:44:05,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:05,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:06,363 INFO L134 CoverageAnalysis]: Checked inductivity of 12562 backedges. 0 proven. 4184 refuted. 0 times theorem prover too weak. 8378 trivial. 0 not checked. [2020-11-29 19:44:07,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:07,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 161 states and 170 transitions. [2020-11-29 19:44:07,320 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 170 transitions. [2020-11-29 19:44:07,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2020-11-29 19:44:07,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:07,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:07,816 INFO L134 CoverageAnalysis]: Checked inductivity of 12934 backedges. 0 proven. 4391 refuted. 0 times theorem prover too weak. 8543 trivial. 0 not checked. [2020-11-29 19:44:08,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:08,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 162 states and 171 transitions. [2020-11-29 19:44:08,770 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 171 transitions. [2020-11-29 19:44:08,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2020-11-29 19:44:08,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:08,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:09,187 INFO L134 CoverageAnalysis]: Checked inductivity of 13315 backedges. 0 proven. 4603 refuted. 0 times theorem prover too weak. 8712 trivial. 0 not checked. [2020-11-29 19:44:10,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:10,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 163 states and 172 transitions. [2020-11-29 19:44:10,046 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 172 transitions. [2020-11-29 19:44:10,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2020-11-29 19:44:10,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:10,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:10,486 INFO L134 CoverageAnalysis]: Checked inductivity of 13705 backedges. 0 proven. 4820 refuted. 0 times theorem prover too weak. 8885 trivial. 0 not checked. [2020-11-29 19:44:11,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:11,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 164 states and 173 transitions. [2020-11-29 19:44:11,279 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 173 transitions. [2020-11-29 19:44:11,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-11-29 19:44:11,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:11,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:11,695 INFO L134 CoverageAnalysis]: Checked inductivity of 14104 backedges. 0 proven. 5042 refuted. 0 times theorem prover too weak. 9062 trivial. 0 not checked. [2020-11-29 19:44:12,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:12,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 165 states and 174 transitions. [2020-11-29 19:44:12,501 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 174 transitions. [2020-11-29 19:44:12,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2020-11-29 19:44:12,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:12,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:13,071 INFO L134 CoverageAnalysis]: Checked inductivity of 14512 backedges. 0 proven. 5269 refuted. 0 times theorem prover too weak. 9243 trivial. 0 not checked. [2020-11-29 19:44:14,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:14,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 166 states and 175 transitions. [2020-11-29 19:44:14,058 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 175 transitions. [2020-11-29 19:44:14,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2020-11-29 19:44:14,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:14,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:14,656 INFO L134 CoverageAnalysis]: Checked inductivity of 14929 backedges. 0 proven. 5501 refuted. 0 times theorem prover too weak. 9428 trivial. 0 not checked. [2020-11-29 19:44:15,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:15,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 167 states and 176 transitions. [2020-11-29 19:44:15,551 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 176 transitions. [2020-11-29 19:44:15,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2020-11-29 19:44:15,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:15,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:16,059 INFO L134 CoverageAnalysis]: Checked inductivity of 15355 backedges. 0 proven. 5738 refuted. 0 times theorem prover too weak. 9617 trivial. 0 not checked. [2020-11-29 19:44:16,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:16,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 168 states and 177 transitions. [2020-11-29 19:44:16,959 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 177 transitions. [2020-11-29 19:44:16,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2020-11-29 19:44:16,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:17,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:17,483 INFO L134 CoverageAnalysis]: Checked inductivity of 15790 backedges. 0 proven. 5980 refuted. 0 times theorem prover too weak. 9810 trivial. 0 not checked. [2020-11-29 19:44:18,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:18,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 169 states and 178 transitions. [2020-11-29 19:44:18,485 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 178 transitions. [2020-11-29 19:44:18,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2020-11-29 19:44:18,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:18,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:19,113 INFO L134 CoverageAnalysis]: Checked inductivity of 16234 backedges. 0 proven. 6227 refuted. 0 times theorem prover too weak. 10007 trivial. 0 not checked. [2020-11-29 19:44:20,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:20,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 170 states and 179 transitions. [2020-11-29 19:44:20,180 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 179 transitions. [2020-11-29 19:44:20,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2020-11-29 19:44:20,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:20,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:20,970 INFO L134 CoverageAnalysis]: Checked inductivity of 16687 backedges. 0 proven. 6479 refuted. 0 times theorem prover too weak. 10208 trivial. 0 not checked. [2020-11-29 19:44:22,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:22,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 171 states and 180 transitions. [2020-11-29 19:44:22,105 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 180 transitions. [2020-11-29 19:44:22,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2020-11-29 19:44:22,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:22,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:22,585 INFO L134 CoverageAnalysis]: Checked inductivity of 17149 backedges. 0 proven. 6736 refuted. 0 times theorem prover too weak. 10413 trivial. 0 not checked. [2020-11-29 19:44:23,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:23,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 172 states and 181 transitions. [2020-11-29 19:44:23,622 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 181 transitions. [2020-11-29 19:44:23,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2020-11-29 19:44:23,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:23,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:24,177 INFO L134 CoverageAnalysis]: Checked inductivity of 17620 backedges. 0 proven. 6998 refuted. 0 times theorem prover too weak. 10622 trivial. 0 not checked. [2020-11-29 19:44:25,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:25,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 173 states and 182 transitions. [2020-11-29 19:44:25,277 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 182 transitions. [2020-11-29 19:44:25,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2020-11-29 19:44:25,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:25,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:26,010 INFO L134 CoverageAnalysis]: Checked inductivity of 18100 backedges. 0 proven. 7265 refuted. 0 times theorem prover too weak. 10835 trivial. 0 not checked. [2020-11-29 19:44:27,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:27,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 174 states and 183 transitions. [2020-11-29 19:44:27,177 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 183 transitions. [2020-11-29 19:44:27,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2020-11-29 19:44:27,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:27,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:27,726 INFO L134 CoverageAnalysis]: Checked inductivity of 18589 backedges. 0 proven. 7537 refuted. 0 times theorem prover too weak. 11052 trivial. 0 not checked. [2020-11-29 19:44:28,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:28,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 175 states and 184 transitions. [2020-11-29 19:44:28,920 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 184 transitions. [2020-11-29 19:44:28,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2020-11-29 19:44:28,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:29,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:29,496 INFO L134 CoverageAnalysis]: Checked inductivity of 19087 backedges. 0 proven. 7814 refuted. 0 times theorem prover too weak. 11273 trivial. 0 not checked. [2020-11-29 19:44:30,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:30,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 176 states and 185 transitions. [2020-11-29 19:44:30,483 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 185 transitions. [2020-11-29 19:44:30,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2020-11-29 19:44:30,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:30,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:30,960 INFO L134 CoverageAnalysis]: Checked inductivity of 19594 backedges. 0 proven. 8096 refuted. 0 times theorem prover too weak. 11498 trivial. 0 not checked. [2020-11-29 19:44:31,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:31,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 177 states and 186 transitions. [2020-11-29 19:44:31,884 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 186 transitions. [2020-11-29 19:44:31,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2020-11-29 19:44:31,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:31,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:32,591 INFO L134 CoverageAnalysis]: Checked inductivity of 20110 backedges. 0 proven. 8383 refuted. 0 times theorem prover too weak. 11727 trivial. 0 not checked. [2020-11-29 19:44:33,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:33,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 178 states and 187 transitions. [2020-11-29 19:44:33,504 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 187 transitions. [2020-11-29 19:44:33,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2020-11-29 19:44:33,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:33,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:34,089 INFO L134 CoverageAnalysis]: Checked inductivity of 20635 backedges. 0 proven. 8675 refuted. 0 times theorem prover too weak. 11960 trivial. 0 not checked. [2020-11-29 19:44:35,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:35,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 179 states and 188 transitions. [2020-11-29 19:44:35,277 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 188 transitions. [2020-11-29 19:44:35,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2020-11-29 19:44:35,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:35,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:35,859 INFO L134 CoverageAnalysis]: Checked inductivity of 21169 backedges. 0 proven. 8972 refuted. 0 times theorem prover too weak. 12197 trivial. 0 not checked. [2020-11-29 19:44:36,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:36,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 180 states and 189 transitions. [2020-11-29 19:44:36,934 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 189 transitions. [2020-11-29 19:44:36,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2020-11-29 19:44:36,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:37,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:37,460 INFO L134 CoverageAnalysis]: Checked inductivity of 21712 backedges. 0 proven. 9274 refuted. 0 times theorem prover too weak. 12438 trivial. 0 not checked. [2020-11-29 19:44:38,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:38,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 181 states and 190 transitions. [2020-11-29 19:44:38,488 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 190 transitions. [2020-11-29 19:44:38,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2020-11-29 19:44:38,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:38,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:39,151 INFO L134 CoverageAnalysis]: Checked inductivity of 22264 backedges. 0 proven. 9581 refuted. 0 times theorem prover too weak. 12683 trivial. 0 not checked. [2020-11-29 19:44:40,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:40,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 182 states and 191 transitions. [2020-11-29 19:44:40,298 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 191 transitions. [2020-11-29 19:44:40,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2020-11-29 19:44:40,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:40,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:40,950 INFO L134 CoverageAnalysis]: Checked inductivity of 22825 backedges. 0 proven. 9893 refuted. 0 times theorem prover too weak. 12932 trivial. 0 not checked. [2020-11-29 19:44:42,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:42,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 183 states and 192 transitions. [2020-11-29 19:44:42,135 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 192 transitions. [2020-11-29 19:44:42,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2020-11-29 19:44:42,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:42,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:42,675 INFO L134 CoverageAnalysis]: Checked inductivity of 23395 backedges. 0 proven. 10210 refuted. 0 times theorem prover too weak. 13185 trivial. 0 not checked. [2020-11-29 19:44:43,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:43,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 184 states and 193 transitions. [2020-11-29 19:44:43,835 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 193 transitions. [2020-11-29 19:44:43,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2020-11-29 19:44:43,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:43,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:44,759 INFO L134 CoverageAnalysis]: Checked inductivity of 23974 backedges. 0 proven. 10532 refuted. 0 times theorem prover too weak. 13442 trivial. 0 not checked. [2020-11-29 19:44:46,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:46,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 185 states and 194 transitions. [2020-11-29 19:44:46,064 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 194 transitions. [2020-11-29 19:44:46,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2020-11-29 19:44:46,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:46,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:46,715 INFO L134 CoverageAnalysis]: Checked inductivity of 24562 backedges. 0 proven. 10859 refuted. 0 times theorem prover too weak. 13703 trivial. 0 not checked. [2020-11-29 19:44:47,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:47,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 186 states and 195 transitions. [2020-11-29 19:44:47,916 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 195 transitions. [2020-11-29 19:44:47,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2020-11-29 19:44:47,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:47,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:48,561 INFO L134 CoverageAnalysis]: Checked inductivity of 25159 backedges. 0 proven. 11191 refuted. 0 times theorem prover too weak. 13968 trivial. 0 not checked. [2020-11-29 19:44:49,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:49,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 187 states and 196 transitions. [2020-11-29 19:44:49,846 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 196 transitions. [2020-11-29 19:44:49,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2020-11-29 19:44:49,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:49,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:50,421 INFO L134 CoverageAnalysis]: Checked inductivity of 25765 backedges. 0 proven. 11528 refuted. 0 times theorem prover too weak. 14237 trivial. 0 not checked. [2020-11-29 19:44:51,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:51,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 188 states and 197 transitions. [2020-11-29 19:44:51,459 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 197 transitions. [2020-11-29 19:44:51,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2020-11-29 19:44:51,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:51,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:52,006 INFO L134 CoverageAnalysis]: Checked inductivity of 26380 backedges. 0 proven. 11870 refuted. 0 times theorem prover too weak. 14510 trivial. 0 not checked. [2020-11-29 19:44:53,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:53,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 189 states and 198 transitions. [2020-11-29 19:44:53,065 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 198 transitions. [2020-11-29 19:44:53,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2020-11-29 19:44:53,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:53,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:53,685 INFO L134 CoverageAnalysis]: Checked inductivity of 27004 backedges. 0 proven. 12217 refuted. 0 times theorem prover too weak. 14787 trivial. 0 not checked. [2020-11-29 19:44:54,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:54,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 190 states and 199 transitions. [2020-11-29 19:44:54,860 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 199 transitions. [2020-11-29 19:44:54,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2020-11-29 19:44:54,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:54,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:55,534 INFO L134 CoverageAnalysis]: Checked inductivity of 27637 backedges. 0 proven. 12569 refuted. 0 times theorem prover too weak. 15068 trivial. 0 not checked. [2020-11-29 19:44:56,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:56,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 191 states and 200 transitions. [2020-11-29 19:44:56,757 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 200 transitions. [2020-11-29 19:44:56,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2020-11-29 19:44:56,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:56,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:57,488 INFO L134 CoverageAnalysis]: Checked inductivity of 28279 backedges. 0 proven. 12926 refuted. 0 times theorem prover too weak. 15353 trivial. 0 not checked. [2020-11-29 19:44:58,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:58,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 192 states and 201 transitions. [2020-11-29 19:44:58,744 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 201 transitions. [2020-11-29 19:44:58,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2020-11-29 19:44:58,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:58,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:59,407 INFO L134 CoverageAnalysis]: Checked inductivity of 28930 backedges. 0 proven. 13288 refuted. 0 times theorem prover too weak. 15642 trivial. 0 not checked. [2020-11-29 19:45:00,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:00,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 193 states and 202 transitions. [2020-11-29 19:45:00,705 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 202 transitions. [2020-11-29 19:45:00,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2020-11-29 19:45:00,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:00,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:01,390 INFO L134 CoverageAnalysis]: Checked inductivity of 29590 backedges. 0 proven. 13655 refuted. 0 times theorem prover too weak. 15935 trivial. 0 not checked. [2020-11-29 19:45:02,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:02,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 194 states and 203 transitions. [2020-11-29 19:45:02,780 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 203 transitions. [2020-11-29 19:45:02,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2020-11-29 19:45:02,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:02,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:03,505 INFO L134 CoverageAnalysis]: Checked inductivity of 30259 backedges. 0 proven. 14027 refuted. 0 times theorem prover too weak. 16232 trivial. 0 not checked. [2020-11-29 19:45:04,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:04,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 195 states and 204 transitions. [2020-11-29 19:45:04,717 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 204 transitions. [2020-11-29 19:45:04,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2020-11-29 19:45:04,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:04,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:05,391 INFO L134 CoverageAnalysis]: Checked inductivity of 30937 backedges. 0 proven. 14404 refuted. 0 times theorem prover too weak. 16533 trivial. 0 not checked. [2020-11-29 19:45:06,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:06,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 196 states and 205 transitions. [2020-11-29 19:45:06,720 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 205 transitions. [2020-11-29 19:45:06,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2020-11-29 19:45:06,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:06,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:07,515 INFO L134 CoverageAnalysis]: Checked inductivity of 31624 backedges. 0 proven. 14786 refuted. 0 times theorem prover too weak. 16838 trivial. 0 not checked. [2020-11-29 19:45:08,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:08,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 197 states and 206 transitions. [2020-11-29 19:45:08,866 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 206 transitions. [2020-11-29 19:45:08,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2020-11-29 19:45:08,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:08,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:09,541 INFO L134 CoverageAnalysis]: Checked inductivity of 32320 backedges. 0 proven. 15173 refuted. 0 times theorem prover too weak. 17147 trivial. 0 not checked. [2020-11-29 19:45:10,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:10,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 198 states and 207 transitions. [2020-11-29 19:45:10,898 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 207 transitions. [2020-11-29 19:45:10,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2020-11-29 19:45:10,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:10,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:11,654 INFO L134 CoverageAnalysis]: Checked inductivity of 33025 backedges. 0 proven. 15565 refuted. 0 times theorem prover too weak. 17460 trivial. 0 not checked. [2020-11-29 19:45:12,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:12,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 199 states and 208 transitions. [2020-11-29 19:45:12,817 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 208 transitions. [2020-11-29 19:45:12,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2020-11-29 19:45:12,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:12,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:13,431 INFO L134 CoverageAnalysis]: Checked inductivity of 33739 backedges. 0 proven. 15962 refuted. 0 times theorem prover too weak. 17777 trivial. 0 not checked. [2020-11-29 19:45:14,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:14,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 200 states and 209 transitions. [2020-11-29 19:45:14,608 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 209 transitions. [2020-11-29 19:45:14,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2020-11-29 19:45:14,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:14,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:15,246 INFO L134 CoverageAnalysis]: Checked inductivity of 34462 backedges. 0 proven. 16364 refuted. 0 times theorem prover too weak. 18098 trivial. 0 not checked. [2020-11-29 19:45:16,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:16,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 201 states and 210 transitions. [2020-11-29 19:45:16,516 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 210 transitions. [2020-11-29 19:45:16,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2020-11-29 19:45:16,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:16,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:17,180 INFO L134 CoverageAnalysis]: Checked inductivity of 35194 backedges. 0 proven. 16771 refuted. 0 times theorem prover too weak. 18423 trivial. 0 not checked. [2020-11-29 19:45:18,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:18,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 202 states and 211 transitions. [2020-11-29 19:45:18,262 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 211 transitions. [2020-11-29 19:45:18,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2020-11-29 19:45:18,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:18,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:18,842 INFO L134 CoverageAnalysis]: Checked inductivity of 35935 backedges. 0 proven. 17183 refuted. 0 times theorem prover too weak. 18752 trivial. 0 not checked. [2020-11-29 19:45:19,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:19,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 203 states and 212 transitions. [2020-11-29 19:45:19,988 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 212 transitions. [2020-11-29 19:45:19,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2020-11-29 19:45:19,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:20,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:20,571 INFO L134 CoverageAnalysis]: Checked inductivity of 36685 backedges. 0 proven. 17600 refuted. 0 times theorem prover too weak. 19085 trivial. 0 not checked. [2020-11-29 19:45:21,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:21,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 204 states and 213 transitions. [2020-11-29 19:45:21,662 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 213 transitions. [2020-11-29 19:45:21,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2020-11-29 19:45:21,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:21,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:22,250 INFO L134 CoverageAnalysis]: Checked inductivity of 37444 backedges. 0 proven. 18022 refuted. 0 times theorem prover too weak. 19422 trivial. 0 not checked. [2020-11-29 19:45:23,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:23,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 205 states and 214 transitions. [2020-11-29 19:45:23,345 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 214 transitions. [2020-11-29 19:45:23,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2020-11-29 19:45:23,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:23,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:24,012 INFO L134 CoverageAnalysis]: Checked inductivity of 38212 backedges. 0 proven. 18449 refuted. 0 times theorem prover too weak. 19763 trivial. 0 not checked. [2020-11-29 19:45:25,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:25,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 206 states and 215 transitions. [2020-11-29 19:45:25,123 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 215 transitions. [2020-11-29 19:45:25,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2020-11-29 19:45:25,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:25,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:25,743 INFO L134 CoverageAnalysis]: Checked inductivity of 38989 backedges. 0 proven. 18881 refuted. 0 times theorem prover too weak. 20108 trivial. 0 not checked. [2020-11-29 19:45:26,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:26,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 207 states and 216 transitions. [2020-11-29 19:45:26,864 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 216 transitions. [2020-11-29 19:45:26,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2020-11-29 19:45:26,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:26,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:27,551 INFO L134 CoverageAnalysis]: Checked inductivity of 39775 backedges. 0 proven. 19318 refuted. 0 times theorem prover too weak. 20457 trivial. 0 not checked. [2020-11-29 19:45:28,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:28,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 208 states and 217 transitions. [2020-11-29 19:45:28,687 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 217 transitions. [2020-11-29 19:45:28,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2020-11-29 19:45:28,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:28,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:29,309 INFO L134 CoverageAnalysis]: Checked inductivity of 40570 backedges. 0 proven. 19760 refuted. 0 times theorem prover too weak. 20810 trivial. 0 not checked. [2020-11-29 19:45:30,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:30,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 209 states and 218 transitions. [2020-11-29 19:45:30,463 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 218 transitions. [2020-11-29 19:45:30,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2020-11-29 19:45:30,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:30,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:31,207 INFO L134 CoverageAnalysis]: Checked inductivity of 41374 backedges. 0 proven. 20207 refuted. 0 times theorem prover too weak. 21167 trivial. 0 not checked. [2020-11-29 19:45:32,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:32,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 210 states and 219 transitions. [2020-11-29 19:45:32,360 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 219 transitions. [2020-11-29 19:45:32,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2020-11-29 19:45:32,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:32,992 INFO L134 CoverageAnalysis]: Checked inductivity of 42187 backedges. 0 proven. 20659 refuted. 0 times theorem prover too weak. 21528 trivial. 0 not checked. [2020-11-29 19:45:34,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:34,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 211 states and 220 transitions. [2020-11-29 19:45:34,153 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 220 transitions. [2020-11-29 19:45:34,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2020-11-29 19:45:34,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:34,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:34,901 INFO L134 CoverageAnalysis]: Checked inductivity of 43009 backedges. 0 proven. 21116 refuted. 0 times theorem prover too weak. 21893 trivial. 0 not checked. [2020-11-29 19:45:36,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:36,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 212 states and 221 transitions. [2020-11-29 19:45:36,118 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 221 transitions. [2020-11-29 19:45:36,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2020-11-29 19:45:36,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:36,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:36,894 INFO L134 CoverageAnalysis]: Checked inductivity of 43840 backedges. 0 proven. 21578 refuted. 0 times theorem prover too weak. 22262 trivial. 0 not checked. [2020-11-29 19:45:38,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:38,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 213 states and 222 transitions. [2020-11-29 19:45:38,083 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 222 transitions. [2020-11-29 19:45:38,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2020-11-29 19:45:38,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:38,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:38,813 INFO L134 CoverageAnalysis]: Checked inductivity of 44680 backedges. 0 proven. 22045 refuted. 0 times theorem prover too weak. 22635 trivial. 0 not checked. [2020-11-29 19:45:40,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:40,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 214 states and 223 transitions. [2020-11-29 19:45:40,013 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 223 transitions. [2020-11-29 19:45:40,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2020-11-29 19:45:40,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:40,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:40,697 INFO L134 CoverageAnalysis]: Checked inductivity of 45529 backedges. 0 proven. 22517 refuted. 0 times theorem prover too weak. 23012 trivial. 0 not checked. [2020-11-29 19:45:41,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:41,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 215 states and 224 transitions. [2020-11-29 19:45:41,978 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 224 transitions. [2020-11-29 19:45:41,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2020-11-29 19:45:41,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:42,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:42,632 INFO L134 CoverageAnalysis]: Checked inductivity of 46387 backedges. 0 proven. 22994 refuted. 0 times theorem prover too weak. 23393 trivial. 0 not checked. [2020-11-29 19:45:43,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:43,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 216 states and 225 transitions. [2020-11-29 19:45:43,858 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 225 transitions. [2020-11-29 19:45:43,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2020-11-29 19:45:43,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:43,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:44,517 INFO L134 CoverageAnalysis]: Checked inductivity of 47254 backedges. 0 proven. 23476 refuted. 0 times theorem prover too weak. 23778 trivial. 0 not checked. [2020-11-29 19:45:45,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:45,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 217 states and 226 transitions. [2020-11-29 19:45:45,872 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 226 transitions. [2020-11-29 19:45:45,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2020-11-29 19:45:45,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:46,664 INFO L134 CoverageAnalysis]: Checked inductivity of 48130 backedges. 0 proven. 23963 refuted. 0 times theorem prover too weak. 24167 trivial. 0 not checked. [2020-11-29 19:45:48,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:48,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 218 states and 227 transitions. [2020-11-29 19:45:48,013 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 227 transitions. [2020-11-29 19:45:48,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2020-11-29 19:45:48,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:48,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:48,785 INFO L134 CoverageAnalysis]: Checked inductivity of 49015 backedges. 0 proven. 24455 refuted. 0 times theorem prover too weak. 24560 trivial. 0 not checked. [2020-11-29 19:45:50,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:50,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 219 states and 227 transitions. [2020-11-29 19:45:50,311 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 227 transitions. [2020-11-29 19:45:50,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2020-11-29 19:45:50,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:50,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:51,175 INFO L134 CoverageAnalysis]: Checked inductivity of 49909 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:45:52,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:52,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 220 states and 228 transitions. [2020-11-29 19:45:52,705 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 228 transitions. [2020-11-29 19:45:52,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2020-11-29 19:45:52,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:52,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:53,508 INFO L134 CoverageAnalysis]: Checked inductivity of 49912 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:45:55,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:55,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 221 states and 229 transitions. [2020-11-29 19:45:55,012 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 229 transitions. [2020-11-29 19:45:55,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2020-11-29 19:45:55,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:55,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:55,918 INFO L134 CoverageAnalysis]: Checked inductivity of 49916 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:45:57,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:57,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 222 states and 230 transitions. [2020-11-29 19:45:57,528 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 230 transitions. [2020-11-29 19:45:57,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2020-11-29 19:45:57,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:57,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:58,340 INFO L134 CoverageAnalysis]: Checked inductivity of 49921 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:45:59,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:59,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 223 states and 231 transitions. [2020-11-29 19:45:59,947 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 231 transitions. [2020-11-29 19:45:59,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2020-11-29 19:45:59,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:00,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:00,818 INFO L134 CoverageAnalysis]: Checked inductivity of 49927 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:46:02,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:02,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 224 states and 232 transitions. [2020-11-29 19:46:02,363 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 232 transitions. [2020-11-29 19:46:02,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2020-11-29 19:46:02,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:02,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:03,194 INFO L134 CoverageAnalysis]: Checked inductivity of 49934 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:46:04,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:04,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 225 states and 233 transitions. [2020-11-29 19:46:04,767 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 233 transitions. [2020-11-29 19:46:04,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2020-11-29 19:46:04,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:04,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:05,662 INFO L134 CoverageAnalysis]: Checked inductivity of 49942 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:46:07,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:07,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 226 states and 234 transitions. [2020-11-29 19:46:07,313 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 234 transitions. [2020-11-29 19:46:07,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2020-11-29 19:46:07,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:07,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:08,189 INFO L134 CoverageAnalysis]: Checked inductivity of 49951 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:46:09,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:09,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 227 states and 235 transitions. [2020-11-29 19:46:09,753 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 235 transitions. [2020-11-29 19:46:09,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2020-11-29 19:46:09,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:09,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:10,543 INFO L134 CoverageAnalysis]: Checked inductivity of 49961 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:46:12,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:12,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 228 states and 236 transitions. [2020-11-29 19:46:12,019 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 236 transitions. [2020-11-29 19:46:12,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2020-11-29 19:46:12,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:12,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:12,748 INFO L134 CoverageAnalysis]: Checked inductivity of 49972 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:46:14,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:14,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 229 states and 237 transitions. [2020-11-29 19:46:14,118 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 237 transitions. [2020-11-29 19:46:14,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2020-11-29 19:46:14,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:14,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:14,860 INFO L134 CoverageAnalysis]: Checked inductivity of 49984 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:46:16,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:16,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 230 states and 238 transitions. [2020-11-29 19:46:16,313 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 238 transitions. [2020-11-29 19:46:16,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2020-11-29 19:46:16,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:16,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:17,077 INFO L134 CoverageAnalysis]: Checked inductivity of 49997 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:46:18,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:18,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 231 states and 239 transitions. [2020-11-29 19:46:18,473 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 239 transitions. [2020-11-29 19:46:18,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2020-11-29 19:46:18,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:18,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:19,221 INFO L134 CoverageAnalysis]: Checked inductivity of 50011 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:46:20,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:20,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 232 states and 240 transitions. [2020-11-29 19:46:20,703 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 240 transitions. [2020-11-29 19:46:20,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434 [2020-11-29 19:46:20,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:20,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:21,764 INFO L134 CoverageAnalysis]: Checked inductivity of 50026 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:46:23,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:23,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 233 states and 241 transitions. [2020-11-29 19:46:23,463 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 241 transitions. [2020-11-29 19:46:23,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2020-11-29 19:46:23,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:23,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:24,354 INFO L134 CoverageAnalysis]: Checked inductivity of 50042 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:46:26,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:26,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 234 states and 242 transitions. [2020-11-29 19:46:26,019 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 242 transitions. [2020-11-29 19:46:26,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2020-11-29 19:46:26,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:26,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:26,978 INFO L134 CoverageAnalysis]: Checked inductivity of 50059 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:46:28,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:28,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 235 states and 243 transitions. [2020-11-29 19:46:28,568 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 243 transitions. [2020-11-29 19:46:28,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2020-11-29 19:46:28,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:28,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:29,343 INFO L134 CoverageAnalysis]: Checked inductivity of 50077 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:46:30,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:30,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 236 states and 244 transitions. [2020-11-29 19:46:30,793 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 244 transitions. [2020-11-29 19:46:30,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2020-11-29 19:46:30,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:30,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:31,688 INFO L134 CoverageAnalysis]: Checked inductivity of 50096 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:46:33,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:33,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 237 states and 245 transitions. [2020-11-29 19:46:33,152 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 245 transitions. [2020-11-29 19:46:33,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2020-11-29 19:46:33,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:33,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:33,939 INFO L134 CoverageAnalysis]: Checked inductivity of 50116 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:46:35,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:35,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 238 states and 246 transitions. [2020-11-29 19:46:35,423 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 246 transitions. [2020-11-29 19:46:35,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2020-11-29 19:46:35,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:35,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:36,285 INFO L134 CoverageAnalysis]: Checked inductivity of 50137 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:46:37,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:37,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 239 states and 247 transitions. [2020-11-29 19:46:37,793 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 247 transitions. [2020-11-29 19:46:37,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2020-11-29 19:46:37,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:37,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:38,722 INFO L134 CoverageAnalysis]: Checked inductivity of 50159 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:46:40,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:40,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 240 states and 248 transitions. [2020-11-29 19:46:40,550 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 248 transitions. [2020-11-29 19:46:40,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2020-11-29 19:46:40,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:40,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:41,596 INFO L134 CoverageAnalysis]: Checked inductivity of 50182 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:46:43,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:43,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 241 states and 249 transitions. [2020-11-29 19:46:43,430 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 249 transitions. [2020-11-29 19:46:43,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2020-11-29 19:46:43,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:43,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:44,358 INFO L134 CoverageAnalysis]: Checked inductivity of 50206 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:46:46,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:46,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 242 states and 250 transitions. [2020-11-29 19:46:46,311 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 250 transitions. [2020-11-29 19:46:46,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2020-11-29 19:46:46,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:46,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:47,370 INFO L134 CoverageAnalysis]: Checked inductivity of 50231 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:46:49,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:49,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 243 states and 251 transitions. [2020-11-29 19:46:49,175 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 251 transitions. [2020-11-29 19:46:49,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2020-11-29 19:46:49,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:49,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:50,109 INFO L134 CoverageAnalysis]: Checked inductivity of 50257 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:46:52,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:52,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 244 states and 252 transitions. [2020-11-29 19:46:52,079 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 252 transitions. [2020-11-29 19:46:52,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2020-11-29 19:46:52,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:52,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:53,107 INFO L134 CoverageAnalysis]: Checked inductivity of 50284 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:46:55,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:55,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 245 states and 253 transitions. [2020-11-29 19:46:55,068 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 253 transitions. [2020-11-29 19:46:55,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2020-11-29 19:46:55,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:55,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:56,043 INFO L134 CoverageAnalysis]: Checked inductivity of 50312 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:46:58,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:58,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 246 states and 254 transitions. [2020-11-29 19:46:58,119 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 254 transitions. [2020-11-29 19:46:58,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2020-11-29 19:46:58,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:58,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:59,098 INFO L134 CoverageAnalysis]: Checked inductivity of 50341 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:47:01,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:01,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 247 states and 255 transitions. [2020-11-29 19:47:01,071 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 255 transitions. [2020-11-29 19:47:01,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2020-11-29 19:47:01,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:01,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:02,077 INFO L134 CoverageAnalysis]: Checked inductivity of 50371 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:47:04,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:04,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 248 states and 256 transitions. [2020-11-29 19:47:04,183 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 256 transitions. [2020-11-29 19:47:04,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2020-11-29 19:47:04,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:04,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:05,190 INFO L134 CoverageAnalysis]: Checked inductivity of 50402 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:47:07,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:07,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 249 states and 257 transitions. [2020-11-29 19:47:07,261 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 257 transitions. [2020-11-29 19:47:07,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2020-11-29 19:47:07,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:07,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:08,492 INFO L134 CoverageAnalysis]: Checked inductivity of 50434 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:47:10,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:10,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 250 states and 258 transitions. [2020-11-29 19:47:10,660 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 258 transitions. [2020-11-29 19:47:10,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2020-11-29 19:47:10,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:10,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:11,745 INFO L134 CoverageAnalysis]: Checked inductivity of 50467 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:47:13,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:13,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 251 states and 259 transitions. [2020-11-29 19:47:13,879 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 259 transitions. [2020-11-29 19:47:13,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2020-11-29 19:47:13,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:14,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:15,055 INFO L134 CoverageAnalysis]: Checked inductivity of 50501 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:47:17,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:17,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 252 states and 260 transitions. [2020-11-29 19:47:17,324 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 260 transitions. [2020-11-29 19:47:17,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2020-11-29 19:47:17,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:17,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:18,771 INFO L134 CoverageAnalysis]: Checked inductivity of 50536 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:47:21,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:21,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 253 states and 261 transitions. [2020-11-29 19:47:21,001 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 261 transitions. [2020-11-29 19:47:21,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2020-11-29 19:47:21,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:21,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:22,248 INFO L134 CoverageAnalysis]: Checked inductivity of 50572 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:47:24,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:24,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 254 states and 262 transitions. [2020-11-29 19:47:24,530 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 262 transitions. [2020-11-29 19:47:24,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2020-11-29 19:47:24,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:24,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:25,649 INFO L134 CoverageAnalysis]: Checked inductivity of 50609 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:47:27,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:27,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 255 states and 263 transitions. [2020-11-29 19:47:27,881 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 263 transitions. [2020-11-29 19:47:27,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2020-11-29 19:47:27,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:28,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:29,035 INFO L134 CoverageAnalysis]: Checked inductivity of 50647 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:47:31,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:31,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 256 states and 264 transitions. [2020-11-29 19:47:31,192 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 264 transitions. [2020-11-29 19:47:31,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2020-11-29 19:47:31,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:31,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:32,260 INFO L134 CoverageAnalysis]: Checked inductivity of 50686 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:47:34,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:34,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 257 states and 265 transitions. [2020-11-29 19:47:34,585 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 265 transitions. [2020-11-29 19:47:34,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2020-11-29 19:47:34,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:34,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:35,833 INFO L134 CoverageAnalysis]: Checked inductivity of 50726 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:47:38,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:38,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 258 states and 266 transitions. [2020-11-29 19:47:38,245 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 266 transitions. [2020-11-29 19:47:38,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2020-11-29 19:47:38,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:38,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:39,421 INFO L134 CoverageAnalysis]: Checked inductivity of 50767 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:47:41,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:41,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 259 states and 267 transitions. [2020-11-29 19:47:41,827 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 267 transitions. [2020-11-29 19:47:41,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2020-11-29 19:47:41,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:41,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:43,132 INFO L134 CoverageAnalysis]: Checked inductivity of 50809 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:47:45,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:45,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 260 states and 268 transitions. [2020-11-29 19:47:45,648 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 268 transitions. [2020-11-29 19:47:45,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2020-11-29 19:47:45,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:45,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:46,835 INFO L134 CoverageAnalysis]: Checked inductivity of 50852 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:47:49,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:49,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 261 states and 269 transitions. [2020-11-29 19:47:49,305 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 269 transitions. [2020-11-29 19:47:49,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463 [2020-11-29 19:47:49,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:49,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:50,628 INFO L134 CoverageAnalysis]: Checked inductivity of 50896 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:47:53,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:53,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 262 states and 270 transitions. [2020-11-29 19:47:53,117 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 270 transitions. [2020-11-29 19:47:53,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 464 [2020-11-29 19:47:53,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:53,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:54,341 INFO L134 CoverageAnalysis]: Checked inductivity of 50941 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:47:56,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:56,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 263 states and 271 transitions. [2020-11-29 19:47:56,971 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 271 transitions. [2020-11-29 19:47:56,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 465 [2020-11-29 19:47:56,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:57,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:58,207 INFO L134 CoverageAnalysis]: Checked inductivity of 50987 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:48:00,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:00,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 264 states and 272 transitions. [2020-11-29 19:48:00,761 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 272 transitions. [2020-11-29 19:48:00,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 466 [2020-11-29 19:48:00,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:00,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:02,109 INFO L134 CoverageAnalysis]: Checked inductivity of 51034 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:48:04,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:04,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 265 states and 273 transitions. [2020-11-29 19:48:04,683 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 273 transitions. [2020-11-29 19:48:04,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2020-11-29 19:48:04,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:04,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:05,927 INFO L134 CoverageAnalysis]: Checked inductivity of 51082 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:48:08,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:08,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 266 states and 274 transitions. [2020-11-29 19:48:08,514 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 274 transitions. [2020-11-29 19:48:08,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2020-11-29 19:48:08,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:08,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:09,853 INFO L134 CoverageAnalysis]: Checked inductivity of 51131 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:48:12,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:12,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 267 states and 275 transitions. [2020-11-29 19:48:12,464 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 275 transitions. [2020-11-29 19:48:12,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2020-11-29 19:48:12,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:12,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:13,760 INFO L134 CoverageAnalysis]: Checked inductivity of 51181 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:48:16,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:16,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 268 states and 276 transitions. [2020-11-29 19:48:16,406 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 276 transitions. [2020-11-29 19:48:16,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2020-11-29 19:48:16,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:16,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:17,922 INFO L134 CoverageAnalysis]: Checked inductivity of 51232 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:48:20,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:20,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 269 states and 277 transitions. [2020-11-29 19:48:20,607 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 277 transitions. [2020-11-29 19:48:20,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 471 [2020-11-29 19:48:20,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:20,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:21,916 INFO L134 CoverageAnalysis]: Checked inductivity of 51284 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:48:24,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:24,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 270 states and 278 transitions. [2020-11-29 19:48:24,747 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 278 transitions. [2020-11-29 19:48:24,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 472 [2020-11-29 19:48:24,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:25,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:26,289 INFO L134 CoverageAnalysis]: Checked inductivity of 51337 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:48:29,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:29,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 271 states and 279 transitions. [2020-11-29 19:48:29,062 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 279 transitions. [2020-11-29 19:48:29,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 473 [2020-11-29 19:48:29,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:29,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:30,500 INFO L134 CoverageAnalysis]: Checked inductivity of 51391 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:48:33,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:33,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 272 states and 280 transitions. [2020-11-29 19:48:33,407 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 280 transitions. [2020-11-29 19:48:33,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2020-11-29 19:48:33,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:33,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:34,791 INFO L134 CoverageAnalysis]: Checked inductivity of 51446 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:48:37,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:37,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 273 states and 281 transitions. [2020-11-29 19:48:37,900 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 281 transitions. [2020-11-29 19:48:37,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2020-11-29 19:48:37,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:38,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:39,439 INFO L134 CoverageAnalysis]: Checked inductivity of 51502 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:48:42,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:42,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 274 states and 282 transitions. [2020-11-29 19:48:42,295 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 282 transitions. [2020-11-29 19:48:42,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2020-11-29 19:48:42,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:42,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:43,680 INFO L134 CoverageAnalysis]: Checked inductivity of 51559 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:48:46,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:46,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 275 states and 283 transitions. [2020-11-29 19:48:46,585 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 283 transitions. [2020-11-29 19:48:46,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2020-11-29 19:48:46,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:46,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:48,078 INFO L134 CoverageAnalysis]: Checked inductivity of 51617 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:48:50,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:50,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 276 states and 284 transitions. [2020-11-29 19:48:50,995 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 284 transitions. [2020-11-29 19:48:50,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2020-11-29 19:48:50,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:51,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:52,412 INFO L134 CoverageAnalysis]: Checked inductivity of 51676 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:48:55,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:55,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 277 states and 285 transitions. [2020-11-29 19:48:55,466 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 285 transitions. [2020-11-29 19:48:55,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2020-11-29 19:48:55,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:55,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:56,886 INFO L134 CoverageAnalysis]: Checked inductivity of 51736 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:48:59,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:59,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 278 states and 286 transitions. [2020-11-29 19:48:59,876 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 286 transitions. [2020-11-29 19:48:59,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2020-11-29 19:48:59,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:49:00,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:49:01,413 INFO L134 CoverageAnalysis]: Checked inductivity of 51797 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:49:04,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:49:04,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 279 states and 287 transitions. [2020-11-29 19:49:04,420 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 287 transitions. [2020-11-29 19:49:04,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2020-11-29 19:49:04,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:49:04,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:49:05,845 INFO L134 CoverageAnalysis]: Checked inductivity of 51859 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:49:08,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:49:08,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 280 states and 288 transitions. [2020-11-29 19:49:08,897 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 288 transitions. [2020-11-29 19:49:08,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2020-11-29 19:49:08,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:49:09,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:49:10,458 INFO L134 CoverageAnalysis]: Checked inductivity of 51922 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:49:13,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:49:13,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 281 states and 289 transitions. [2020-11-29 19:49:13,519 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 289 transitions. [2020-11-29 19:49:13,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2020-11-29 19:49:13,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:49:13,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:49:14,985 INFO L134 CoverageAnalysis]: Checked inductivity of 51986 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:49:18,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:49:18,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 282 states and 290 transitions. [2020-11-29 19:49:18,212 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 290 transitions. [2020-11-29 19:49:18,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 484 [2020-11-29 19:49:18,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:49:18,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:49:19,682 INFO L134 CoverageAnalysis]: Checked inductivity of 52051 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:49:22,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:49:22,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 283 states and 291 transitions. [2020-11-29 19:49:22,794 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 291 transitions. [2020-11-29 19:49:22,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 485 [2020-11-29 19:49:22,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:49:22,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:49:24,388 INFO L134 CoverageAnalysis]: Checked inductivity of 52117 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:49:27,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:49:27,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 284 states and 292 transitions. [2020-11-29 19:49:27,542 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 292 transitions. [2020-11-29 19:49:27,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2020-11-29 19:49:27,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:49:27,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:49:29,028 INFO L134 CoverageAnalysis]: Checked inductivity of 52184 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:49:32,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:49:32,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 285 states and 293 transitions. [2020-11-29 19:49:32,000 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 293 transitions. [2020-11-29 19:49:32,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2020-11-29 19:49:32,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:49:32,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:49:33,443 INFO L134 CoverageAnalysis]: Checked inductivity of 52252 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:49:36,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:49:36,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 286 states and 294 transitions. [2020-11-29 19:49:36,325 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 294 transitions. [2020-11-29 19:49:36,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2020-11-29 19:49:36,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:49:36,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:49:37,743 INFO L134 CoverageAnalysis]: Checked inductivity of 52321 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:49:40,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:49:40,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 287 states and 295 transitions. [2020-11-29 19:49:40,656 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 295 transitions. [2020-11-29 19:49:40,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2020-11-29 19:49:40,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:49:40,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:49:42,130 INFO L134 CoverageAnalysis]: Checked inductivity of 52391 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:49:44,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:49:44,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 288 states and 296 transitions. [2020-11-29 19:49:44,915 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 296 transitions. [2020-11-29 19:49:44,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 490 [2020-11-29 19:49:44,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:49:45,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:49:46,262 INFO L134 CoverageAnalysis]: Checked inductivity of 52462 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:49:48,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:49:48,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 289 states and 297 transitions. [2020-11-29 19:49:48,960 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 297 transitions. [2020-11-29 19:49:48,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 491 [2020-11-29 19:49:48,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:49:49,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:49:50,334 INFO L134 CoverageAnalysis]: Checked inductivity of 52534 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:49:53,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:49:53,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 290 states and 298 transitions. [2020-11-29 19:49:53,374 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 298 transitions. [2020-11-29 19:49:53,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 492 [2020-11-29 19:49:53,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:49:53,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:49:54,810 INFO L134 CoverageAnalysis]: Checked inductivity of 52607 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:49:57,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:49:57,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 291 states and 299 transitions. [2020-11-29 19:49:57,800 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 299 transitions. [2020-11-29 19:49:57,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2020-11-29 19:49:57,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:49:57,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:49:59,276 INFO L134 CoverageAnalysis]: Checked inductivity of 52681 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:50:02,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:50:02,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 292 states and 300 transitions. [2020-11-29 19:50:02,160 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 300 transitions. [2020-11-29 19:50:02,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 494 [2020-11-29 19:50:02,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:50:02,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:50:03,527 INFO L134 CoverageAnalysis]: Checked inductivity of 52756 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:50:06,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:50:06,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 293 states and 301 transitions. [2020-11-29 19:50:06,392 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 301 transitions. [2020-11-29 19:50:06,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2020-11-29 19:50:06,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:50:06,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:50:07,896 INFO L134 CoverageAnalysis]: Checked inductivity of 52832 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:50:10,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:50:10,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 294 states and 302 transitions. [2020-11-29 19:50:10,910 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 302 transitions. [2020-11-29 19:50:10,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 496 [2020-11-29 19:50:10,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:50:11,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:50:12,414 INFO L134 CoverageAnalysis]: Checked inductivity of 52909 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:50:15,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:50:15,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 295 states and 303 transitions. [2020-11-29 19:50:15,457 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 303 transitions. [2020-11-29 19:50:15,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2020-11-29 19:50:15,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:50:15,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:50:16,873 INFO L134 CoverageAnalysis]: Checked inductivity of 52987 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:50:19,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:50:19,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 296 states and 304 transitions. [2020-11-29 19:50:19,968 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 304 transitions. [2020-11-29 19:50:19,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2020-11-29 19:50:19,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:50:20,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:50:21,596 INFO L134 CoverageAnalysis]: Checked inductivity of 53066 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:50:24,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:50:24,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 297 states and 305 transitions. [2020-11-29 19:50:24,724 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 305 transitions. [2020-11-29 19:50:24,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2020-11-29 19:50:24,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:50:24,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:50:26,219 INFO L134 CoverageAnalysis]: Checked inductivity of 53146 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:50:29,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:50:29,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 298 states and 306 transitions. [2020-11-29 19:50:29,603 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 306 transitions. [2020-11-29 19:50:29,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2020-11-29 19:50:29,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:50:29,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:50:31,151 INFO L134 CoverageAnalysis]: Checked inductivity of 53227 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:50:34,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:50:34,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 299 states and 307 transitions. [2020-11-29 19:50:34,419 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 307 transitions. [2020-11-29 19:50:34,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2020-11-29 19:50:34,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:50:34,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:50:36,105 INFO L134 CoverageAnalysis]: Checked inductivity of 53309 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:50:39,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:50:39,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 300 states and 308 transitions. [2020-11-29 19:50:39,450 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 308 transitions. [2020-11-29 19:50:39,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2020-11-29 19:50:39,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:50:39,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:50:41,034 INFO L134 CoverageAnalysis]: Checked inductivity of 53392 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:50:44,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:50:44,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 301 states and 309 transitions. [2020-11-29 19:50:44,490 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 309 transitions. [2020-11-29 19:50:44,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2020-11-29 19:50:44,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:50:44,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:50:46,069 INFO L134 CoverageAnalysis]: Checked inductivity of 53476 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:50:49,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:50:49,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 302 states and 310 transitions. [2020-11-29 19:50:49,432 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 310 transitions. [2020-11-29 19:50:49,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2020-11-29 19:50:49,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:50:49,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:50:51,112 INFO L134 CoverageAnalysis]: Checked inductivity of 53561 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:50:54,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:50:54,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 303 states and 311 transitions. [2020-11-29 19:50:54,451 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 311 transitions. [2020-11-29 19:50:54,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2020-11-29 19:50:54,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:50:54,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:50:56,047 INFO L134 CoverageAnalysis]: Checked inductivity of 53647 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:50:59,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:50:59,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 304 states and 312 transitions. [2020-11-29 19:50:59,568 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 312 transitions. [2020-11-29 19:50:59,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2020-11-29 19:50:59,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:50:59,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:51:01,159 INFO L134 CoverageAnalysis]: Checked inductivity of 53734 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:51:04,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:51:04,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 305 states and 313 transitions. [2020-11-29 19:51:04,565 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 313 transitions. [2020-11-29 19:51:04,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2020-11-29 19:51:04,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:51:04,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:51:06,249 INFO L134 CoverageAnalysis]: Checked inductivity of 53822 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:51:09,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:51:09,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 306 states and 314 transitions. [2020-11-29 19:51:09,549 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 314 transitions. [2020-11-29 19:51:09,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 508 [2020-11-29 19:51:09,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:51:09,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:51:11,213 INFO L134 CoverageAnalysis]: Checked inductivity of 53911 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:51:14,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:51:14,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 307 states and 315 transitions. [2020-11-29 19:51:14,856 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 315 transitions. [2020-11-29 19:51:14,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 509 [2020-11-29 19:51:14,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:51:15,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:51:16,511 INFO L134 CoverageAnalysis]: Checked inductivity of 54001 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:51:20,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:51:20,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 308 states and 316 transitions. [2020-11-29 19:51:20,093 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 316 transitions. [2020-11-29 19:51:20,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 510 [2020-11-29 19:51:20,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:51:20,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:51:21,927 INFO L134 CoverageAnalysis]: Checked inductivity of 54092 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:51:25,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:51:25,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 309 states and 317 transitions. [2020-11-29 19:51:25,568 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 317 transitions. [2020-11-29 19:51:25,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2020-11-29 19:51:25,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:51:25,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:51:27,290 INFO L134 CoverageAnalysis]: Checked inductivity of 54184 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:51:31,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:51:31,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 310 states and 318 transitions. [2020-11-29 19:51:31,058 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 318 transitions. [2020-11-29 19:51:31,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 512 [2020-11-29 19:51:31,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:51:31,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:51:32,767 INFO L134 CoverageAnalysis]: Checked inductivity of 54277 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:51:36,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:51:36,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 311 states and 319 transitions. [2020-11-29 19:51:36,456 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 319 transitions. [2020-11-29 19:51:36,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 513 [2020-11-29 19:51:36,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:51:36,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:51:38,322 INFO L134 CoverageAnalysis]: Checked inductivity of 54371 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:51:41,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:51:41,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 312 states and 320 transitions. [2020-11-29 19:51:41,992 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 320 transitions. [2020-11-29 19:51:41,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2020-11-29 19:51:41,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:51:42,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:51:43,751 INFO L134 CoverageAnalysis]: Checked inductivity of 54466 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:51:47,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:51:47,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 313 states and 321 transitions. [2020-11-29 19:51:47,646 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 321 transitions. [2020-11-29 19:51:47,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2020-11-29 19:51:47,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:51:47,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:51:49,422 INFO L134 CoverageAnalysis]: Checked inductivity of 54562 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:51:53,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:51:53,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 314 states and 322 transitions. [2020-11-29 19:51:53,160 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 322 transitions. [2020-11-29 19:51:53,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2020-11-29 19:51:53,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:51:53,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:51:55,121 INFO L134 CoverageAnalysis]: Checked inductivity of 54659 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:51:58,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:51:58,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 315 states and 323 transitions. [2020-11-29 19:51:58,885 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 323 transitions. [2020-11-29 19:51:58,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2020-11-29 19:51:58,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:51:59,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:52:00,722 INFO L134 CoverageAnalysis]: Checked inductivity of 54757 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 49906 trivial. 0 not checked. [2020-11-29 19:52:04,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:52:04,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 316 states and 323 transitions. [2020-11-29 19:52:04,692 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 323 transitions. [2020-11-29 19:52:04,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 518 [2020-11-29 19:52:04,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:52:19,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:52:19,203 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:52:34,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:52:34,329 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:52:45,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2020-11-29 19:52:45,488 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-29 19:52:45,492 INFO L168 Benchmark]: Toolchain (without parser) took 636391.80 ms. Allocated memory was 94.4 MB in the beginning and 2.6 GB in the end (delta: 2.5 GB). Free memory was 72.1 MB in the beginning and 917.5 MB in the end (delta: -845.4 MB). Peak memory consumption was 1.7 GB. Max. memory is 16.1 GB. [2020-11-29 19:52:45,492 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 77.6 MB. Free memory is still 42.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:52:45,493 INFO L168 Benchmark]: CACSL2BoogieTranslator took 340.89 ms. Allocated memory is still 94.4 MB. Free memory was 71.7 MB in the beginning and 71.7 MB in the end (delta: 50.1 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 19:52:45,493 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.50 ms. Allocated memory is still 94.4 MB. Free memory was 71.7 MB in the beginning and 70.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:52:45,494 INFO L168 Benchmark]: Boogie Preprocessor took 32.21 ms. Allocated memory is still 94.4 MB. Free memory was 70.1 MB in the beginning and 69.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:52:45,494 INFO L168 Benchmark]: RCFGBuilder took 658.06 ms. Allocated memory is still 94.4 MB. Free memory was 68.5 MB in the beginning and 48.0 MB in the end (delta: 20.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-11-29 19:52:45,495 INFO L168 Benchmark]: CodeCheck took 635287.30 ms. Allocated memory was 94.4 MB in the beginning and 2.6 GB in the end (delta: 2.5 GB). Free memory was 48.0 MB in the beginning and 917.5 MB in the end (delta: -869.5 MB). Peak memory consumption was 1.6 GB. Max. memory is 16.1 GB. [2020-11-29 19:52:45,497 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 77.6 MB. Free memory is still 42.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 340.89 ms. Allocated memory is still 94.4 MB. Free memory was 71.7 MB in the beginning and 71.7 MB in the end (delta: 50.1 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 63.50 ms. Allocated memory is still 94.4 MB. Free memory was 71.7 MB in the beginning and 70.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 32.21 ms. Allocated memory is still 94.4 MB. Free memory was 70.1 MB in the beginning and 69.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 658.06 ms. Allocated memory is still 94.4 MB. Free memory was 68.5 MB in the beginning and 48.0 MB in the end (delta: 20.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * CodeCheck took 635287.30 ms. Allocated memory was 94.4 MB in the beginning and 2.6 GB in the end (delta: 2.5 GB). Free memory was 48.0 MB in the beginning and 917.5 MB in the end (delta: -869.5 MB). Peak memory consumption was 1.6 GB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 19:52:48,028 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:52:48,030 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:52:48,073 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:52:48,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:52:48,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:52:48,083 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:52:48,087 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:52:48,092 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:52:48,100 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:52:48,101 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:52:48,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:52:48,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:52:48,125 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:52:48,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:52:48,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:52:48,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:52:48,135 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:52:48,141 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:52:48,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:52:48,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:52:48,153 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:52:48,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:52:48,157 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:52:48,164 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:52:48,164 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:52:48,165 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:52:48,167 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:52:48,168 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:52:48,169 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:52:48,170 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:52:48,171 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:52:48,173 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:52:48,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:52:48,175 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:52:48,175 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:52:48,176 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:52:48,177 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:52:48,177 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:52:48,179 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:52:48,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:52:48,181 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-29 19:52:48,233 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:52:48,233 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:52:48,235 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 19:52:48,236 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 19:52:48,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:52:48,238 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:52:48,238 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:52:48,238 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 19:52:48,239 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 19:52:48,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:52:48,240 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:52:48,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:52:48,241 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:52:48,241 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 19:52:48,241 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 19:52:48,241 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 19:52:48,242 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 19:52:48,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:52:48,242 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:52:48,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:52:48,243 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 19:52:48,243 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 19:52:48,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:52:48,244 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:52:48,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:52:48,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:52:48,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:52:48,245 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:52:48,245 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-29 19:52:48,245 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 19:52:48,245 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:52:48,246 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-29 19:52:48,246 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 19:52:48,246 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_0af2496a-51c5-4c8b-9680-164b102dd924/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60e3e5b28594f6d5a7aa75230727a6058f8b43bd [2020-11-29 19:52:48,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:52:48,688 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:52:48,692 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:52:48,693 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:52:48,696 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:52:48,697 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/bin/ukojak/../../sv-benchmarks/c/array-crafted/xor1.i [2020-11-29 19:52:48,765 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/bin/ukojak/data/374287c8c/6f5de76227694e188a7ca54d00ec8301/FLAGfaf10be27 [2020-11-29 19:52:49,286 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:52:49,286 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/sv-benchmarks/c/array-crafted/xor1.i [2020-11-29 19:52:49,294 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/bin/ukojak/data/374287c8c/6f5de76227694e188a7ca54d00ec8301/FLAGfaf10be27 [2020-11-29 19:52:49,657 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/bin/ukojak/data/374287c8c/6f5de76227694e188a7ca54d00ec8301 [2020-11-29 19:52:49,659 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:52:49,660 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:52:49,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:52:49,663 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:52:49,666 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:52:49,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:52:49" (1/1) ... [2020-11-29 19:52:49,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63379d7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:52:49, skipping insertion in model container [2020-11-29 19:52:49,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:52:49" (1/1) ... [2020-11-29 19:52:49,679 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:52:49,698 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:52:49,882 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:52:49,892 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 19:52:49,919 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:52:49,935 INFO L208 MainTranslator]: Completed translation [2020-11-29 19:52:49,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:52:49 WrapperNode [2020-11-29 19:52:49,935 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:52:49,937 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 19:52:49,937 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 19:52:49,937 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 19:52:49,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:52:49" (1/1) ... [2020-11-29 19:52:49,954 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:52:49" (1/1) ... [2020-11-29 19:52:49,974 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 19:52:49,975 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 19:52:49,976 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 19:52:49,976 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 19:52:49,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:52:49" (1/1) ... [2020-11-29 19:52:49,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:52:49" (1/1) ... [2020-11-29 19:52:49,989 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:52:49" (1/1) ... [2020-11-29 19:52:49,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:52:49" (1/1) ... [2020-11-29 19:52:49,997 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:52:49" (1/1) ... [2020-11-29 19:52:50,001 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:52:49" (1/1) ... [2020-11-29 19:52:50,003 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:52:49" (1/1) ... [2020-11-29 19:52:50,006 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 19:52:50,007 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 19:52:50,007 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 19:52:50,007 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 19:52:50,008 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:52:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0af2496a-51c5-4c8b-9680-164b102dd924/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 [2020-11-29 19:52:50,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-29 19:52:50,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 19:52:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-29 19:52:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 19:52:50,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 19:52:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure xor [2020-11-29 19:52:50,082 INFO L138 BoogieDeclarations]: Found implementation of procedure xor [2020-11-29 19:52:50,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 19:52:50,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-29 19:52:50,690 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 19:52:50,690 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-29 19:52:50,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:52:50 BoogieIcfgContainer [2020-11-29 19:52:50,692 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 19:52:50,693 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 19:52:50,694 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 19:52:50,704 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 19:52:50,704 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:52:50" (1/1) ... [2020-11-29 19:52:50,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:52:50,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:52:50,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2020-11-29 19:52:50,750 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2020-11-29 19:52:50,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-29 19:52:50,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:52:50,799 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-29 19:52:50,804 INFO L168 Benchmark]: Toolchain (without parser) took 1141.60 ms. Allocated memory was 56.6 MB in the beginning and 77.6 MB in the end (delta: 21.0 MB). Free memory was 34.4 MB in the beginning and 42.0 MB in the end (delta: -7.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-29 19:52:50,804 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 56.6 MB. Free memory is still 38.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:52:50,805 INFO L168 Benchmark]: CACSL2BoogieTranslator took 272.98 ms. Allocated memory is still 56.6 MB. Free memory was 34.2 MB in the beginning and 37.1 MB in the end (delta: -2.9 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.1 GB. [2020-11-29 19:52:50,806 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.24 ms. Allocated memory is still 56.6 MB. Free memory was 37.1 MB in the beginning and 35.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:52:50,807 INFO L168 Benchmark]: Boogie Preprocessor took 30.78 ms. Allocated memory is still 56.6 MB. Free memory was 35.5 MB in the beginning and 34.1 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:52:50,808 INFO L168 Benchmark]: RCFGBuilder took 685.39 ms. Allocated memory was 56.6 MB in the beginning and 77.6 MB in the end (delta: 21.0 MB). Free memory was 34.1 MB in the beginning and 47.1 MB in the end (delta: -12.9 MB). Peak memory consumption was 9.5 MB. Max. memory is 16.1 GB. [2020-11-29 19:52:50,808 INFO L168 Benchmark]: CodeCheck took 107.72 ms. Allocated memory is still 77.6 MB. Free memory was 47.1 MB in the beginning and 42.0 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 19:52:50,812 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 56.6 MB. Free memory is still 38.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 272.98 ms. Allocated memory is still 56.6 MB. Free memory was 34.2 MB in the beginning and 37.1 MB in the end (delta: -2.9 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 38.24 ms. Allocated memory is still 56.6 MB. Free memory was 37.1 MB in the beginning and 35.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 30.78 ms. Allocated memory is still 56.6 MB. Free memory was 35.5 MB in the beginning and 34.1 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 685.39 ms. Allocated memory was 56.6 MB in the beginning and 77.6 MB in the end (delta: 21.0 MB). Free memory was 34.1 MB in the beginning and 47.1 MB in the end (delta: -12.9 MB). Peak memory consumption was 9.5 MB. Max. memory is 16.1 GB. * CodeCheck took 107.72 ms. Allocated memory is still 77.6 MB. Free memory was 47.1 MB in the beginning and 42.0 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...