./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label32.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c7a0c37d-5e52-4ca9-966c-37b8968dcb31/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c7a0c37d-5e52-4ca9-966c-37b8968dcb31/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c7a0c37d-5e52-4ca9-966c-37b8968dcb31/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c7a0c37d-5e52-4ca9-966c-37b8968dcb31/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label32.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c7a0c37d-5e52-4ca9-966c-37b8968dcb31/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c7a0c37d-5e52-4ca9-966c-37b8968dcb31/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 0dafa86a35a01d21ef711a2bd4643c2982066a13 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:11:21,778 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:11:21,782 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:11:21,822 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:11:21,823 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:11:21,831 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:11:21,836 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:11:21,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:11:21,845 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:11:21,847 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:11:21,849 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:11:21,853 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:11:21,854 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:11:21,861 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:11:21,863 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:11:21,866 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:11:21,867 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:11:21,870 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:11:21,876 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:11:21,885 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:11:21,887 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:11:21,889 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:11:21,892 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:11:21,893 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:11:21,901 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:11:21,902 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:11:21,902 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:11:21,905 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:11:21,906 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:11:21,907 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:11:21,907 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:11:21,909 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:11:21,911 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:11:21,913 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:11:21,914 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:11:21,914 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:11:21,915 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:11:21,916 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:11:21,916 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:11:21,917 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:11:21,918 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:11:21,922 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c7a0c37d-5e52-4ca9-966c-37b8968dcb31/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 18:11:21,988 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:11:21,993 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:11:21,994 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:11:21,995 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:11:21,995 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:11:21,996 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:11:21,996 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:11:21,996 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:11:21,996 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:11:21,997 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:11:21,998 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:11:21,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:11:21,998 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:11:21,999 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:11:22,013 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:11:22,013 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:11:22,014 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:11:22,014 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:11:22,014 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:11:22,015 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:11:22,015 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:11:22,015 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:11:22,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:11:22,016 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:11:22,016 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:11:22,016 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:11:22,016 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:11:22,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:11:22,017 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:11:22,018 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_c7a0c37d-5e52-4ca9-966c-37b8968dcb31/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c7a0c37d-5e52-4ca9-966c-37b8968dcb31/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0dafa86a35a01d21ef711a2bd4643c2982066a13 [2020-12-01 18:11:22,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:11:22,457 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:11:22,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:11:22,464 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:11:22,465 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:11:22,466 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c7a0c37d-5e52-4ca9-966c-37b8968dcb31/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label32.c [2020-12-01 18:11:22,566 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c7a0c37d-5e52-4ca9-966c-37b8968dcb31/bin/ukojak/data/0226f7a06/685bc0a6129a4407bd05bac3abe5935b/FLAGc6d8b735c [2020-12-01 18:11:23,359 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:11:23,386 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c7a0c37d-5e52-4ca9-966c-37b8968dcb31/sv-benchmarks/c/eca-rers2012/Problem02_label32.c [2020-12-01 18:11:23,409 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c7a0c37d-5e52-4ca9-966c-37b8968dcb31/bin/ukojak/data/0226f7a06/685bc0a6129a4407bd05bac3abe5935b/FLAGc6d8b735c [2020-12-01 18:11:23,521 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c7a0c37d-5e52-4ca9-966c-37b8968dcb31/bin/ukojak/data/0226f7a06/685bc0a6129a4407bd05bac3abe5935b [2020-12-01 18:11:23,524 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:11:23,526 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:11:23,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:11:23,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:11:23,532 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:11:23,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:11:23" (1/1) ... [2020-12-01 18:11:23,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2be12cb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:11:23, skipping insertion in model container [2020-12-01 18:11:23,536 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:11:23" (1/1) ... [2020-12-01 18:11:23,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:11:23,589 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:11:23,992 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:11:24,001 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:11:24,197 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:11:24,220 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:11:24,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:11:24 WrapperNode [2020-12-01 18:11:24,221 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:11:24,222 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:11:24,222 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:11:24,223 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:11:24,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:11:24" (1/1) ... [2020-12-01 18:11:24,270 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:11:24" (1/1) ... [2020-12-01 18:11:24,331 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:11:24,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:11:24,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:11:24,333 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:11:24,342 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:11:24" (1/1) ... [2020-12-01 18:11:24,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:11:24" (1/1) ... [2020-12-01 18:11:24,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:11:24" (1/1) ... [2020-12-01 18:11:24,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:11:24" (1/1) ... [2020-12-01 18:11:24,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:11:24" (1/1) ... [2020-12-01 18:11:24,383 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:11:24" (1/1) ... [2020-12-01 18:11:24,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:11:24" (1/1) ... [2020-12-01 18:11:24,397 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:11:24,399 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:11:24,399 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:11:24,399 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:11:24,403 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:11:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c7a0c37d-5e52-4ca9-966c-37b8968dcb31/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:11:24,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:11:24,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:11:24,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:11:24,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:11:26,973 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:11:26,973 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-12-01 18:11:26,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:11:26 BoogieIcfgContainer [2020-12-01 18:11:26,978 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:11:26,980 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:11:26,981 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:11:26,993 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:11:26,993 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:11:26" (1/1) ... [2020-12-01 18:11:27,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:11:27,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:27,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2020-12-01 18:11:27,057 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2020-12-01 18:11:27,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-12-01 18:11:27,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:27,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:27,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:28,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:28,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 163 states and 240 transitions. [2020-12-01 18:11:28,316 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 240 transitions. [2020-12-01 18:11:28,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-12-01 18:11:28,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:28,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:28,466 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:28,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:28,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 166 states and 245 transitions. [2020-12-01 18:11:28,571 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 245 transitions. [2020-12-01 18:11:28,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-12-01 18:11:28,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:28,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:28,759 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:11:28,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:28,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 167 states and 248 transitions. [2020-12-01 18:11:28,943 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 248 transitions. [2020-12-01 18:11:28,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-12-01 18:11:28,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:28,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:29,054 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:29,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:29,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 181 states and 264 transitions. [2020-12-01 18:11:29,276 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 264 transitions. [2020-12-01 18:11:29,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-12-01 18:11:29,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:29,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:29,404 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:29,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:29,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 199 states and 286 transitions. [2020-12-01 18:11:29,793 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 286 transitions. [2020-12-01 18:11:29,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-12-01 18:11:29,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:29,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:29,911 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:30,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:30,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 217 states and 307 transitions. [2020-12-01 18:11:30,605 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 307 transitions. [2020-12-01 18:11:30,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-12-01 18:11:30,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:30,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:30,671 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:11:30,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:30,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 218 states and 309 transitions. [2020-12-01 18:11:30,955 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 309 transitions. [2020-12-01 18:11:30,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-12-01 18:11:30,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:30,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:31,031 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:11:31,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:31,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 235 states and 326 transitions. [2020-12-01 18:11:31,498 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 326 transitions. [2020-12-01 18:11:31,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-12-01 18:11:31,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:31,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:31,576 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:31,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:31,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 241 states and 333 transitions. [2020-12-01 18:11:31,737 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 333 transitions. [2020-12-01 18:11:31,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-12-01 18:11:31,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:31,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:32,019 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 18 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:33,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:33,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 345 states and 446 transitions. [2020-12-01 18:11:33,412 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 446 transitions. [2020-12-01 18:11:33,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-12-01 18:11:33,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:33,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:33,488 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:33,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:33,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 346 states and 447 transitions. [2020-12-01 18:11:33,594 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 447 transitions. [2020-12-01 18:11:33,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-12-01 18:11:33,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:33,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:33,821 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:35,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:35,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 374 states and 485 transitions. [2020-12-01 18:11:35,591 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 485 transitions. [2020-12-01 18:11:35,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-12-01 18:11:35,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:35,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:35,639 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:35,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:35,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 384 states and 497 transitions. [2020-12-01 18:11:35,738 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 497 transitions. [2020-12-01 18:11:35,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-12-01 18:11:35,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:35,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:35,892 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:36,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:36,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 412 states and 534 transitions. [2020-12-01 18:11:36,775 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 534 transitions. [2020-12-01 18:11:36,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-12-01 18:11:36,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:36,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:37,034 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 32 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:37,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:37,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 434 states and 558 transitions. [2020-12-01 18:11:37,548 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 558 transitions. [2020-12-01 18:11:37,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-12-01 18:11:37,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:37,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:37,614 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:37,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:37,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 439 states and 565 transitions. [2020-12-01 18:11:37,856 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 565 transitions. [2020-12-01 18:11:37,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-12-01 18:11:37,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:37,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:38,014 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 36 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:39,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:39,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 471 states and 612 transitions. [2020-12-01 18:11:39,891 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 612 transitions. [2020-12-01 18:11:39,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-12-01 18:11:39,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:39,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:39,958 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 36 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:40,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:40,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 476 states and 619 transitions. [2020-12-01 18:11:40,263 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 619 transitions. [2020-12-01 18:11:40,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-12-01 18:11:40,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:40,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:40,466 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 40 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:42,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:42,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 490 states and 642 transitions. [2020-12-01 18:11:42,143 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 642 transitions. [2020-12-01 18:11:42,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-12-01 18:11:42,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:42,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:42,231 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 40 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:42,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:42,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 495 states and 648 transitions. [2020-12-01 18:11:42,567 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 648 transitions. [2020-12-01 18:11:42,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-12-01 18:11:42,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:42,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:42,638 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:42,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:42,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 518 states and 674 transitions. [2020-12-01 18:11:42,984 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 674 transitions. [2020-12-01 18:11:42,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-12-01 18:11:42,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:42,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:43,111 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 18:11:44,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:44,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 535 states and 695 transitions. [2020-12-01 18:11:44,095 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 695 transitions. [2020-12-01 18:11:44,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-12-01 18:11:44,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:44,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:44,180 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:45,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:45,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 559 states and 729 transitions. [2020-12-01 18:11:45,837 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 729 transitions. [2020-12-01 18:11:45,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-12-01 18:11:45,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:45,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:45,897 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:11:46,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:46,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 567 states and 735 transitions. [2020-12-01 18:11:46,108 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 735 transitions. [2020-12-01 18:11:46,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-12-01 18:11:46,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:46,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:46,173 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 18:11:47,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:47,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 574 states and 744 transitions. [2020-12-01 18:11:47,090 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 744 transitions. [2020-12-01 18:11:47,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-12-01 18:11:47,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:47,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:47,151 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:47,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:47,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 579 states and 750 transitions. [2020-12-01 18:11:47,423 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 750 transitions. [2020-12-01 18:11:47,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-12-01 18:11:47,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:47,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:47,527 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 18:11:47,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:47,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 590 states and 764 transitions. [2020-12-01 18:11:47,826 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 764 transitions. [2020-12-01 18:11:47,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-12-01 18:11:47,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:47,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:47,892 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 18:11:47,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:47,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 591 states and 765 transitions. [2020-12-01 18:11:47,952 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 765 transitions. [2020-12-01 18:11:47,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-12-01 18:11:47,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:47,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:48,019 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 18:11:48,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:48,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 599 states and 771 transitions. [2020-12-01 18:11:48,287 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 771 transitions. [2020-12-01 18:11:48,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-12-01 18:11:48,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:48,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:48,449 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:50,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:50,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 651 states and 842 transitions. [2020-12-01 18:11:50,015 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 842 transitions. [2020-12-01 18:11:50,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-12-01 18:11:50,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:50,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:50,172 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:51,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:51,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 660 states and 855 transitions. [2020-12-01 18:11:51,276 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 855 transitions. [2020-12-01 18:11:51,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-12-01 18:11:51,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:51,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:51,335 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:53,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:53,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 688 states and 888 transitions. [2020-12-01 18:11:53,357 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 888 transitions. [2020-12-01 18:11:53,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-12-01 18:11:53,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:53,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:53,430 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 18:11:54,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:54,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 699 states and 903 transitions. [2020-12-01 18:11:54,137 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 903 transitions. [2020-12-01 18:11:54,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-12-01 18:11:54,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:54,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:54,193 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 18:11:54,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:54,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 707 states and 914 transitions. [2020-12-01 18:11:54,633 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 914 transitions. [2020-12-01 18:11:54,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-12-01 18:11:54,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:54,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:54,730 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 18:11:54,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:54,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 708 states and 916 transitions. [2020-12-01 18:11:54,784 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 916 transitions. [2020-12-01 18:11:54,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-12-01 18:11:54,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:54,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:55,022 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:57,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:57,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 761 states and 977 transitions. [2020-12-01 18:11:57,906 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 977 transitions. [2020-12-01 18:11:57,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-12-01 18:11:57,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:57,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:58,052 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:58,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:58,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 769 states and 985 transitions. [2020-12-01 18:11:58,547 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 985 transitions. [2020-12-01 18:11:58,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-12-01 18:11:58,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:58,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:58,615 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:58,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:58,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 775 states and 994 transitions. [2020-12-01 18:11:58,685 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 994 transitions. [2020-12-01 18:11:58,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-12-01 18:11:58,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:58,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:58,783 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 18:11:59,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:59,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 783 states and 1003 transitions. [2020-12-01 18:11:59,221 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1003 transitions. [2020-12-01 18:11:59,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-12-01 18:11:59,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:59,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:59,679 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:12:03,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:03,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 850 states and 1076 transitions. [2020-12-01 18:12:03,061 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1076 transitions. [2020-12-01 18:12:03,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-12-01 18:12:03,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:03,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:03,259 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 69 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:12:06,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:06,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 893 states and 1125 transitions. [2020-12-01 18:12:06,030 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1125 transitions. [2020-12-01 18:12:06,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-12-01 18:12:06,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:06,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:06,185 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:12:08,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:08,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 917 states and 1152 transitions. [2020-12-01 18:12:08,579 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1152 transitions. [2020-12-01 18:12:08,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-12-01 18:12:08,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:08,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:08,715 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:12:10,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:10,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 942 states and 1178 transitions. [2020-12-01 18:12:10,338 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1178 transitions. [2020-12-01 18:12:10,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-12-01 18:12:10,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:10,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:10,468 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:12:12,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:12,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 959 states and 1196 transitions. [2020-12-01 18:12:12,091 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1196 transitions. [2020-12-01 18:12:12,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-12-01 18:12:12,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:12,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:12,205 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:12:12,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:12,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 965 states and 1201 transitions. [2020-12-01 18:12:12,333 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1201 transitions. [2020-12-01 18:12:12,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-12-01 18:12:12,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:12,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:12,401 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:12:13,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:13,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 985 states and 1225 transitions. [2020-12-01 18:12:13,457 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1225 transitions. [2020-12-01 18:12:13,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-12-01 18:12:13,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:13,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:13,587 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 18:12:13,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:13,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 990 states and 1229 transitions. [2020-12-01 18:12:13,850 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1229 transitions. [2020-12-01 18:12:13,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-12-01 18:12:13,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:13,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:14,134 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:12:16,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:16,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1026 states and 1270 transitions. [2020-12-01 18:12:16,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1270 transitions. [2020-12-01 18:12:16,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-12-01 18:12:16,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:16,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:17,044 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:12:19,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:19,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 1057 states and 1302 transitions. [2020-12-01 18:12:19,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1302 transitions. [2020-12-01 18:12:19,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-12-01 18:12:19,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:19,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:19,289 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:12:22,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:22,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1088 states and 1336 transitions. [2020-12-01 18:12:22,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1336 transitions. [2020-12-01 18:12:22,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-12-01 18:12:22,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:22,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:22,974 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:12:24,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:24,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 1113 states and 1362 transitions. [2020-12-01 18:12:24,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1362 transitions. [2020-12-01 18:12:24,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-12-01 18:12:24,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:24,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:24,748 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:12:25,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:25,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 1128 states and 1377 transitions. [2020-12-01 18:12:25,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1377 transitions. [2020-12-01 18:12:25,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-12-01 18:12:25,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:25,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:25,390 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:12:26,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:26,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 1136 states and 1386 transitions. [2020-12-01 18:12:26,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 1386 transitions. [2020-12-01 18:12:26,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-12-01 18:12:26,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:26,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:26,390 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-12-01 18:12:26,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:26,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 1137 states and 1386 transitions. [2020-12-01 18:12:26,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1386 transitions. [2020-12-01 18:12:26,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-12-01 18:12:26,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:26,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:26,559 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 81 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:12:28,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:28,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 1167 states and 1418 transitions. [2020-12-01 18:12:28,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1418 transitions. [2020-12-01 18:12:28,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-12-01 18:12:28,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:28,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:28,900 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 81 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:12:31,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:31,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 1193 states and 1446 transitions. [2020-12-01 18:12:31,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1446 transitions. [2020-12-01 18:12:31,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-12-01 18:12:31,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:31,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:31,789 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 18:12:32,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:32,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1198 states and 1450 transitions. [2020-12-01 18:12:32,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1450 transitions. [2020-12-01 18:12:32,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-12-01 18:12:32,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:32,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:32,378 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 18:12:32,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:32,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 1203 states and 1454 transitions. [2020-12-01 18:12:32,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1454 transitions. [2020-12-01 18:12:32,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-12-01 18:12:32,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:32,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:32,886 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 18:12:33,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:33,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1211 states and 1460 transitions. [2020-12-01 18:12:33,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1460 transitions. [2020-12-01 18:12:33,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-12-01 18:12:33,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:33,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:34,232 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 32 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:12:41,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:41,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 1322 states and 1586 transitions. [2020-12-01 18:12:41,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 1586 transitions. [2020-12-01 18:12:41,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-12-01 18:12:41,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:41,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:41,877 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 18:12:45,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:45,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 1323 states and 1588 transitions. [2020-12-01 18:12:45,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 1588 transitions. [2020-12-01 18:12:45,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-12-01 18:12:45,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:45,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:45,245 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 18:12:48,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:48,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 1324 states and 1590 transitions. [2020-12-01 18:12:48,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1590 transitions. [2020-12-01 18:12:48,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-12-01 18:12:48,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:48,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:48,249 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 18:12:50,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:50,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 1345 states and 1614 transitions. [2020-12-01 18:12:50,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1614 transitions. [2020-12-01 18:12:50,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-12-01 18:12:50,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:50,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:50,786 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 18:12:54,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:54,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 1366 states and 1639 transitions. [2020-12-01 18:12:54,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 1639 transitions. [2020-12-01 18:12:54,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-12-01 18:12:54,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:54,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:54,255 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:12:57,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:57,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1394 states and 1673 transitions. [2020-12-01 18:12:57,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1673 transitions. [2020-12-01 18:12:57,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-12-01 18:12:57,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:57,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:57,707 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:13:00,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:00,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 1418 states and 1697 transitions. [2020-12-01 18:13:00,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 1697 transitions. [2020-12-01 18:13:00,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-12-01 18:13:00,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:00,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:00,302 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:13:00,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:00,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1422 states and 1702 transitions. [2020-12-01 18:13:00,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 1702 transitions. [2020-12-01 18:13:00,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-12-01 18:13:00,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:01,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:01,060 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:13:01,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:01,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1428 states and 1709 transitions. [2020-12-01 18:13:01,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1709 transitions. [2020-12-01 18:13:01,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-12-01 18:13:01,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:01,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:02,426 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 68 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:13:12,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:12,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 1574 states and 1875 transitions. [2020-12-01 18:13:12,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 1875 transitions. [2020-12-01 18:13:12,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-12-01 18:13:12,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:12,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:12,861 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 18:13:14,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:14,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 1601 states and 1913 transitions. [2020-12-01 18:13:14,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 1913 transitions. [2020-12-01 18:13:14,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-12-01 18:13:14,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:14,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:14,778 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-12-01 18:13:15,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:15,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 1606 states and 1917 transitions. [2020-12-01 18:13:15,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 1917 transitions. [2020-12-01 18:13:15,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-12-01 18:13:15,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:15,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:15,554 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 18:13:19,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:19,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1615 states and 1935 transitions. [2020-12-01 18:13:19,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 1935 transitions. [2020-12-01 18:13:19,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-12-01 18:13:19,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:19,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:19,552 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 18:13:21,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:21,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 1620 states and 1943 transitions. [2020-12-01 18:13:21,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 1943 transitions. [2020-12-01 18:13:21,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-12-01 18:13:21,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:21,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:21,427 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:13:27,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:27,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 1679 states and 2009 transitions. [2020-12-01 18:13:27,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 2009 transitions. [2020-12-01 18:13:27,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-12-01 18:13:27,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:27,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:27,751 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:13:30,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:30,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2033 states to 1704 states and 2033 transitions. [2020-12-01 18:13:30,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 2033 transitions. [2020-12-01 18:13:30,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-12-01 18:13:30,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:30,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:30,509 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:13:36,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:36,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2087 states to 1745 states and 2087 transitions. [2020-12-01 18:13:36,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 2087 transitions. [2020-12-01 18:13:36,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-12-01 18:13:36,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:36,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:36,198 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:13:41,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:41,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2125 states to 1776 states and 2125 transitions. [2020-12-01 18:13:41,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2125 transitions. [2020-12-01 18:13:41,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-12-01 18:13:41,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:41,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:41,774 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:13:42,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:42,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 1782 states and 2133 transitions. [2020-12-01 18:13:42,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2133 transitions. [2020-12-01 18:13:42,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-12-01 18:13:42,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:42,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:42,870 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:13:43,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:43,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 1786 states and 2136 transitions. [2020-12-01 18:13:43,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 2136 transitions. [2020-12-01 18:13:43,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-12-01 18:13:43,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:43,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:43,779 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:13:44,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:44,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2139 states to 1790 states and 2139 transitions. [2020-12-01 18:13:44,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 2139 transitions. [2020-12-01 18:13:44,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-12-01 18:13:44,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:44,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:44,690 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:13:45,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:45,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2142 states to 1794 states and 2142 transitions. [2020-12-01 18:13:45,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 2142 transitions. [2020-12-01 18:13:45,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-12-01 18:13:45,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:45,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:45,890 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:13:46,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:46,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2145 states to 1798 states and 2145 transitions. [2020-12-01 18:13:46,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 2145 transitions. [2020-12-01 18:13:46,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-12-01 18:13:46,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:46,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:46,990 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-12-01 18:13:47,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:47,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 1800 states and 2146 transitions. [2020-12-01 18:13:47,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1800 states and 2146 transitions. [2020-12-01 18:13:47,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-12-01 18:13:47,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:47,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:47,191 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 18:13:48,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:48,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 1803 states and 2152 transitions. [2020-12-01 18:13:48,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 2152 transitions. [2020-12-01 18:13:48,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-12-01 18:13:48,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:48,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:48,228 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 18:13:50,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:50,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 1808 states and 2160 transitions. [2020-12-01 18:13:50,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 2160 transitions. [2020-12-01 18:13:50,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-12-01 18:13:50,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:50,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:50,172 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 18:13:51,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:51,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 1812 states and 2165 transitions. [2020-12-01 18:13:51,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 2165 transitions. [2020-12-01 18:13:51,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-12-01 18:13:51,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:51,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:51,125 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 18:13:52,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:52,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 1813 states and 2165 transitions. [2020-12-01 18:13:52,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 2165 transitions. [2020-12-01 18:13:52,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-12-01 18:13:52,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:52,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:52,123 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 18:13:53,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:53,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 1814 states and 2165 transitions. [2020-12-01 18:13:53,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1814 states and 2165 transitions. [2020-12-01 18:13:53,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-12-01 18:13:53,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:53,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:53,238 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 18:13:53,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:53,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2174 states to 1821 states and 2174 transitions. [2020-12-01 18:13:53,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1821 states and 2174 transitions. [2020-12-01 18:13:53,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2020-12-01 18:13:53,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:53,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:53,528 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2020-12-01 18:13:54,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:54,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 1824 states and 2176 transitions. [2020-12-01 18:13:54,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 2176 transitions. [2020-12-01 18:13:54,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2020-12-01 18:13:54,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:54,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:54,281 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2020-12-01 18:13:54,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:54,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 1829 states and 2180 transitions. [2020-12-01 18:13:54,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 2180 transitions. [2020-12-01 18:13:54,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2020-12-01 18:13:54,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:54,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:54,964 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2020-12-01 18:13:55,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:55,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 1832 states and 2182 transitions. [2020-12-01 18:13:55,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 2182 transitions. [2020-12-01 18:13:55,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2020-12-01 18:13:55,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:56,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:56,055 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:13:59,794 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2020-12-01 18:14:00,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:14:00,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 1867 states and 2222 transitions. [2020-12-01 18:14:00,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 2222 transitions. [2020-12-01 18:14:00,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2020-12-01 18:14:00,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:14:00,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:14:00,742 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:14:03,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:14:03,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 1890 states and 2244 transitions. [2020-12-01 18:14:03,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1890 states and 2244 transitions. [2020-12-01 18:14:03,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2020-12-01 18:14:03,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:14:03,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:14:03,508 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-01 18:14:05,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:14:05,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2259 states to 1902 states and 2259 transitions. [2020-12-01 18:14:05,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 2259 transitions. [2020-12-01 18:14:05,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2020-12-01 18:14:05,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:14:05,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:14:05,898 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-01 18:14:10,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:14:10,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2289 states to 1927 states and 2289 transitions. [2020-12-01 18:14:10,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 2289 transitions. [2020-12-01 18:14:10,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2020-12-01 18:14:10,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:14:10,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:14:10,744 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-01 18:14:13,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:14:13,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2301 states to 1938 states and 2301 transitions. [2020-12-01 18:14:13,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 2301 transitions. [2020-12-01 18:14:13,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2020-12-01 18:14:13,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:14:13,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:14:13,353 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-01 18:14:15,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:14:15,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2303 states to 1940 states and 2303 transitions. [2020-12-01 18:14:15,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 2303 transitions. [2020-12-01 18:14:15,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2020-12-01 18:14:15,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:14:15,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:14:15,805 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-01 18:14:19,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:14:19,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 1954 states and 2320 transitions. [2020-12-01 18:14:19,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 2320 transitions. [2020-12-01 18:14:19,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2020-12-01 18:14:19,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:14:19,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:14:19,958 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-01 18:14:21,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:14:21,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 1955 states and 2320 transitions. [2020-12-01 18:14:21,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 2320 transitions. [2020-12-01 18:14:21,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2020-12-01 18:14:21,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:14:21,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:14:21,348 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 18:14:29,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:14:29,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 1983 states and 2354 transitions. [2020-12-01 18:14:29,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 2354 transitions. [2020-12-01 18:14:29,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2020-12-01 18:14:29,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:14:29,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:14:29,414 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 18:14:32,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:14:32,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2360 states to 1988 states and 2360 transitions. [2020-12-01 18:14:32,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 2360 transitions. [2020-12-01 18:14:32,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-12-01 18:14:32,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:14:32,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:14:32,526 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 111 proven. 22 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 18:14:40,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:14:40,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2414 states to 2038 states and 2414 transitions. [2020-12-01 18:14:40,844 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 2414 transitions. [2020-12-01 18:14:40,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-12-01 18:14:40,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:14:40,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:14:41,082 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 111 proven. 22 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 18:14:48,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:14:48,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 2081 states and 2458 transitions. [2020-12-01 18:14:48,436 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 2458 transitions. [2020-12-01 18:14:48,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-12-01 18:14:48,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:14:48,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:14:48,752 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 111 proven. 22 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 18:14:54,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:14:54,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2481 states to 2103 states and 2481 transitions. [2020-12-01 18:14:54,570 INFO L276 IsEmpty]: Start isEmpty. Operand 2103 states and 2481 transitions. [2020-12-01 18:14:54,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-12-01 18:14:54,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:14:54,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:14:54,791 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 111 proven. 22 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 18:14:59,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:14:59,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2503 states to 2124 states and 2503 transitions. [2020-12-01 18:14:59,600 INFO L276 IsEmpty]: Start isEmpty. Operand 2124 states and 2503 transitions. [2020-12-01 18:14:59,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-12-01 18:14:59,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:14:59,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:14:59,759 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 111 proven. 22 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 18:15:00,298 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2020-12-01 18:15:03,404 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2020-12-01 18:15:04,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:04,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2509 states to 2130 states and 2509 transitions. [2020-12-01 18:15:04,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 2509 transitions. [2020-12-01 18:15:04,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-12-01 18:15:04,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:04,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:04,941 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 111 proven. 22 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 18:15:07,325 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2020-12-01 18:15:08,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:08,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2513 states to 2135 states and 2513 transitions. [2020-12-01 18:15:08,394 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 2513 transitions. [2020-12-01 18:15:08,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-12-01 18:15:08,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:08,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:08,474 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 113 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:14,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:14,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2553 states to 2167 states and 2553 transitions. [2020-12-01 18:15:14,998 INFO L276 IsEmpty]: Start isEmpty. Operand 2167 states and 2553 transitions. [2020-12-01 18:15:15,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-12-01 18:15:15,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:15,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:15,078 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 113 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:17,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:17,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2190 states and 2575 transitions. [2020-12-01 18:15:17,119 INFO L276 IsEmpty]: Start isEmpty. Operand 2190 states and 2575 transitions. [2020-12-01 18:15:17,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-12-01 18:15:17,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:17,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:17,216 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 113 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:19,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:19,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2580 states to 2195 states and 2580 transitions. [2020-12-01 18:15:19,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2195 states and 2580 transitions. [2020-12-01 18:15:19,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-12-01 18:15:19,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:19,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:19,587 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 113 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:21,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:21,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2600 states to 2215 states and 2600 transitions. [2020-12-01 18:15:21,727 INFO L276 IsEmpty]: Start isEmpty. Operand 2215 states and 2600 transitions. [2020-12-01 18:15:21,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-12-01 18:15:21,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:21,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:21,796 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 113 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:23,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:23,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2615 states to 2231 states and 2615 transitions. [2020-12-01 18:15:23,501 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 2615 transitions. [2020-12-01 18:15:23,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-12-01 18:15:23,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:23,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:23,568 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 113 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:24,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:24,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2615 states to 2232 states and 2615 transitions. [2020-12-01 18:15:24,749 INFO L276 IsEmpty]: Start isEmpty. Operand 2232 states and 2615 transitions. [2020-12-01 18:15:24,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2020-12-01 18:15:24,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:24,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:24,824 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 119 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:25,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:25,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2619 states to 2237 states and 2619 transitions. [2020-12-01 18:15:25,576 INFO L276 IsEmpty]: Start isEmpty. Operand 2237 states and 2619 transitions. [2020-12-01 18:15:25,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2020-12-01 18:15:25,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:25,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:26,300 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2020-12-01 18:15:45,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:45,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 2388 states and 2788 transitions. [2020-12-01 18:15:45,237 INFO L276 IsEmpty]: Start isEmpty. Operand 2388 states and 2788 transitions. [2020-12-01 18:15:45,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2020-12-01 18:15:45,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:45,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:45,353 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2020-12-01 18:15:46,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:46,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 2393 states and 2792 transitions. [2020-12-01 18:15:46,376 INFO L276 IsEmpty]: Start isEmpty. Operand 2393 states and 2792 transitions. [2020-12-01 18:15:46,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2020-12-01 18:15:46,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:46,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:46,452 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2020-12-01 18:15:48,423 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 18 [2020-12-01 18:15:54,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:54,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 2419 states and 2824 transitions. [2020-12-01 18:15:54,354 INFO L276 IsEmpty]: Start isEmpty. Operand 2419 states and 2824 transitions. [2020-12-01 18:15:54,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2020-12-01 18:15:54,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:54,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:54,422 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2020-12-01 18:15:59,731 WARN L197 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2020-12-01 18:15:59,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:59,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2854 states to 2445 states and 2854 transitions. [2020-12-01 18:15:59,816 INFO L276 IsEmpty]: Start isEmpty. Operand 2445 states and 2854 transitions. [2020-12-01 18:15:59,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2020-12-01 18:15:59,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:59,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:59,901 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2020-12-01 18:16:03,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:03,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2879 states to 2470 states and 2879 transitions. [2020-12-01 18:16:03,420 INFO L276 IsEmpty]: Start isEmpty. Operand 2470 states and 2879 transitions. [2020-12-01 18:16:03,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-12-01 18:16:03,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:03,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:03,577 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-12-01 18:16:11,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:11,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2921 states to 2509 states and 2921 transitions. [2020-12-01 18:16:11,927 INFO L276 IsEmpty]: Start isEmpty. Operand 2509 states and 2921 transitions. [2020-12-01 18:16:11,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-12-01 18:16:11,930 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:11,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:12,032 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-12-01 18:16:17,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:17,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2955 states to 2543 states and 2955 transitions. [2020-12-01 18:16:17,167 INFO L276 IsEmpty]: Start isEmpty. Operand 2543 states and 2955 transitions. [2020-12-01 18:16:17,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-12-01 18:16:17,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:17,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:17,277 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-12-01 18:16:19,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:19,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2969 states to 2558 states and 2969 transitions. [2020-12-01 18:16:19,410 INFO L276 IsEmpty]: Start isEmpty. Operand 2558 states and 2969 transitions. [2020-12-01 18:16:19,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-12-01 18:16:19,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:19,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:19,613 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-12-01 18:16:22,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:22,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2979 states to 2569 states and 2979 transitions. [2020-12-01 18:16:22,891 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 2979 transitions. [2020-12-01 18:16:22,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-12-01 18:16:22,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:22,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:22,999 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-12-01 18:16:27,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:27,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3005 states to 2595 states and 3005 transitions. [2020-12-01 18:16:27,301 INFO L276 IsEmpty]: Start isEmpty. Operand 2595 states and 3005 transitions. [2020-12-01 18:16:27,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-12-01 18:16:27,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:27,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:27,397 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-12-01 18:16:29,272 WARN L197 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-12-01 18:16:29,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:29,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3023 states to 2615 states and 3023 transitions. [2020-12-01 18:16:29,406 INFO L276 IsEmpty]: Start isEmpty. Operand 2615 states and 3023 transitions. [2020-12-01 18:16:29,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-12-01 18:16:29,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:29,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:29,528 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-12-01 18:16:30,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:30,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 2616 states and 3024 transitions. [2020-12-01 18:16:30,517 INFO L276 IsEmpty]: Start isEmpty. Operand 2616 states and 3024 transitions. [2020-12-01 18:16:30,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-12-01 18:16:30,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:30,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:30,655 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-12-01 18:16:33,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:33,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3039 states to 2632 states and 3039 transitions. [2020-12-01 18:16:33,333 INFO L276 IsEmpty]: Start isEmpty. Operand 2632 states and 3039 transitions. [2020-12-01 18:16:33,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-12-01 18:16:33,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:33,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:33,474 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-12-01 18:16:34,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:34,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3053 states to 2647 states and 3053 transitions. [2020-12-01 18:16:34,665 INFO L276 IsEmpty]: Start isEmpty. Operand 2647 states and 3053 transitions. [2020-12-01 18:16:34,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-12-01 18:16:34,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:34,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:34,776 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-12-01 18:16:36,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:36,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3063 states to 2657 states and 3063 transitions. [2020-12-01 18:16:36,504 INFO L276 IsEmpty]: Start isEmpty. Operand 2657 states and 3063 transitions. [2020-12-01 18:16:36,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-12-01 18:16:36,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:36,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:36,655 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-12-01 18:16:41,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:41,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 2667 states and 3072 transitions. [2020-12-01 18:16:41,502 INFO L276 IsEmpty]: Start isEmpty. Operand 2667 states and 3072 transitions. [2020-12-01 18:16:41,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-12-01 18:16:41,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:41,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:41,644 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-12-01 18:16:43,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:43,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3082 states to 2677 states and 3082 transitions. [2020-12-01 18:16:43,545 INFO L276 IsEmpty]: Start isEmpty. Operand 2677 states and 3082 transitions. [2020-12-01 18:16:43,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-12-01 18:16:43,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:43,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:43,689 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-12-01 18:16:45,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:45,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3082 states to 2678 states and 3082 transitions. [2020-12-01 18:16:45,867 INFO L276 IsEmpty]: Start isEmpty. Operand 2678 states and 3082 transitions. [2020-12-01 18:16:45,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-12-01 18:16:45,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:45,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:45,982 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-12-01 18:16:48,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:48,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3082 states to 2679 states and 3082 transitions. [2020-12-01 18:16:48,187 INFO L276 IsEmpty]: Start isEmpty. Operand 2679 states and 3082 transitions. [2020-12-01 18:16:48,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-12-01 18:16:48,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:48,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:48,496 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 32 proven. 245 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:16:50,435 WARN L197 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2020-12-01 18:16:52,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:52,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3167 states to 2763 states and 3167 transitions. [2020-12-01 18:16:52,937 INFO L276 IsEmpty]: Start isEmpty. Operand 2763 states and 3167 transitions. [2020-12-01 18:16:52,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2020-12-01 18:16:52,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:52,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:53,981 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2020-12-01 18:16:58,801 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 24 [2020-12-01 18:17:04,881 WARN L197 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 23 [2020-12-01 18:17:09,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:09,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3248 states to 2834 states and 3248 transitions. [2020-12-01 18:17:09,993 INFO L276 IsEmpty]: Start isEmpty. Operand 2834 states and 3248 transitions. [2020-12-01 18:17:09,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2020-12-01 18:17:09,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:10,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:10,360 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2020-12-01 18:17:10,878 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 25 [2020-12-01 18:17:13,082 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 28 [2020-12-01 18:17:19,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:19,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 2869 states and 3282 transitions. [2020-12-01 18:17:19,723 INFO L276 IsEmpty]: Start isEmpty. Operand 2869 states and 3282 transitions. [2020-12-01 18:17:19,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2020-12-01 18:17:19,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:19,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:19,919 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2020-12-01 18:17:22,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:22,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3287 states to 2875 states and 3287 transitions. [2020-12-01 18:17:22,246 INFO L276 IsEmpty]: Start isEmpty. Operand 2875 states and 3287 transitions. [2020-12-01 18:17:22,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2020-12-01 18:17:22,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:22,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:22,363 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2020-12-01 18:17:28,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:28,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3297 states to 2886 states and 3297 transitions. [2020-12-01 18:17:28,112 INFO L276 IsEmpty]: Start isEmpty. Operand 2886 states and 3297 transitions. [2020-12-01 18:17:28,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2020-12-01 18:17:28,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:28,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:28,232 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2020-12-01 18:17:35,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:35,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3320 states to 2907 states and 3320 transitions. [2020-12-01 18:17:35,013 INFO L276 IsEmpty]: Start isEmpty. Operand 2907 states and 3320 transitions. [2020-12-01 18:17:35,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2020-12-01 18:17:35,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:35,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:35,172 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2020-12-01 18:17:39,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:39,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 2923 states and 3336 transitions. [2020-12-01 18:17:39,652 INFO L276 IsEmpty]: Start isEmpty. Operand 2923 states and 3336 transitions. [2020-12-01 18:17:39,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2020-12-01 18:17:39,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:39,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:39,937 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2020-12-01 18:17:43,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:43,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3352 states to 2939 states and 3352 transitions. [2020-12-01 18:17:43,132 INFO L276 IsEmpty]: Start isEmpty. Operand 2939 states and 3352 transitions. [2020-12-01 18:17:43,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2020-12-01 18:17:43,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:43,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:43,482 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2020-12-01 18:17:47,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:47,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3362 states to 2950 states and 3362 transitions. [2020-12-01 18:17:47,334 INFO L276 IsEmpty]: Start isEmpty. Operand 2950 states and 3362 transitions. [2020-12-01 18:17:47,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2020-12-01 18:17:47,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:47,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:47,576 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2020-12-01 18:17:52,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:52,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3376 states to 2965 states and 3376 transitions. [2020-12-01 18:17:52,299 INFO L276 IsEmpty]: Start isEmpty. Operand 2965 states and 3376 transitions. [2020-12-01 18:17:52,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2020-12-01 18:17:52,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:52,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:52,609 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2020-12-01 18:17:54,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:54,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3390 states to 2980 states and 3390 transitions. [2020-12-01 18:17:54,065 INFO L276 IsEmpty]: Start isEmpty. Operand 2980 states and 3390 transitions. [2020-12-01 18:17:54,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-12-01 18:17:54,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:54,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:56,120 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 328 proven. 16 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2020-12-01 18:17:58,271 WARN L197 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 22 [2020-12-01 18:17:59,447 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 24 [2020-12-01 18:18:00,925 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 26 [2020-12-01 18:18:06,061 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 24 [2020-12-01 18:18:08,533 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 23 [2020-12-01 18:18:12,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:12,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 3047 states and 3464 transitions. [2020-12-01 18:18:12,368 INFO L276 IsEmpty]: Start isEmpty. Operand 3047 states and 3464 transitions. [2020-12-01 18:18:12,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-12-01 18:18:12,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:12,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:12,652 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 328 proven. 16 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2020-12-01 18:18:13,360 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 27 [2020-12-01 18:18:16,131 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 25 [2020-12-01 18:18:18,695 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 24 [2020-12-01 18:18:21,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:21,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3497 states to 3082 states and 3497 transitions. [2020-12-01 18:18:21,045 INFO L276 IsEmpty]: Start isEmpty. Operand 3082 states and 3497 transitions. [2020-12-01 18:18:21,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2020-12-01 18:18:21,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:21,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:21,179 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 209 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2020-12-01 18:18:23,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:23,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 3097 states and 3512 transitions. [2020-12-01 18:18:23,945 INFO L276 IsEmpty]: Start isEmpty. Operand 3097 states and 3512 transitions. [2020-12-01 18:18:23,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2020-12-01 18:18:23,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:23,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:24,089 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 209 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2020-12-01 18:18:25,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:25,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3520 states to 3106 states and 3520 transitions. [2020-12-01 18:18:25,509 INFO L276 IsEmpty]: Start isEmpty. Operand 3106 states and 3520 transitions. [2020-12-01 18:18:25,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2020-12-01 18:18:25,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:25,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:25,646 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 209 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2020-12-01 18:18:28,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:28,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3535 states to 3121 states and 3535 transitions. [2020-12-01 18:18:28,475 INFO L276 IsEmpty]: Start isEmpty. Operand 3121 states and 3535 transitions. [2020-12-01 18:18:28,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2020-12-01 18:18:28,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:28,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:28,618 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 209 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2020-12-01 18:18:30,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:30,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 3130 states and 3543 transitions. [2020-12-01 18:18:30,439 INFO L276 IsEmpty]: Start isEmpty. Operand 3130 states and 3543 transitions. [2020-12-01 18:18:30,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2020-12-01 18:18:30,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:30,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:31,078 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2020-12-01 18:18:36,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:36,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3569 states to 3154 states and 3569 transitions. [2020-12-01 18:18:36,655 INFO L276 IsEmpty]: Start isEmpty. Operand 3154 states and 3569 transitions. [2020-12-01 18:18:36,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2020-12-01 18:18:36,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:36,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:36,959 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2020-12-01 18:18:37,389 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 24 [2020-12-01 18:18:40,196 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2020-12-01 18:18:45,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:45,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3596 states to 3178 states and 3596 transitions. [2020-12-01 18:18:45,224 INFO L276 IsEmpty]: Start isEmpty. Operand 3178 states and 3596 transitions. [2020-12-01 18:18:45,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2020-12-01 18:18:45,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:45,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:45,509 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2020-12-01 18:18:48,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:48,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 3184 states and 3603 transitions. [2020-12-01 18:18:48,072 INFO L276 IsEmpty]: Start isEmpty. Operand 3184 states and 3603 transitions. [2020-12-01 18:18:48,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2020-12-01 18:18:48,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:48,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:48,246 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2020-12-01 18:18:51,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:51,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3618 states to 3199 states and 3618 transitions. [2020-12-01 18:18:51,172 INFO L276 IsEmpty]: Start isEmpty. Operand 3199 states and 3618 transitions. [2020-12-01 18:18:51,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2020-12-01 18:18:51,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:51,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:51,362 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2020-12-01 18:18:53,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:53,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2807 states to 2497 states and 2807 transitions. [2020-12-01 18:18:53,174 INFO L276 IsEmpty]: Start isEmpty. Operand 2497 states and 2807 transitions. [2020-12-01 18:18:53,176 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 18:18:53,176 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 157 iterations. [2020-12-01 18:18:53,191 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 18:18:53,802 WARN L197 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 32 [2020-12-01 18:18:54,985 WARN L197 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 106 DAG size of output: 41 [2020-12-01 18:18:55,637 WARN L197 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 32 [2020-12-01 18:18:56,175 WARN L197 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 32 [2020-12-01 18:18:56,993 WARN L197 SmtUtils]: Spent 816.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 41 [2020-12-01 18:18:57,780 WARN L197 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 32 [2020-12-01 18:18:59,125 WARN L197 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 111 DAG size of output: 41 [2020-12-01 18:18:59,913 WARN L197 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 32 [2020-12-01 18:19:01,130 WARN L197 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 106 DAG size of output: 41 [2020-12-01 18:19:01,720 WARN L197 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 32 [2020-12-01 18:19:02,318 WARN L197 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 32 [2020-12-01 18:19:02,983 WARN L197 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 32 [2020-12-01 18:19:03,751 WARN L197 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 41 [2020-12-01 18:19:04,460 WARN L197 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 32 [2020-12-01 18:19:05,646 WARN L197 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 106 DAG size of output: 41 [2020-12-01 18:19:06,375 WARN L197 SmtUtils]: Spent 727.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 41 [2020-12-01 18:19:07,500 WARN L197 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 99 DAG size of output: 45 [2020-12-01 18:19:08,296 WARN L197 SmtUtils]: Spent 794.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 32 [2020-12-01 18:19:08,952 WARN L197 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 32 [2020-12-01 18:19:09,503 WARN L197 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 32 [2020-12-01 18:19:10,649 WARN L197 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 111 DAG size of output: 41 [2020-12-01 18:19:11,167 WARN L197 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 32 [2020-12-01 18:19:12,302 WARN L197 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 106 DAG size of output: 41 [2020-12-01 18:19:12,917 WARN L197 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 32 [2020-12-01 18:19:13,031 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 13 [2020-12-01 18:19:13,687 WARN L197 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 32 [2020-12-01 18:19:14,858 WARN L197 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 111 DAG size of output: 41 [2020-12-01 18:19:15,199 WARN L197 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 32 [2020-12-01 18:19:15,753 WARN L197 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 32 [2020-12-01 18:19:16,999 WARN L197 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 111 DAG size of output: 41 [2020-12-01 18:19:17,582 WARN L197 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 32 [2020-12-01 18:19:18,325 WARN L197 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 32 [2020-12-01 18:19:19,021 WARN L197 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 32 [2020-12-01 18:19:19,386 WARN L197 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 32 [2020-12-01 18:19:20,216 WARN L197 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 32 [2020-12-01 18:19:20,778 WARN L197 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 32 [2020-12-01 18:19:21,491 WARN L197 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 32 [2020-12-01 18:19:22,180 WARN L197 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 32 [2020-12-01 18:19:22,854 WARN L197 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 32 [2020-12-01 18:19:23,451 WARN L197 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 32 [2020-12-01 18:19:24,009 WARN L197 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 32 [2020-12-01 18:19:24,984 WARN L197 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 32 [2020-12-01 18:19:26,263 WARN L197 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 106 DAG size of output: 41 [2020-12-01 18:19:26,612 WARN L197 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 32 [2020-12-01 18:19:27,497 WARN L197 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 32 [2020-12-01 18:19:28,705 WARN L197 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 111 DAG size of output: 41 [2020-12-01 18:19:29,391 WARN L197 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 32 [2020-12-01 18:19:30,474 WARN L197 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 97 DAG size of output: 41 [2020-12-01 18:19:31,179 WARN L197 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 32 [2020-12-01 18:19:32,382 WARN L197 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 106 DAG size of output: 41 [2020-12-01 18:19:33,139 WARN L197 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 32 [2020-12-01 18:19:33,878 WARN L197 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 32 [2020-12-01 18:19:35,020 WARN L197 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 106 DAG size of output: 41 [2020-12-01 18:19:35,611 WARN L197 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 32 [2020-12-01 18:19:36,101 WARN L197 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 32 [2020-12-01 18:19:37,421 WARN L197 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 111 DAG size of output: 41 [2020-12-01 18:19:38,093 WARN L197 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 32 [2020-12-01 18:19:39,148 WARN L197 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 102 DAG size of output: 41 [2020-12-01 18:19:39,826 WARN L197 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 32 [2020-12-01 18:19:40,188 WARN L197 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 32 [2020-12-01 18:19:40,888 WARN L197 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 32 [2020-12-01 18:19:41,240 WARN L197 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 32 [2020-12-01 18:19:42,093 WARN L197 SmtUtils]: Spent 851.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 32 [2020-12-01 18:19:42,783 WARN L197 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 32 [2020-12-01 18:19:43,557 WARN L197 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 41 [2020-12-01 18:19:44,703 WARN L197 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 99 DAG size of output: 45 [2020-12-01 18:19:45,880 WARN L197 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 111 DAG size of output: 41 [2020-12-01 18:19:46,550 WARN L197 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 32 [2020-12-01 18:19:47,703 WARN L197 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 111 DAG size of output: 41 [2020-12-01 18:19:48,343 WARN L197 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 32 [2020-12-01 18:19:48,976 WARN L197 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 32 [2020-12-01 18:19:49,730 WARN L197 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 41 [2020-12-01 18:19:50,975 WARN L197 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 111 DAG size of output: 41 [2020-12-01 18:19:51,327 WARN L197 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 32 [2020-12-01 18:19:52,637 WARN L197 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 111 DAG size of output: 41 [2020-12-01 18:19:53,837 WARN L197 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 111 DAG size of output: 41 [2020-12-01 18:19:54,237 WARN L197 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 32 [2020-12-01 18:19:54,861 WARN L197 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 32 [2020-12-01 18:19:55,433 WARN L197 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 32 [2020-12-01 18:19:55,434 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:19:55,440 INFO L569 CodeCheckObserver]: Invariant with dag size 32 [2020-12-01 18:19:55,452 INFO L569 CodeCheckObserver]: Invariant with dag size 32 [2020-12-01 18:19:55,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:19:55 ImpRootNode [2020-12-01 18:19:55,455 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 18:19:55,456 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 18:19:55,456 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 18:19:55,456 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 18:19:55,457 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:11:26" (3/4) ... [2020-12-01 18:19:55,461 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 18:19:55,488 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 113 nodes and edges [2020-12-01 18:19:55,490 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-12-01 18:19:55,493 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-01 18:19:55,495 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-01 18:19:55,687 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_c7a0c37d-5e52-4ca9-966c-37b8968dcb31/bin/ukojak/witness.graphml [2020-12-01 18:19:55,688 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 18:19:55,689 INFO L168 Benchmark]: Toolchain (without parser) took 512162.64 ms. Allocated memory was 115.3 MB in the beginning and 3.5 GB in the end (delta: 3.4 GB). Free memory was 93.8 MB in the beginning and 2.9 GB in the end (delta: -2.8 GB). Peak memory consumption was 546.8 MB. Max. memory is 16.1 GB. [2020-12-01 18:19:55,689 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 77.6 MB. Free memory is still 53.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:19:55,690 INFO L168 Benchmark]: CACSL2BoogieTranslator took 693.55 ms. Allocated memory is still 115.3 MB. Free memory was 93.5 MB in the beginning and 68.0 MB in the end (delta: 25.5 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:19:55,691 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.71 ms. Allocated memory is still 115.3 MB. Free memory was 68.0 MB in the beginning and 62.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:19:55,692 INFO L168 Benchmark]: Boogie Preprocessor took 65.16 ms. Allocated memory is still 115.3 MB. Free memory was 62.6 MB in the beginning and 58.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:19:55,692 INFO L168 Benchmark]: RCFGBuilder took 2579.51 ms. Allocated memory was 115.3 MB in the beginning and 167.8 MB in the end (delta: 52.4 MB). Free memory was 58.1 MB in the beginning and 98.6 MB in the end (delta: -40.5 MB). Peak memory consumption was 49.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:19:55,693 INFO L168 Benchmark]: CodeCheck took 508475.58 ms. Allocated memory was 167.8 MB in the beginning and 3.5 GB in the end (delta: 3.3 GB). Free memory was 98.6 MB in the beginning and 2.9 GB in the end (delta: -2.8 GB). Peak memory consumption was 854.4 MB. Max. memory is 16.1 GB. [2020-12-01 18:19:55,694 INFO L168 Benchmark]: Witness Printer took 231.98 ms. Allocated memory is still 3.5 GB. Free memory was 2.9 GB in the beginning and 2.9 GB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:19:55,696 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 85 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 446.1s, OverallIterations: 157, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 16781312 SDtfs, 1382846700 SDslu, 100687872 SDs, 0 SdLazy, 636762040 SolverSat, -2041854748 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1366.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 196611 GetRequests, 185985 SyntacticMatches, 9178 SemanticMatches, 1448 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1368845 ImplicationChecksByTransitivity, 386.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.1s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 13.2s InterpolantComputationTime, 28911 NumberOfCodeBlocks, 28911 NumberOfCodeBlocksAsserted, 156 NumberOfCheckSat, 28755 ConstructedInterpolants, 0 QuantifiedInterpolants, 19136983 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 156 InterpolantComputations, 127 PerfectInterpolantSequences, 23999/24981 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 610]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: ((((((((a21 == 1 && !(a19 == 1)) && a11 == 1) && !(a25 == 1)) && a28 == 10) || ((((a21 == 1 && !(a19 == 1)) && a25 == 1) && a28 == 9) && a11 == 1)) || (8 <= a17 && !(a19 == 1))) || ((((a21 == 1 && !(a19 == 1)) && a25 == 1) && !(a11 == 1)) && a28 == 10)) || (a19 == 1 && a17 <= 8)) || (!(7 == a17) && a17 < 8) - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: ((((((((a21 == 1 && !(a19 == 1)) && a11 == 1) && !(a25 == 1)) && a28 == 10) || ((((a21 == 1 && !(a19 == 1)) && a25 == 1) && a28 == 9) && a11 == 1)) || (8 <= a17 && !(a19 == 1))) || ((((a21 == 1 && !(a19 == 1)) && a25 == 1) && !(a11 == 1)) && a28 == 10)) || (a19 == 1 && a17 <= 8)) || (!(7 == a17) && a17 < 8) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 77.6 MB. Free memory is still 53.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 693.55 ms. Allocated memory is still 115.3 MB. Free memory was 93.5 MB in the beginning and 68.0 MB in the end (delta: 25.5 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 109.71 ms. Allocated memory is still 115.3 MB. Free memory was 68.0 MB in the beginning and 62.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 65.16 ms. Allocated memory is still 115.3 MB. Free memory was 62.6 MB in the beginning and 58.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2579.51 ms. Allocated memory was 115.3 MB in the beginning and 167.8 MB in the end (delta: 52.4 MB). Free memory was 58.1 MB in the beginning and 98.6 MB in the end (delta: -40.5 MB). Peak memory consumption was 49.7 MB. Max. memory is 16.1 GB. * CodeCheck took 508475.58 ms. Allocated memory was 167.8 MB in the beginning and 3.5 GB in the end (delta: 3.3 GB). Free memory was 98.6 MB in the beginning and 2.9 GB in the end (delta: -2.8 GB). Peak memory consumption was 854.4 MB. Max. memory is 16.1 GB. * Witness Printer took 231.98 ms. Allocated memory is still 3.5 GB. Free memory was 2.9 GB in the beginning and 2.9 GB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...