./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--fmc--fmc-fakedev.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0520aae0-7f3d-4943-9c8c-7922fe2d7603/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0520aae0-7f3d-4943-9c8c-7922fe2d7603/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0520aae0-7f3d-4943-9c8c-7922fe2d7603/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0520aae0-7f3d-4943-9c8c-7922fe2d7603/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--fmc--fmc-fakedev.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_0520aae0-7f3d-4943-9c8c-7922fe2d7603/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0520aae0-7f3d-4943-9c8c-7922fe2d7603/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 623eafadad6f89e49e8ac310f62f2fa9c86497c3 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 09:30:33,073 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 09:30:33,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 09:30:33,089 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 09:30:33,090 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 09:30:33,091 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 09:30:33,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 09:30:33,102 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 09:30:33,106 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 09:30:33,110 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 09:30:33,111 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 09:30:33,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 09:30:33,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 09:30:33,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 09:30:33,116 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 09:30:33,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 09:30:33,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 09:30:33,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 09:30:33,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 09:30:33,125 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 09:30:33,128 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 09:30:33,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 09:30:33,134 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 09:30:33,135 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 09:30:33,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 09:30:33,137 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 09:30:33,137 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 09:30:33,139 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 09:30:33,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 09:30:33,141 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 09:30:33,141 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 09:30:33,142 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 09:30:33,142 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 09:30:33,143 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 09:30:33,144 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 09:30:33,144 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 09:30:33,145 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 09:30:33,145 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 09:30:33,145 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 09:30:33,146 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 09:30:33,148 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 09:30:33,148 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0520aae0-7f3d-4943-9c8c-7922fe2d7603/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2019-11-20 09:30:33,163 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 09:30:33,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 09:30:33,164 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 09:30:33,164 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 09:30:33,165 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 09:30:33,165 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 09:30:33,165 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 09:30:33,165 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 09:30:33,165 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 09:30:33,166 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 09:30:33,166 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 09:30:33,166 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 09:30:33,166 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 09:30:33,166 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 09:30:33,166 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 09:30:33,166 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 09:30:33,167 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 09:30:33,167 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 09:30:33,167 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 09:30:33,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 09:30:33,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 09:30:33,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 09:30:33,168 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 09:30:33,168 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 09:30:33,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 09:30:33,168 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 09:30:33,168 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 09:30:33,169 INFO L138 SettingsManager]: * To the following directory=dump/ 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_0520aae0-7f3d-4943-9c8c-7922fe2d7603/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(__VERIFIER_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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 623eafadad6f89e49e8ac310f62f2fa9c86497c3 [2019-11-20 09:30:33,335 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 09:30:33,345 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 09:30:33,348 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 09:30:33,349 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 09:30:33,349 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 09:30:33,350 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0520aae0-7f3d-4943-9c8c-7922fe2d7603/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--fmc--fmc-fakedev.ko-entry_point.cil.out.i [2019-11-20 09:30:33,407 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0520aae0-7f3d-4943-9c8c-7922fe2d7603/bin/ukojak/data/082e56ccf/40f175988498406799238c6ab773c826/FLAGeb2065eea [2019-11-20 09:30:34,038 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 09:30:34,039 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0520aae0-7f3d-4943-9c8c-7922fe2d7603/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--fmc--fmc-fakedev.ko-entry_point.cil.out.i [2019-11-20 09:30:34,058 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0520aae0-7f3d-4943-9c8c-7922fe2d7603/bin/ukojak/data/082e56ccf/40f175988498406799238c6ab773c826/FLAGeb2065eea [2019-11-20 09:30:34,199 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0520aae0-7f3d-4943-9c8c-7922fe2d7603/bin/ukojak/data/082e56ccf/40f175988498406799238c6ab773c826 [2019-11-20 09:30:34,203 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 09:30:34,204 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 09:30:34,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 09:30:34,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 09:30:34,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 09:30:34,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:30:34" (1/1) ... [2019-11-20 09:30:34,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f79a025 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:30:34, skipping insertion in model container [2019-11-20 09:30:34,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:30:34" (1/1) ... [2019-11-20 09:30:34,223 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 09:30:34,305 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 09:30:34,673 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1257] [2019-11-20 09:30:34,676 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1258-1259] [2019-11-20 09:30:35,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 09:30:35,197 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 09:30:35,256 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1257] [2019-11-20 09:30:35,259 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1258-1259] [2019-11-20 09:30:35,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 09:30:35,457 INFO L192 MainTranslator]: Completed translation [2019-11-20 09:30:35,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:30:35 WrapperNode [2019-11-20 09:30:35,457 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 09:30:35,458 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 09:30:35,458 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 09:30:35,459 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 09:30:35,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:30:35" (1/1) ... [2019-11-20 09:30:35,530 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:30:35" (1/1) ... [2019-11-20 09:30:35,633 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 09:30:35,634 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 09:30:35,634 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 09:30:35,634 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 09:30:35,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:30:35" (1/1) ... [2019-11-20 09:30:35,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:30:35" (1/1) ... [2019-11-20 09:30:35,655 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:30:35" (1/1) ... [2019-11-20 09:30:35,655 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:30:35" (1/1) ... [2019-11-20 09:30:35,714 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:30:35" (1/1) ... [2019-11-20 09:30:35,725 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:30:35" (1/1) ... [2019-11-20 09:30:35,733 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:30:35" (1/1) ... [2019-11-20 09:30:35,762 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 09:30:35,762 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 09:30:35,762 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 09:30:35,762 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 09:30:35,763 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:30:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0520aae0-7f3d-4943-9c8c-7922fe2d7603/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 [2019-11-20 09:30:35,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-20 09:30:35,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 09:30:35,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 09:30:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_device_unregister_n [2019-11-20 09:30:35,834 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_device_unregister_n [2019-11-20 09:30:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-20 09:30:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-20 09:30:35,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-11-20 09:30:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-11-20 09:30:35,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 09:30:35,837 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-11-20 09:30:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-11-20 09:30:35,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 09:30:35,837 INFO L130 BoogieDeclarations]: Found specification of procedure ff_validate [2019-11-20 09:30:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ff_validate [2019-11-20 09:30:35,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-11-20 09:30:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-11-20 09:30:35,838 INFO L130 BoogieDeclarations]: Found specification of procedure ff_irq_request [2019-11-20 09:30:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ff_irq_request [2019-11-20 09:30:35,838 INFO L130 BoogieDeclarations]: Found specification of procedure device_unregister [2019-11-20 09:30:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unregister [2019-11-20 09:30:35,839 INFO L130 BoogieDeclarations]: Found specification of procedure ff_reprogram [2019-11-20 09:30:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ff_reprogram [2019-11-20 09:30:35,840 INFO L130 BoogieDeclarations]: Found specification of procedure ff_writel [2019-11-20 09:30:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ff_writel [2019-11-20 09:30:35,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 09:30:35,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-20 09:30:35,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 09:30:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure ff_readl [2019-11-20 09:30:35,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ff_readl [2019-11-20 09:30:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-11-20 09:30:35,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-11-20 09:30:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_device_register_n [2019-11-20 09:30:35,841 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_device_register_n [2019-11-20 09:30:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2019-11-20 09:30:35,842 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2019-11-20 09:30:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2019-11-20 09:30:35,842 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2019-11-20 09:30:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 09:30:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure ff_dev_create [2019-11-20 09:30:35,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ff_dev_create [2019-11-20 09:30:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-20 09:30:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-20 09:30:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-20 09:30:35,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-20 09:30:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 09:30:35,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 09:30:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-11-20 09:30:35,844 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-11-20 09:30:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2019-11-20 09:30:35,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2019-11-20 09:30:36,338 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-11-20 09:36:25,538 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 09:36:25,538 INFO L285 CfgBuilder]: Removed 56 assume(true) statements. [2019-11-20 09:36:25,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:36:25 BoogieIcfgContainer [2019-11-20 09:36:25,540 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 09:36:25,540 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 09:36:25,540 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 09:36:25,550 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 09:36:25,550 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:36:25" (1/1) ... [2019-11-20 09:36:25,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:36:25,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:25,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 206 states and 295 transitions. [2019-11-20 09:36:25,605 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 295 transitions. [2019-11-20 09:36:25,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-20 09:36:25,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:26,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:26,942 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 09:36:27,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:27,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 206 states and 295 transitions. [2019-11-20 09:36:27,003 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 295 transitions. [2019-11-20 09:36:27,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 09:36:27,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:27,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:27,791 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 09:36:27,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:27,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 211 states and 329 transitions. [2019-11-20 09:36:27,843 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 329 transitions. [2019-11-20 09:36:27,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 09:36:27,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:28,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:28,574 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 09:36:28,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:28,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 212 states and 330 transitions. [2019-11-20 09:36:28,595 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 330 transitions. [2019-11-20 09:36:28,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 09:36:28,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:29,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:29,346 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 09:36:29,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:29,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 216 states and 363 transitions. [2019-11-20 09:36:29,482 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 363 transitions. [2019-11-20 09:36:29,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 09:36:29,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:29,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:30,154 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 09:36:41,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:41,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 232 states and 420 transitions. [2019-11-20 09:36:41,601 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 420 transitions. [2019-11-20 09:36:41,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 09:36:41,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:41,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:42,158 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 09:36:42,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:42,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 234 states and 422 transitions. [2019-11-20 09:36:42,182 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 422 transitions. [2019-11-20 09:36:42,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 09:36:42,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:42,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:42,728 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 09:36:42,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:42,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 237 states and 428 transitions. [2019-11-20 09:36:42,885 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 428 transitions. [2019-11-20 09:36:42,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 09:36:42,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:43,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:43,428 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 09:36:43,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:43,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 236 states and 423 transitions. [2019-11-20 09:36:43,477 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 423 transitions. [2019-11-20 09:36:43,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 09:36:43,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:43,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:44,014 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 09:36:44,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:44,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 239 states and 445 transitions. [2019-11-20 09:36:44,347 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 445 transitions. [2019-11-20 09:36:44,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 09:36:44,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:44,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:44,933 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 09:36:45,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:45,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 242 states and 450 transitions. [2019-11-20 09:36:45,087 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 450 transitions. [2019-11-20 09:36:45,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 09:36:45,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:45,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:45,586 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 09:36:45,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:45,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 243 states and 450 transitions. [2019-11-20 09:36:45,753 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 450 transitions. [2019-11-20 09:36:45,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 09:36:45,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:46,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:46,264 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 09:36:46,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:46,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 244 states and 450 transitions. [2019-11-20 09:36:46,343 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 450 transitions. [2019-11-20 09:36:46,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 09:36:46,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:46,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:46,875 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 09:36:46,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:46,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 243 states and 444 transitions. [2019-11-20 09:36:46,938 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 444 transitions. [2019-11-20 09:36:46,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 09:36:46,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:47,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:47,418 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 09:36:47,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:47,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 245 states and 446 transitions. [2019-11-20 09:36:47,435 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 446 transitions. [2019-11-20 09:36:47,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 09:36:47,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:47,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:47,909 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 09:36:47,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:47,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 247 states and 448 transitions. [2019-11-20 09:36:47,930 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 448 transitions. [2019-11-20 09:36:47,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 09:36:47,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:48,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:48,475 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-20 09:36:48,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:48,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 248 states and 450 transitions. [2019-11-20 09:36:48,568 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 450 transitions. [2019-11-20 09:36:48,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 09:36:48,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:48,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:49,129 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 09:36:49,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:49,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 253 states and 485 transitions. [2019-11-20 09:36:49,553 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 485 transitions. [2019-11-20 09:36:49,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 09:36:49,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:49,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:49,958 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-20 09:36:50,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:50,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 257 states and 515 transitions. [2019-11-20 09:36:50,314 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 515 transitions. [2019-11-20 09:36:50,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 09:36:50,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:50,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:50,725 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 09:36:50,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:50,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 260 states and 519 transitions. [2019-11-20 09:36:50,745 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 519 transitions. [2019-11-20 09:36:50,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 09:36:50,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:50,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:51,124 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 09:36:51,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:51,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 261 states and 519 transitions. [2019-11-20 09:36:51,217 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 519 transitions. [2019-11-20 09:36:51,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 09:36:51,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:51,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:51,634 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 09:36:51,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:51,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 266 states and 543 transitions. [2019-11-20 09:36:51,982 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 543 transitions. [2019-11-20 09:36:51,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 09:36:51,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:52,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:52,476 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 09:36:52,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:52,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 267 states and 543 transitions. [2019-11-20 09:36:52,502 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 543 transitions. [2019-11-20 09:36:52,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 09:36:52,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:52,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:53,060 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 09:36:53,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:53,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 268 states and 544 transitions. [2019-11-20 09:36:53,170 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 544 transitions. [2019-11-20 09:36:53,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 09:36:53,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:53,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:53,742 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-11-20 09:36:54,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:54,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 290 states and 606 transitions. [2019-11-20 09:36:54,084 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 606 transitions. [2019-11-20 09:36:54,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 09:36:54,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:54,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:54,639 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 09:36:55,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:55,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 293 states and 625 transitions. [2019-11-20 09:36:55,390 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 625 transitions. [2019-11-20 09:36:55,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 09:36:55,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:55,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:55,885 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 09:36:56,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:56,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 293 states and 623 transitions. [2019-11-20 09:36:56,334 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 623 transitions. [2019-11-20 09:36:56,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 09:36:56,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:56,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:56,788 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 09:36:56,990 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2019-11-20 09:36:57,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:57,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 296 states and 652 transitions. [2019-11-20 09:36:57,444 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 652 transitions. [2019-11-20 09:36:57,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 09:36:57,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:57,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:57,921 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-11-20 09:36:57,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:57,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 300 states and 659 transitions. [2019-11-20 09:36:57,943 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 659 transitions. [2019-11-20 09:36:57,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 09:36:57,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:58,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:36:58,450 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 09:36:59,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:36:59,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 305 states and 685 transitions. [2019-11-20 09:36:59,655 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 685 transitions. [2019-11-20 09:36:59,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 09:36:59,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:36:59,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:00,182 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 09:37:00,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:00,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 306 states and 686 transitions. [2019-11-20 09:37:00,200 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 686 transitions. [2019-11-20 09:37:00,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 09:37:00,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:00,642 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 09:37:01,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:01,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 309 states and 706 transitions. [2019-11-20 09:37:01,102 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 706 transitions. [2019-11-20 09:37:01,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-20 09:37:01,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:01,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:01,527 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 09:37:01,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:01,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 311 states and 708 transitions. [2019-11-20 09:37:01,554 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 708 transitions. [2019-11-20 09:37:01,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-20 09:37:01,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:01,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:02,114 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-11-20 09:37:02,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:02,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 312 states and 710 transitions. [2019-11-20 09:37:02,152 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 710 transitions. [2019-11-20 09:37:02,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-20 09:37:02,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:02,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:02,551 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 09:37:02,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:02,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 317 states and 722 transitions. [2019-11-20 09:37:02,946 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 722 transitions. [2019-11-20 09:37:02,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-20 09:37:02,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:03,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:03,339 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 09:37:03,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:03,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 318 states and 722 transitions. [2019-11-20 09:37:03,520 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 722 transitions. [2019-11-20 09:37:03,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-20 09:37:03,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:03,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:04,013 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 09:37:04,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:04,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 320 states and 726 transitions. [2019-11-20 09:37:04,027 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 726 transitions. [2019-11-20 09:37:04,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 09:37:04,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:04,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:04,597 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:37:05,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:05,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 322 states and 728 transitions. [2019-11-20 09:37:05,033 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 728 transitions. [2019-11-20 09:37:05,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-20 09:37:05,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:05,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:05,475 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 09:37:05,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:05,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 324 states and 732 transitions. [2019-11-20 09:37:05,499 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 732 transitions. [2019-11-20 09:37:05,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-20 09:37:05,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:05,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:06,055 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:37:06,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:06,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 328 states and 741 transitions. [2019-11-20 09:37:06,440 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 741 transitions. [2019-11-20 09:37:06,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-20 09:37:06,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:06,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:06,826 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2019-11-20 09:37:07,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:07,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 328 states and 740 transitions. [2019-11-20 09:37:07,194 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 740 transitions. [2019-11-20 09:37:07,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-20 09:37:07,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:07,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:07,736 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-11-20 09:37:07,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:07,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 327 states and 726 transitions. [2019-11-20 09:37:07,826 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 726 transitions. [2019-11-20 09:37:07,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-20 09:37:07,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:08,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:08,205 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 09:37:08,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:08,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 329 states and 731 transitions. [2019-11-20 09:37:08,344 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 731 transitions. [2019-11-20 09:37:08,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 09:37:08,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:08,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:08,728 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:37:08,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:08,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 331 states and 735 transitions. [2019-11-20 09:37:08,987 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 735 transitions. [2019-11-20 09:37:08,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 09:37:08,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:09,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:09,397 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 09:37:10,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:10,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 334 states and 763 transitions. [2019-11-20 09:37:10,053 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 763 transitions. [2019-11-20 09:37:10,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 09:37:10,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:10,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:10,554 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:37:10,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:10,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 338 states and 772 transitions. [2019-11-20 09:37:10,596 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 772 transitions. [2019-11-20 09:37:10,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 09:37:10,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:10,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:11,064 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:37:12,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:12,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 345 states and 798 transitions. [2019-11-20 09:37:12,570 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 798 transitions. [2019-11-20 09:37:12,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 09:37:12,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:12,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:12,981 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 09:37:13,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:13,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 349 states and 805 transitions. [2019-11-20 09:37:13,014 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 805 transitions. [2019-11-20 09:37:13,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 09:37:13,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:13,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:13,396 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 09:37:13,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:13,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 352 states and 810 transitions. [2019-11-20 09:37:13,408 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 810 transitions. [2019-11-20 09:37:13,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 09:37:13,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:13,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:13,790 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 09:37:13,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:13,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 353 states and 814 transitions. [2019-11-20 09:37:13,814 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 814 transitions. [2019-11-20 09:37:13,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 09:37:13,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:14,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:14,199 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 09:37:14,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:14,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 355 states and 817 transitions. [2019-11-20 09:37:14,458 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 817 transitions. [2019-11-20 09:37:14,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 09:37:14,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:14,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:14,852 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-11-20 09:37:14,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:14,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 359 states and 826 transitions. [2019-11-20 09:37:14,994 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 826 transitions. [2019-11-20 09:37:14,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-11-20 09:37:14,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:15,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:15,554 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 09:37:15,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:15,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 363 states and 833 transitions. [2019-11-20 09:37:15,605 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 833 transitions. [2019-11-20 09:37:15,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 09:37:15,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:15,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:16,122 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:37:16,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:16,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 368 states and 842 transitions. [2019-11-20 09:37:16,393 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 842 transitions. [2019-11-20 09:37:16,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 09:37:16,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:16,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:16,765 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 09:37:16,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:16,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 370 states and 844 transitions. [2019-11-20 09:37:16,787 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 844 transitions. [2019-11-20 09:37:16,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 09:37:16,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:16,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:17,174 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 09:37:17,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:17,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 374 states and 853 transitions. [2019-11-20 09:37:17,192 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 853 transitions. [2019-11-20 09:37:17,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-11-20 09:37:17,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:17,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:17,630 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 09:37:17,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:17,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 377 states and 857 transitions. [2019-11-20 09:37:17,643 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 857 transitions. [2019-11-20 09:37:17,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-11-20 09:37:17,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:17,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:18,023 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:37:18,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:18,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 381 states and 868 transitions. [2019-11-20 09:37:18,697 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 868 transitions. [2019-11-20 09:37:18,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-11-20 09:37:18,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:18,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:19,079 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:37:19,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:19,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 383 states and 881 transitions. [2019-11-20 09:37:19,385 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 881 transitions. [2019-11-20 09:37:19,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-11-20 09:37:19,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:19,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:19,769 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 09:37:19,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:19,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 385 states and 884 transitions. [2019-11-20 09:37:19,781 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 884 transitions. [2019-11-20 09:37:19,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-11-20 09:37:19,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:19,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:20,302 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 09:37:20,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:20,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 386 states and 886 transitions. [2019-11-20 09:37:20,320 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 886 transitions. [2019-11-20 09:37:20,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-11-20 09:37:20,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:20,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:20,708 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:37:20,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:20,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 388 states and 889 transitions. [2019-11-20 09:37:20,740 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 889 transitions. [2019-11-20 09:37:20,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-20 09:37:20,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:20,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:21,156 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:37:21,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:21,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 390 states and 892 transitions. [2019-11-20 09:37:21,450 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 892 transitions. [2019-11-20 09:37:21,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-20 09:37:21,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:21,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:21,831 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:37:21,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:21,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 394 states and 899 transitions. [2019-11-20 09:37:21,925 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 899 transitions. [2019-11-20 09:37:21,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-20 09:37:21,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:22,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:22,310 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 09:37:22,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:22,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 395 states and 902 transitions. [2019-11-20 09:37:22,334 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 902 transitions. [2019-11-20 09:37:22,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-20 09:37:22,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:22,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:22,725 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 09:37:22,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:22,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 396 states and 904 transitions. [2019-11-20 09:37:22,766 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 904 transitions. [2019-11-20 09:37:22,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-20 09:37:22,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:22,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:23,156 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:37:23,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:23,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 400 states and 909 transitions. [2019-11-20 09:37:23,429 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 909 transitions. [2019-11-20 09:37:23,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-20 09:37:23,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:23,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:23,819 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 09:37:23,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:23,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 404 states and 916 transitions. [2019-11-20 09:37:23,858 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 916 transitions. [2019-11-20 09:37:23,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-11-20 09:37:23,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:24,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:24,272 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-11-20 09:37:24,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:24,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 405 states and 916 transitions. [2019-11-20 09:37:24,379 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 916 transitions. [2019-11-20 09:37:24,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-11-20 09:37:24,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:24,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:24,979 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:37:25,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:25,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 404 states and 899 transitions. [2019-11-20 09:37:25,082 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 899 transitions. [2019-11-20 09:37:25,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-20 09:37:25,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:25,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:25,488 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:37:25,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:25,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 408 states and 907 transitions. [2019-11-20 09:37:25,528 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 907 transitions. [2019-11-20 09:37:25,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-20 09:37:25,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:25,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:25,911 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 09:37:25,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:25,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 412 states and 914 transitions. [2019-11-20 09:37:25,947 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 914 transitions. [2019-11-20 09:37:25,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-20 09:37:25,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:26,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:26,334 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:37:26,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:26,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 416 states and 926 transitions. [2019-11-20 09:37:26,357 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 926 transitions. [2019-11-20 09:37:26,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-20 09:37:26,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:26,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:26,733 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:37:26,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:26,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 418 states and 942 transitions. [2019-11-20 09:37:26,880 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 942 transitions. [2019-11-20 09:37:26,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-20 09:37:26,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:27,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:27,277 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 09:37:27,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:27,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 422 states and 949 transitions. [2019-11-20 09:37:27,302 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 949 transitions. [2019-11-20 09:37:27,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-20 09:37:27,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:27,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:27,678 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 09:37:28,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:28,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 426 states and 958 transitions. [2019-11-20 09:37:28,392 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 958 transitions. [2019-11-20 09:37:28,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-20 09:37:28,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:28,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:28,775 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:37:29,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:29,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 428 states and 974 transitions. [2019-11-20 09:37:29,212 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 974 transitions. [2019-11-20 09:37:29,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-20 09:37:29,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:29,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:29,596 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2019-11-20 09:37:31,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:31,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 440 states and 1030 transitions. [2019-11-20 09:37:31,020 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 1030 transitions. [2019-11-20 09:37:31,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 09:37:31,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:31,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:31,522 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 09:37:31,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:31,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 441 states and 1030 transitions. [2019-11-20 09:37:31,538 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 1030 transitions. [2019-11-20 09:37:31,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-20 09:37:31,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:31,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:31,922 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:37:31,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:31,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 442 states and 1033 transitions. [2019-11-20 09:37:31,945 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 1033 transitions. [2019-11-20 09:37:31,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 09:37:31,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:32,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:32,327 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 09:37:32,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:32,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 444 states and 1036 transitions. [2019-11-20 09:37:32,621 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 1036 transitions. [2019-11-20 09:37:32,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 09:37:32,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:32,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:33,006 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 09:37:33,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:33,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 448 states and 1043 transitions. [2019-11-20 09:37:33,855 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 1043 transitions. [2019-11-20 09:37:33,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 09:37:33,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:34,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:34,238 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 09:37:34,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:34,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 451 states and 1047 transitions. [2019-11-20 09:37:34,518 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 1047 transitions. [2019-11-20 09:37:34,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 09:37:34,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:34,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:34,903 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 09:37:34,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:34,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 452 states and 1049 transitions. [2019-11-20 09:37:34,919 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 1049 transitions. [2019-11-20 09:37:34,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 09:37:34,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:35,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:35,394 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 09:37:35,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:35,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 456 states and 1056 transitions. [2019-11-20 09:37:35,549 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 1056 transitions. [2019-11-20 09:37:35,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 09:37:35,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:35,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:35,968 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 09:37:36,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:36,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 462 states and 1079 transitions. [2019-11-20 09:37:36,951 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 1079 transitions. [2019-11-20 09:37:36,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 09:37:36,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:37,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:37,334 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 09:37:37,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:37,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 467 states and 1087 transitions. [2019-11-20 09:37:37,759 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 1087 transitions. [2019-11-20 09:37:37,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 09:37:37,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:38,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:38,435 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:37:38,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:38,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 462 states and 1075 transitions. [2019-11-20 09:37:38,458 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 1075 transitions. [2019-11-20 09:37:38,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 09:37:38,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:38,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:38,857 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 09:37:38,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:38,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 463 states and 1078 transitions. [2019-11-20 09:37:38,882 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1078 transitions. [2019-11-20 09:37:38,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 09:37:38,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:39,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:39,274 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 09:37:39,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:39,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 466 states and 1083 transitions. [2019-11-20 09:37:39,659 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1083 transitions. [2019-11-20 09:37:39,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 09:37:39,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:40,044 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 09:37:40,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:40,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 467 states and 1083 transitions. [2019-11-20 09:37:40,315 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 1083 transitions. [2019-11-20 09:37:40,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 09:37:40,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:40,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:40,692 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 09:37:40,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:40,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 469 states and 1085 transitions. [2019-11-20 09:37:40,706 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 1085 transitions. [2019-11-20 09:37:40,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 09:37:40,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:40,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:41,089 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-11-20 09:37:41,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:41,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 473 states and 1092 transitions. [2019-11-20 09:37:41,930 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 1092 transitions. [2019-11-20 09:37:41,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 09:37:41,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:42,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:42,305 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-11-20 09:37:42,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:42,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 475 states and 1094 transitions. [2019-11-20 09:37:42,435 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 1094 transitions. [2019-11-20 09:37:42,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 09:37:42,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:42,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:42,812 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 09:37:43,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:43,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 480 states and 1115 transitions. [2019-11-20 09:37:43,507 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1115 transitions. [2019-11-20 09:37:43,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 09:37:43,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:43,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:43,897 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 09:37:44,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:44,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 481 states and 1115 transitions. [2019-11-20 09:37:44,038 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1115 transitions. [2019-11-20 09:37:44,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 09:37:44,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:44,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:44,426 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:37:44,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:44,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 485 states and 1119 transitions. [2019-11-20 09:37:44,485 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 1119 transitions. [2019-11-20 09:37:44,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 09:37:44,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:44,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:44,885 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 09:37:44,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:44,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 486 states and 1122 transitions. [2019-11-20 09:37:44,910 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 1122 transitions. [2019-11-20 09:37:44,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 09:37:44,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:45,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:45,430 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 09:37:46,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:46,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 489 states and 1135 transitions. [2019-11-20 09:37:46,009 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1135 transitions. [2019-11-20 09:37:46,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 09:37:46,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:46,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:46,403 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2019-11-20 09:37:46,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:46,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 491 states and 1136 transitions. [2019-11-20 09:37:46,421 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 1136 transitions. [2019-11-20 09:37:46,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 09:37:46,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:46,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:46,802 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 09:37:46,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:46,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 492 states and 1136 transitions. [2019-11-20 09:37:46,815 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 1136 transitions. [2019-11-20 09:37:46,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 09:37:46,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:47,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:47,189 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 29 proven. 10 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 09:37:47,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:47,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 493 states and 1137 transitions. [2019-11-20 09:37:47,336 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 1137 transitions. [2019-11-20 09:37:47,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 09:37:47,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:47,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:47,715 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 29 proven. 10 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 09:37:47,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:47,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 494 states and 1138 transitions. [2019-11-20 09:37:47,999 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 1138 transitions. [2019-11-20 09:37:48,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 09:37:48,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:48,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:48,382 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-11-20 09:37:48,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:48,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 496 states and 1140 transitions. [2019-11-20 09:37:48,395 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 1140 transitions. [2019-11-20 09:37:48,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 09:37:48,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:48,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:48,775 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 09:37:48,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:48,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 500 states and 1148 transitions. [2019-11-20 09:37:48,789 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1148 transitions. [2019-11-20 09:37:48,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 09:37:48,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:48,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:49,181 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:37:49,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:49,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 504 states and 1152 transitions. [2019-11-20 09:37:49,210 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1152 transitions. [2019-11-20 09:37:49,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 09:37:49,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:49,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:49,601 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:37:49,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:49,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 508 states and 1159 transitions. [2019-11-20 09:37:49,643 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1159 transitions. [2019-11-20 09:37:49,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 09:37:49,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:49,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:50,204 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-11-20 09:37:50,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:50,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 512 states and 1164 transitions. [2019-11-20 09:37:50,221 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1164 transitions. [2019-11-20 09:37:50,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-20 09:37:50,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:50,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:50,669 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 09:37:51,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:51,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 516 states and 1168 transitions. [2019-11-20 09:37:51,002 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1168 transitions. [2019-11-20 09:37:51,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 09:37:51,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:51,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:51,391 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 29 proven. 9 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-11-20 09:37:51,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:51,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 518 states and 1171 transitions. [2019-11-20 09:37:51,411 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1171 transitions. [2019-11-20 09:37:51,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 09:37:51,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:51,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:51,798 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 09:37:51,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:51,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 520 states and 1175 transitions. [2019-11-20 09:37:51,809 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1175 transitions. [2019-11-20 09:37:51,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 09:37:51,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:52,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:52,320 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 09:37:52,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:52,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 522 states and 1192 transitions. [2019-11-20 09:37:52,629 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1192 transitions. [2019-11-20 09:37:52,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 09:37:52,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:52,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:53,010 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 23 proven. 5 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 09:37:53,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:53,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 530 states and 1208 transitions. [2019-11-20 09:37:53,032 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1208 transitions. [2019-11-20 09:37:53,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 09:37:53,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:53,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:53,751 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 09:37:55,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:55,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 534 states and 1214 transitions. [2019-11-20 09:37:55,297 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1214 transitions. [2019-11-20 09:37:55,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 09:37:55,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:55,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:55,701 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 09:37:55,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:55,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 535 states and 1214 transitions. [2019-11-20 09:37:55,873 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1214 transitions. [2019-11-20 09:37:55,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-20 09:37:55,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:56,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:56,252 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:37:56,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:56,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 536 states and 1216 transitions. [2019-11-20 09:37:56,456 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1216 transitions. [2019-11-20 09:37:56,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-20 09:37:56,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:56,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:56,835 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:37:57,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:57,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 537 states and 1217 transitions. [2019-11-20 09:37:57,162 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1217 transitions. [2019-11-20 09:37:57,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 09:37:57,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:57,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:57,536 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 09:37:57,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:57,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 541 states and 1223 transitions. [2019-11-20 09:37:57,602 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1223 transitions. [2019-11-20 09:37:57,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-20 09:37:57,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:57,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:57,978 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 09:37:57,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:57,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 545 states and 1231 transitions. [2019-11-20 09:37:57,996 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1231 transitions. [2019-11-20 09:37:57,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-20 09:37:57,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:58,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:58,396 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 09:37:58,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:58,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 547 states and 1236 transitions. [2019-11-20 09:37:58,552 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1236 transitions. [2019-11-20 09:37:58,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-20 09:37:58,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:58,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:58,928 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 21 proven. 5 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2019-11-20 09:37:59,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:59,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 557 states and 1256 transitions. [2019-11-20 09:37:59,104 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1256 transitions. [2019-11-20 09:37:59,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-20 09:37:59,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:59,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:59,535 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 09:37:59,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:37:59,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 559 states and 1260 transitions. [2019-11-20 09:37:59,557 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1260 transitions. [2019-11-20 09:37:59,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 09:37:59,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:37:59,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:37:59,949 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 35 proven. 11 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-11-20 09:38:00,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:00,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 560 states and 1260 transitions. [2019-11-20 09:38:00,395 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1260 transitions. [2019-11-20 09:38:00,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 09:38:00,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:00,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:00,777 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 09:38:00,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:00,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 562 states and 1262 transitions. [2019-11-20 09:38:00,983 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1262 transitions. [2019-11-20 09:38:00,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-20 09:38:00,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:01,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:01,366 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-11-20 09:38:01,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:01,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 565 states and 1265 transitions. [2019-11-20 09:38:01,680 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1265 transitions. [2019-11-20 09:38:01,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-20 09:38:01,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:01,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:02,066 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-11-20 09:38:02,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:02,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 570 states and 1285 transitions. [2019-11-20 09:38:02,970 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1285 transitions. [2019-11-20 09:38:02,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-20 09:38:02,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:03,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:03,345 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-11-20 09:38:03,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:03,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 571 states and 1285 transitions. [2019-11-20 09:38:03,497 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1285 transitions. [2019-11-20 09:38:03,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 09:38:03,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:03,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:03,870 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 09:38:03,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:03,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 575 states and 1291 transitions. [2019-11-20 09:38:03,893 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1291 transitions. [2019-11-20 09:38:03,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 09:38:03,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:04,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:04,272 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 09:38:04,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:04,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 576 states and 1292 transitions. [2019-11-20 09:38:04,283 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1292 transitions. [2019-11-20 09:38:04,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 09:38:04,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:04,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:04,661 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 09:38:04,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:04,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 577 states and 1295 transitions. [2019-11-20 09:38:04,681 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1295 transitions. [2019-11-20 09:38:04,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 09:38:04,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:04,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:05,062 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-11-20 09:38:05,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:05,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 581 states and 1301 transitions. [2019-11-20 09:38:05,722 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1301 transitions. [2019-11-20 09:38:05,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 09:38:05,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:05,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:06,122 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2019-11-20 09:38:06,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:06,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 583 states and 1304 transitions. [2019-11-20 09:38:06,144 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1304 transitions. [2019-11-20 09:38:06,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 09:38:06,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:06,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:06,526 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 13 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 09:38:08,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:08,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 594 states and 1334 transitions. [2019-11-20 09:38:08,377 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1334 transitions. [2019-11-20 09:38:08,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 09:38:08,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:08,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:08,771 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-11-20 09:38:08,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:08,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 596 states and 1338 transitions. [2019-11-20 09:38:08,791 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1338 transitions. [2019-11-20 09:38:08,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 09:38:08,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:09,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:09,294 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 09:38:10,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:10,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 606 states and 1368 transitions. [2019-11-20 09:38:10,328 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1368 transitions. [2019-11-20 09:38:10,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 09:38:10,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:10,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:10,720 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 09:38:10,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:10,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 607 states and 1369 transitions. [2019-11-20 09:38:10,947 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1369 transitions. [2019-11-20 09:38:10,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 09:38:10,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:11,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:11,353 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 09:38:11,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:11,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 608 states and 1370 transitions. [2019-11-20 09:38:11,373 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1370 transitions. [2019-11-20 09:38:11,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 09:38:11,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:11,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:11,753 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:38:11,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:11,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 611 states and 1373 transitions. [2019-11-20 09:38:11,850 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1373 transitions. [2019-11-20 09:38:11,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 09:38:11,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:12,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:12,230 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 09:38:12,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:12,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 612 states and 1374 transitions. [2019-11-20 09:38:12,428 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1374 transitions. [2019-11-20 09:38:12,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 09:38:12,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:12,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:12,804 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-11-20 09:38:12,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:12,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 613 states and 1375 transitions. [2019-11-20 09:38:12,815 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1375 transitions. [2019-11-20 09:38:12,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 09:38:12,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:13,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:13,191 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 09:38:13,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:13,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 617 states and 1381 transitions. [2019-11-20 09:38:13,212 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1381 transitions. [2019-11-20 09:38:13,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 09:38:13,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:13,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:13,591 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-20 09:38:13,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:13,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 622 states and 1388 transitions. [2019-11-20 09:38:13,745 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 1388 transitions. [2019-11-20 09:38:13,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 09:38:13,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:13,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:14,121 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 09:38:14,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:14,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 626 states and 1397 transitions. [2019-11-20 09:38:14,134 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1397 transitions. [2019-11-20 09:38:14,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 09:38:14,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:14,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:14,571 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 09:38:14,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:14,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 628 states and 1400 transitions. [2019-11-20 09:38:14,594 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1400 transitions. [2019-11-20 09:38:14,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 09:38:14,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:14,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:14,987 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 09:38:14,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:14,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 630 states and 1403 transitions. [2019-11-20 09:38:14,999 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1403 transitions. [2019-11-20 09:38:15,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 09:38:15,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:15,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:15,408 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 09:38:15,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:15,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 633 states and 1408 transitions. [2019-11-20 09:38:15,809 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1408 transitions. [2019-11-20 09:38:15,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 09:38:15,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:16,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:16,198 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 09:38:16,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:16,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 636 states and 1414 transitions. [2019-11-20 09:38:16,228 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1414 transitions. [2019-11-20 09:38:16,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 09:38:16,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:16,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:16,787 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-20 09:38:16,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:16,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 638 states and 1417 transitions. [2019-11-20 09:38:16,799 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1417 transitions. [2019-11-20 09:38:16,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 09:38:16,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:17,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:17,184 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:38:17,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:17,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 642 states and 1424 transitions. [2019-11-20 09:38:17,867 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1424 transitions. [2019-11-20 09:38:17,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 09:38:17,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:18,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:18,249 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:38:18,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:18,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 644 states and 1432 transitions. [2019-11-20 09:38:18,608 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1432 transitions. [2019-11-20 09:38:18,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 09:38:18,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:18,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:19,015 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 09:38:19,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:19,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 645 states and 1432 transitions. [2019-11-20 09:38:19,395 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1432 transitions. [2019-11-20 09:38:19,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 09:38:19,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:19,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:19,779 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 09:38:19,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:19,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 648 states and 1436 transitions. [2019-11-20 09:38:19,798 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1436 transitions. [2019-11-20 09:38:19,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 09:38:19,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:19,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:20,168 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 09:38:20,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:20,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 649 states and 1437 transitions. [2019-11-20 09:38:20,179 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1437 transitions. [2019-11-20 09:38:20,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 09:38:20,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:20,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:20,551 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 09:38:20,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:20,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 650 states and 1438 transitions. [2019-11-20 09:38:20,565 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1438 transitions. [2019-11-20 09:38:20,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 09:38:20,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:20,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:20,945 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-20 09:38:20,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:20,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 652 states and 1440 transitions. [2019-11-20 09:38:20,967 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1440 transitions. [2019-11-20 09:38:20,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 09:38:20,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:21,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:21,346 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-11-20 09:38:21,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:21,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 655 states and 1444 transitions. [2019-11-20 09:38:21,750 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1444 transitions. [2019-11-20 09:38:21,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 09:38:21,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:21,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:22,135 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:38:22,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:22,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 656 states and 1444 transitions. [2019-11-20 09:38:22,326 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1444 transitions. [2019-11-20 09:38:22,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 09:38:22,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:22,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:22,710 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 13 proven. 10 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 09:38:22,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:22,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 659 states and 1453 transitions. [2019-11-20 09:38:22,737 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1453 transitions. [2019-11-20 09:38:22,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 09:38:22,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:22,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:23,137 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-11-20 09:38:23,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:23,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 661 states and 1456 transitions. [2019-11-20 09:38:23,150 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1456 transitions. [2019-11-20 09:38:23,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 09:38:23,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:23,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:23,536 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 09:38:24,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:24,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 664 states and 1461 transitions. [2019-11-20 09:38:24,092 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1461 transitions. [2019-11-20 09:38:24,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 09:38:24,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:24,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:24,472 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-11-20 09:38:25,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:25,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 666 states and 1463 transitions. [2019-11-20 09:38:25,060 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1463 transitions. [2019-11-20 09:38:25,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 09:38:25,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:25,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:25,441 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 09:38:26,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:26,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 671 states and 1482 transitions. [2019-11-20 09:38:26,344 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1482 transitions. [2019-11-20 09:38:26,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 09:38:26,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:26,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:26,722 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 09:38:27,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:27,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 672 states and 1482 transitions. [2019-11-20 09:38:27,044 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1482 transitions. [2019-11-20 09:38:27,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-11-20 09:38:27,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:27,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:27,421 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 09:38:27,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:27,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 676 states and 1486 transitions. [2019-11-20 09:38:27,450 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1486 transitions. [2019-11-20 09:38:27,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 09:38:27,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:27,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:27,888 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 09:38:28,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:28,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 677 states and 1486 transitions. [2019-11-20 09:38:28,307 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1486 transitions. [2019-11-20 09:38:28,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 09:38:28,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:28,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:28,684 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 09:38:28,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:28,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 678 states and 1486 transitions. [2019-11-20 09:38:28,721 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1486 transitions. [2019-11-20 09:38:28,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 09:38:28,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:28,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:29,106 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 09:38:29,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:29,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 680 states and 1488 transitions. [2019-11-20 09:38:29,133 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1488 transitions. [2019-11-20 09:38:29,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 09:38:29,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:29,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:29,518 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-11-20 09:38:29,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:29,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 681 states and 1490 transitions. [2019-11-20 09:38:29,538 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1490 transitions. [2019-11-20 09:38:29,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 09:38:29,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:29,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:29,917 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:38:30,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:30,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 686 states and 1496 transitions. [2019-11-20 09:38:30,684 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1496 transitions. [2019-11-20 09:38:30,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-11-20 09:38:30,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:30,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:31,070 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-11-20 09:38:31,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:31,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1569 states to 688 states and 1498 transitions. [2019-11-20 09:38:31,085 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1498 transitions. [2019-11-20 09:38:31,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 09:38:31,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:31,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:31,462 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 09:38:31,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:31,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1573 states to 692 states and 1502 transitions. [2019-11-20 09:38:31,497 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1502 transitions. [2019-11-20 09:38:31,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 09:38:31,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:31,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:31,876 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 09:38:31,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:31,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 696 states and 1509 transitions. [2019-11-20 09:38:31,908 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1509 transitions. [2019-11-20 09:38:31,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 09:38:31,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:32,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:32,293 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 09:38:32,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:32,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 700 states and 1513 transitions. [2019-11-20 09:38:32,322 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1513 transitions. [2019-11-20 09:38:32,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 09:38:32,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:32,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:32,700 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 09:38:33,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:33,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1589 states to 704 states and 1518 transitions. [2019-11-20 09:38:33,049 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1518 transitions. [2019-11-20 09:38:33,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 09:38:33,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:33,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:33,604 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2019-11-20 09:38:33,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:33,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1597 states to 709 states and 1526 transitions. [2019-11-20 09:38:33,630 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1526 transitions. [2019-11-20 09:38:33,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 09:38:33,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:33,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:34,014 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 09:38:34,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:34,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 711 states and 1528 transitions. [2019-11-20 09:38:34,040 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1528 transitions. [2019-11-20 09:38:34,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 09:38:34,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:34,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:34,502 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-11-20 09:38:34,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:34,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 714 states and 1531 transitions. [2019-11-20 09:38:34,546 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1531 transitions. [2019-11-20 09:38:34,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-11-20 09:38:34,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:34,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:34,970 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-11-20 09:38:35,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:35,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 716 states and 1535 transitions. [2019-11-20 09:38:35,354 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1535 transitions. [2019-11-20 09:38:35,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-11-20 09:38:35,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:35,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:35,751 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 09:38:35,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:35,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 718 states and 1538 transitions. [2019-11-20 09:38:35,772 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1538 transitions. [2019-11-20 09:38:35,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 09:38:35,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:35,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:36,179 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-11-20 09:38:36,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:36,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 720 states and 1555 transitions. [2019-11-20 09:38:36,575 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1555 transitions. [2019-11-20 09:38:36,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 09:38:36,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:36,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:36,947 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 09:38:37,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:37,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 721 states and 1555 transitions. [2019-11-20 09:38:37,166 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1555 transitions. [2019-11-20 09:38:37,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 09:38:37,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:37,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:37,549 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-20 09:38:37,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:37,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 725 states and 1561 transitions. [2019-11-20 09:38:37,578 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1561 transitions. [2019-11-20 09:38:37,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 09:38:37,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:37,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:37,957 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 09:38:37,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:37,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 729 states and 1566 transitions. [2019-11-20 09:38:37,987 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1566 transitions. [2019-11-20 09:38:37,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-11-20 09:38:37,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:38,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:38,372 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-20 09:38:38,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:38,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 733 states and 1574 transitions. [2019-11-20 09:38:38,392 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1574 transitions. [2019-11-20 09:38:38,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 09:38:38,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:38,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:38,775 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 09:38:38,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:38,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 737 states and 1579 transitions. [2019-11-20 09:38:38,806 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1579 transitions. [2019-11-20 09:38:38,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 09:38:38,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:39,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:39,190 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-11-20 09:38:39,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:39,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 739 states and 1581 transitions. [2019-11-20 09:38:39,216 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1581 transitions. [2019-11-20 09:38:39,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 09:38:39,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:39,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:39,602 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:38:39,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:39,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 741 states and 1584 transitions. [2019-11-20 09:38:39,615 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1584 transitions. [2019-11-20 09:38:39,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 09:38:39,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:39,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:40,001 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 09:38:40,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:40,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 744 states and 1589 transitions. [2019-11-20 09:38:40,031 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1589 transitions. [2019-11-20 09:38:40,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 09:38:40,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:40,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:40,493 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-11-20 09:38:40,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:40,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 747 states and 1592 transitions. [2019-11-20 09:38:40,535 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1592 transitions. [2019-11-20 09:38:40,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 09:38:40,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:40,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:40,959 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 09:38:40,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:40,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 748 states and 1593 transitions. [2019-11-20 09:38:40,973 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1593 transitions. [2019-11-20 09:38:40,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 09:38:40,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:41,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:41,404 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-11-20 09:38:41,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:41,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 751 states and 1596 transitions. [2019-11-20 09:38:41,599 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1596 transitions. [2019-11-20 09:38:41,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 09:38:41,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:41,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:42,095 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-11-20 09:38:42,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:42,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 755 states and 1603 transitions. [2019-11-20 09:38:42,686 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1603 transitions. [2019-11-20 09:38:42,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 09:38:42,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:42,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:43,139 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-11-20 09:38:43,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:43,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 756 states and 1609 transitions. [2019-11-20 09:38:43,170 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1609 transitions. [2019-11-20 09:38:43,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-11-20 09:38:43,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:43,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:43,547 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-11-20 09:38:43,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:43,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 757 states and 1609 transitions. [2019-11-20 09:38:43,563 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1609 transitions. [2019-11-20 09:38:43,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 09:38:43,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:43,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:43,944 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-20 09:38:43,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:43,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 758 states and 1610 transitions. [2019-11-20 09:38:43,963 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1610 transitions. [2019-11-20 09:38:43,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 09:38:43,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:44,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:44,345 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-11-20 09:38:44,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:44,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1683 states to 759 states and 1612 transitions. [2019-11-20 09:38:44,362 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1612 transitions. [2019-11-20 09:38:44,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 09:38:44,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:44,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:44,741 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:38:45,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:45,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1695 states to 763 states and 1624 transitions. [2019-11-20 09:38:45,934 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1624 transitions. [2019-11-20 09:38:45,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 09:38:45,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:46,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:46,312 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:38:47,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:47,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 768 states and 1638 transitions. [2019-11-20 09:38:47,557 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1638 transitions. [2019-11-20 09:38:47,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 09:38:47,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:47,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:47,937 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 27 proven. 4 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:38:48,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:48,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 770 states and 1639 transitions. [2019-11-20 09:38:48,180 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1639 transitions. [2019-11-20 09:38:48,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 09:38:48,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:48,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:48,586 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-11-20 09:38:48,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:48,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 772 states and 1641 transitions. [2019-11-20 09:38:48,604 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1641 transitions. [2019-11-20 09:38:48,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 09:38:48,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:48,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:49,051 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-11-20 09:38:49,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:49,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 774 states and 1644 transitions. [2019-11-20 09:38:49,103 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1644 transitions. [2019-11-20 09:38:49,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 09:38:49,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:49,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:49,514 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 09:38:49,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:49,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 776 states and 1647 transitions. [2019-11-20 09:38:49,528 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1647 transitions. [2019-11-20 09:38:49,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 09:38:49,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:49,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:49,907 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 09:38:50,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:50,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 776 states and 1646 transitions. [2019-11-20 09:38:50,296 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1646 transitions. [2019-11-20 09:38:50,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 09:38:50,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:50,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:50,691 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2019-11-20 09:38:50,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:50,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 777 states and 1646 transitions. [2019-11-20 09:38:50,711 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1646 transitions. [2019-11-20 09:38:50,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 09:38:50,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:50,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:51,095 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 30 proven. 9 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 09:38:51,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:51,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 782 states and 1653 transitions. [2019-11-20 09:38:51,395 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1653 transitions. [2019-11-20 09:38:51,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 09:38:51,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:51,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:51,794 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 23 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:38:51,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:51,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 783 states and 1657 transitions. [2019-11-20 09:38:51,820 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1657 transitions. [2019-11-20 09:38:51,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 09:38:51,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:52,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:52,206 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 23 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:38:53,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:53,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 786 states and 1669 transitions. [2019-11-20 09:38:53,010 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1669 transitions. [2019-11-20 09:38:53,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 09:38:53,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:53,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:53,393 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-11-20 09:38:53,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:53,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 787 states and 1669 transitions. [2019-11-20 09:38:53,770 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1669 transitions. [2019-11-20 09:38:53,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 09:38:53,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:53,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:54,150 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 23 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:38:54,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:54,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 789 states and 1677 transitions. [2019-11-20 09:38:54,643 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1677 transitions. [2019-11-20 09:38:54,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 09:38:54,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:54,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:55,021 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-11-20 09:38:55,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:55,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1752 states to 790 states and 1678 transitions. [2019-11-20 09:38:55,241 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1678 transitions. [2019-11-20 09:38:55,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 09:38:55,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:55,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:55,625 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 22 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:38:55,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:55,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 791 states and 1681 transitions. [2019-11-20 09:38:55,647 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1681 transitions. [2019-11-20 09:38:55,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 09:38:55,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:55,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:56,032 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 22 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:38:56,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:56,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 793 states and 1689 transitions. [2019-11-20 09:38:56,472 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1689 transitions. [2019-11-20 09:38:56,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 09:38:56,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:56,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:56,856 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-11-20 09:38:57,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:57,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 795 states and 1691 transitions. [2019-11-20 09:38:57,072 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1691 transitions. [2019-11-20 09:38:57,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 09:38:57,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:57,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:57,468 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:38:57,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:57,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 796 states and 1691 transitions. [2019-11-20 09:38:57,872 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1691 transitions. [2019-11-20 09:38:57,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 09:38:57,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:58,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:58,256 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 23 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:38:58,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:58,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 798 states and 1695 transitions. [2019-11-20 09:38:58,733 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1695 transitions. [2019-11-20 09:38:58,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 09:38:58,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:58,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:59,115 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:38:59,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:38:59,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 801 states and 1700 transitions. [2019-11-20 09:38:59,582 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1700 transitions. [2019-11-20 09:38:59,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 09:38:59,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:38:59,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:38:59,973 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 22 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:39:00,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:00,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 805 states and 1707 transitions. [2019-11-20 09:39:00,524 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1707 transitions. [2019-11-20 09:39:00,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 09:39:00,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:00,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:00,913 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 22 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:39:00,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:00,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 808 states and 1711 transitions. [2019-11-20 09:39:00,931 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1711 transitions. [2019-11-20 09:39:00,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 09:39:00,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:01,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:01,384 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 09:39:01,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:01,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1799 states to 810 states and 1723 transitions. [2019-11-20 09:39:01,490 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1723 transitions. [2019-11-20 09:39:01,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 09:39:01,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:01,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:01,996 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 28 proven. 5 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:39:02,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:02,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1800 states to 812 states and 1724 transitions. [2019-11-20 09:39:02,017 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1724 transitions. [2019-11-20 09:39:02,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-11-20 09:39:02,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:02,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:02,416 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-20 09:39:02,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:02,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 814 states and 1726 transitions. [2019-11-20 09:39:02,434 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1726 transitions. [2019-11-20 09:39:02,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-11-20 09:39:02,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:02,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:02,820 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 09:39:03,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:03,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1809 states to 818 states and 1733 transitions. [2019-11-20 09:39:03,516 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1733 transitions. [2019-11-20 09:39:03,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-11-20 09:39:03,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:03,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:03,900 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 09:39:04,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:04,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1812 states to 821 states and 1736 transitions. [2019-11-20 09:39:04,196 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1736 transitions. [2019-11-20 09:39:04,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-11-20 09:39:04,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:04,575 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2019-11-20 09:39:04,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:04,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 821 states and 1735 transitions. [2019-11-20 09:39:04,594 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1735 transitions. [2019-11-20 09:39:04,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 09:39:04,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:04,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:04,973 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2019-11-20 09:39:05,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:05,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 826 states and 1742 transitions. [2019-11-20 09:39:05,318 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1742 transitions. [2019-11-20 09:39:05,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-11-20 09:39:05,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:05,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:05,697 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-11-20 09:39:05,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:05,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1825 states to 831 states and 1749 transitions. [2019-11-20 09:39:05,888 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1749 transitions. [2019-11-20 09:39:05,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-11-20 09:39:05,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:06,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:06,266 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 31 proven. 9 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 09:39:06,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:06,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1827 states to 833 states and 1751 transitions. [2019-11-20 09:39:06,285 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1751 transitions. [2019-11-20 09:39:06,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-11-20 09:39:06,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:06,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:06,663 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 09:39:07,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:07,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 837 states and 1756 transitions. [2019-11-20 09:39:07,057 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1756 transitions. [2019-11-20 09:39:07,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-11-20 09:39:07,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:07,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:07,437 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-11-20 09:39:07,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:07,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1833 states to 839 states and 1757 transitions. [2019-11-20 09:39:07,451 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1757 transitions. [2019-11-20 09:39:07,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-11-20 09:39:07,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:07,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:07,830 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-11-20 09:39:08,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:08,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 842 states and 1761 transitions. [2019-11-20 09:39:08,405 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1761 transitions. [2019-11-20 09:39:08,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-11-20 09:39:08,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:08,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:08,791 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-11-20 09:39:09,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:09,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 843 states and 1761 transitions. [2019-11-20 09:39:09,041 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1761 transitions. [2019-11-20 09:39:09,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-11-20 09:39:09,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:09,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:09,439 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2019-11-20 09:39:09,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:09,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 846 states and 1765 transitions. [2019-11-20 09:39:09,455 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1765 transitions. [2019-11-20 09:39:09,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 09:39:09,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:09,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:09,851 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 09:39:10,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:10,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 856 states and 1782 transitions. [2019-11-20 09:39:10,108 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1782 transitions. [2019-11-20 09:39:10,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-11-20 09:39:10,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:10,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:10,493 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:39:11,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:11,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 859 states and 1787 transitions. [2019-11-20 09:39:11,150 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1787 transitions. [2019-11-20 09:39:11,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-11-20 09:39:11,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:11,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:11,681 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 09:39:11,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:11,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 861 states and 1789 transitions. [2019-11-20 09:39:11,707 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1789 transitions. [2019-11-20 09:39:11,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-11-20 09:39:11,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:11,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:12,098 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:39:12,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:12,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 862 states and 1789 transitions. [2019-11-20 09:39:12,114 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1789 transitions. [2019-11-20 09:39:12,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-11-20 09:39:12,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:12,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:12,491 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2019-11-20 09:39:12,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:12,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1867 states to 864 states and 1791 transitions. [2019-11-20 09:39:12,506 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1791 transitions. [2019-11-20 09:39:12,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-11-20 09:39:12,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:12,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:12,891 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-11-20 09:39:12,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:12,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 866 states and 1793 transitions. [2019-11-20 09:39:12,907 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1793 transitions. [2019-11-20 09:39:12,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-11-20 09:39:12,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:13,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:13,290 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-20 09:39:13,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:13,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1874 states to 870 states and 1798 transitions. [2019-11-20 09:39:13,326 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1798 transitions. [2019-11-20 09:39:13,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 09:39:13,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:13,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:13,713 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 09:39:13,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:13,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 874 states and 1803 transitions. [2019-11-20 09:39:13,749 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1803 transitions. [2019-11-20 09:39:13,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-11-20 09:39:13,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:13,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:14,167 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:39:15,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:15,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1885 states to 879 states and 1809 transitions. [2019-11-20 09:39:15,063 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1809 transitions. [2019-11-20 09:39:15,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 09:39:15,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:15,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:15,448 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-11-20 09:39:15,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:15,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 881 states and 1811 transitions. [2019-11-20 09:39:15,475 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1811 transitions. [2019-11-20 09:39:15,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 09:39:15,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:15,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:15,861 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-11-20 09:39:15,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:15,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 883 states and 1813 transitions. [2019-11-20 09:39:15,894 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1813 transitions. [2019-11-20 09:39:15,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 09:39:15,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:16,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:16,279 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 29 proven. 9 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 09:39:16,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:16,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1894 states to 887 states and 1818 transitions. [2019-11-20 09:39:16,516 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1818 transitions. [2019-11-20 09:39:16,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 09:39:16,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:16,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:16,899 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-11-20 09:39:16,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:16,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1897 states to 889 states and 1821 transitions. [2019-11-20 09:39:16,915 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1821 transitions. [2019-11-20 09:39:16,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 09:39:16,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:17,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:17,311 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-11-20 09:39:17,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:17,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 890 states and 1822 transitions. [2019-11-20 09:39:17,331 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1822 transitions. [2019-11-20 09:39:17,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 09:39:17,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:17,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:17,712 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:39:17,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:17,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 892 states and 1824 transitions. [2019-11-20 09:39:17,735 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1824 transitions. [2019-11-20 09:39:17,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 09:39:17,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:17,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:18,115 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:39:18,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:18,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1904 states to 894 states and 1828 transitions. [2019-11-20 09:39:18,567 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1828 transitions. [2019-11-20 09:39:18,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 09:39:18,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:18,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:18,950 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:39:18,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:18,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1907 states to 896 states and 1831 transitions. [2019-11-20 09:39:18,969 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1831 transitions. [2019-11-20 09:39:18,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 09:39:18,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:19,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:19,352 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-11-20 09:39:19,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:19,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 898 states and 1833 transitions. [2019-11-20 09:39:19,373 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1833 transitions. [2019-11-20 09:39:19,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 09:39:19,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:19,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:19,762 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 33 proven. 8 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:39:19,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:19,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 899 states and 1833 transitions. [2019-11-20 09:39:19,780 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1833 transitions. [2019-11-20 09:39:19,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 09:39:19,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:19,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:20,172 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2019-11-20 09:39:20,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:20,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 903 states and 1837 transitions. [2019-11-20 09:39:20,214 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1837 transitions. [2019-11-20 09:39:20,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 09:39:20,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:20,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:20,791 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-11-20 09:39:20,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:20,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 907 states and 1841 transitions. [2019-11-20 09:39:20,821 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1841 transitions. [2019-11-20 09:39:20,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 09:39:20,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:21,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:21,218 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 28 proven. 9 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 09:39:21,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:21,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 911 states and 1846 transitions. [2019-11-20 09:39:21,254 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1846 transitions. [2019-11-20 09:39:21,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 09:39:21,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:21,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:21,642 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 32 proven. 9 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 09:39:21,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:21,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 915 states and 1853 transitions. [2019-11-20 09:39:21,666 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1853 transitions. [2019-11-20 09:39:21,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 09:39:21,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:21,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:22,057 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-11-20 09:39:22,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:22,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 918 states and 1856 transitions. [2019-11-20 09:39:22,454 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1856 transitions. [2019-11-20 09:39:22,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 09:39:22,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:22,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:22,844 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-11-20 09:39:22,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:22,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 920 states and 1858 transitions. [2019-11-20 09:39:22,866 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1858 transitions. [2019-11-20 09:39:22,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 09:39:22,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:23,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:23,262 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 09:39:23,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:23,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 922 states and 1864 transitions. [2019-11-20 09:39:23,714 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1864 transitions. [2019-11-20 09:39:23,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 09:39:23,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:23,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:24,103 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-20 09:39:24,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:24,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 924 states and 1867 transitions. [2019-11-20 09:39:24,119 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1867 transitions. [2019-11-20 09:39:24,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 09:39:24,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:24,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:24,505 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:39:24,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:24,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 926 states and 1869 transitions. [2019-11-20 09:39:24,530 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1869 transitions. [2019-11-20 09:39:24,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 09:39:24,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:24,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:24,922 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:39:24,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:24,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1948 states to 928 states and 1872 transitions. [2019-11-20 09:39:24,935 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1872 transitions. [2019-11-20 09:39:24,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 09:39:24,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:25,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:25,347 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:39:25,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:25,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1953 states to 931 states and 1877 transitions. [2019-11-20 09:39:25,375 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1877 transitions. [2019-11-20 09:39:25,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 09:39:25,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:25,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:25,789 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:39:25,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:25,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 932 states and 1878 transitions. [2019-11-20 09:39:25,802 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1878 transitions. [2019-11-20 09:39:25,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 09:39:25,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:26,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:26,228 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-11-20 09:39:26,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:26,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 933 states and 1878 transitions. [2019-11-20 09:39:26,436 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1878 transitions. [2019-11-20 09:39:26,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 09:39:26,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:26,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:26,849 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 31 proven. 9 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:39:26,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:26,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 934 states and 1878 transitions. [2019-11-20 09:39:26,871 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1878 transitions. [2019-11-20 09:39:26,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 09:39:26,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:27,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:27,274 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 17 proven. 19 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-11-20 09:39:27,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:27,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 935 states and 1880 transitions. [2019-11-20 09:39:27,528 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1880 transitions. [2019-11-20 09:39:27,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 09:39:27,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:27,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:27,947 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 17 proven. 19 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-11-20 09:39:28,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:28,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 936 states and 1881 transitions. [2019-11-20 09:39:28,211 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1881 transitions. [2019-11-20 09:39:28,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 09:39:28,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:28,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:28,643 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 09:39:28,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:28,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1959 states to 938 states and 1883 transitions. [2019-11-20 09:39:28,670 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1883 transitions. [2019-11-20 09:39:28,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 09:39:28,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:29,091 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2019-11-20 09:39:29,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:29,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 939 states and 1884 transitions. [2019-11-20 09:39:29,105 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1884 transitions. [2019-11-20 09:39:29,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 09:39:29,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:29,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:29,517 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2019-11-20 09:39:29,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:29,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 943 states and 1890 transitions. [2019-11-20 09:39:29,571 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1890 transitions. [2019-11-20 09:39:29,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-20 09:39:29,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:29,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:30,010 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-11-20 09:39:30,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:30,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 947 states and 1896 transitions. [2019-11-20 09:39:30,040 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1896 transitions. [2019-11-20 09:39:30,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 09:39:30,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:30,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:30,547 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-11-20 09:39:30,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:30,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1980 states to 951 states and 1904 transitions. [2019-11-20 09:39:30,866 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1904 transitions. [2019-11-20 09:39:30,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 09:39:30,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:31,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:31,267 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2019-11-20 09:39:31,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:31,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 955 states and 1912 transitions. [2019-11-20 09:39:31,352 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1912 transitions. [2019-11-20 09:39:31,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 09:39:31,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:31,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:31,756 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 32 proven. 9 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 09:39:31,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:31,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1990 states to 956 states and 1914 transitions. [2019-11-20 09:39:31,778 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1914 transitions. [2019-11-20 09:39:31,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 09:39:31,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:31,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:32,174 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-11-20 09:39:33,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:33,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 960 states and 1927 transitions. [2019-11-20 09:39:33,052 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1927 transitions. [2019-11-20 09:39:33,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 09:39:33,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:33,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:33,471 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-11-20 09:39:33,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:33,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 961 states and 1928 transitions. [2019-11-20 09:39:33,489 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1928 transitions. [2019-11-20 09:39:33,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-20 09:39:33,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:33,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:33,894 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 28 proven. 11 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-11-20 09:39:33,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:33,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2005 states to 962 states and 1929 transitions. [2019-11-20 09:39:33,913 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1929 transitions. [2019-11-20 09:39:33,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-11-20 09:39:33,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:34,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:34,316 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 09:39:34,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:34,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 965 states and 1933 transitions. [2019-11-20 09:39:34,340 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1933 transitions. [2019-11-20 09:39:34,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-20 09:39:34,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:34,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:34,729 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 30 proven. 5 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:39:34,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:34,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 966 states and 1933 transitions. [2019-11-20 09:39:34,768 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1933 transitions. [2019-11-20 09:39:34,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 09:39:34,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:34,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:35,172 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 43 proven. 9 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-11-20 09:39:35,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:35,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2011 states to 968 states and 1935 transitions. [2019-11-20 09:39:35,421 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1935 transitions. [2019-11-20 09:39:35,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 09:39:35,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:35,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:35,810 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 29 proven. 12 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:39:36,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:36,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2014 states to 969 states and 1938 transitions. [2019-11-20 09:39:36,272 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1938 transitions. [2019-11-20 09:39:36,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 09:39:36,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:36,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:36,663 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 29 proven. 12 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:39:37,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:37,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2016 states to 970 states and 1940 transitions. [2019-11-20 09:39:37,145 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1940 transitions. [2019-11-20 09:39:37,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 09:39:37,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:37,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:37,535 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 29 proven. 12 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:39:37,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:37,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2016 states to 971 states and 1940 transitions. [2019-11-20 09:39:37,988 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1940 transitions. [2019-11-20 09:39:37,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 09:39:37,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:38,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:38,402 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 37 proven. 6 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 09:39:38,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:38,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 973 states and 1941 transitions. [2019-11-20 09:39:38,707 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1941 transitions. [2019-11-20 09:39:38,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 09:39:38,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:38,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:39,095 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:39:39,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:39,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2020 states to 975 states and 1944 transitions. [2019-11-20 09:39:39,122 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1944 transitions. [2019-11-20 09:39:39,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 09:39:39,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:39,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:39,510 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:39:39,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:39,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2023 states to 977 states and 1947 transitions. [2019-11-20 09:39:39,523 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1947 transitions. [2019-11-20 09:39:39,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 09:39:39,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:39,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:39,915 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 31 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 09:39:39,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:39,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2023 states to 978 states and 1947 transitions. [2019-11-20 09:39:39,935 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1947 transitions. [2019-11-20 09:39:39,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 09:39:39,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:40,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:40,343 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 17 proven. 20 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-11-20 09:39:40,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:40,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 979 states and 1948 transitions. [2019-11-20 09:39:40,612 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1948 transitions. [2019-11-20 09:39:40,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 09:39:40,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:40,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:41,169 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 17 proven. 20 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-11-20 09:39:41,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:41,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 980 states and 1949 transitions. [2019-11-20 09:39:41,461 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1949 transitions. [2019-11-20 09:39:41,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-20 09:39:41,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:41,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:41,850 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-11-20 09:39:41,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:41,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 983 states and 1952 transitions. [2019-11-20 09:39:41,873 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1952 transitions. [2019-11-20 09:39:41,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-11-20 09:39:41,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:42,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:42,257 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 09:39:42,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:42,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 984 states and 1952 transitions. [2019-11-20 09:39:42,276 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1952 transitions. [2019-11-20 09:39:42,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 09:39:42,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:42,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:42,666 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2019-11-20 09:39:42,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:42,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2029 states to 985 states and 1953 transitions. [2019-11-20 09:39:42,688 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1953 transitions. [2019-11-20 09:39:42,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-20 09:39:42,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:42,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:43,078 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-11-20 09:39:43,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:43,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2030 states to 986 states and 1954 transitions. [2019-11-20 09:39:43,097 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1954 transitions. [2019-11-20 09:39:43,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 09:39:43,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:43,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:43,500 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 26 proven. 7 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-11-20 09:39:43,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:43,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2031 states to 987 states and 1955 transitions. [2019-11-20 09:39:43,550 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1955 transitions. [2019-11-20 09:39:43,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-20 09:39:43,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:43,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:43,942 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 09:39:44,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:44,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 990 states and 1962 transitions. [2019-11-20 09:39:44,884 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1962 transitions. [2019-11-20 09:39:44,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-20 09:39:44,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:45,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:45,276 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 30 proven. 12 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 09:39:46,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:46,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2046 states to 994 states and 1970 transitions. [2019-11-20 09:39:46,622 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1970 transitions. [2019-11-20 09:39:46,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-20 09:39:46,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:46,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:47,016 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 30 proven. 12 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 09:39:47,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:47,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 998 states and 1976 transitions. [2019-11-20 09:39:47,922 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1976 transitions. [2019-11-20 09:39:47,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-20 09:39:47,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:48,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:48,316 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 09:39:48,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:48,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 1000 states and 1989 transitions. [2019-11-20 09:39:48,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1989 transitions. [2019-11-20 09:39:48,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-20 09:39:48,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:48,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:48,841 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 30 proven. 12 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 09:39:49,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:49,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2070 states to 1003 states and 1993 transitions. [2019-11-20 09:39:49,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1993 transitions. [2019-11-20 09:39:49,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-20 09:39:49,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:49,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:49,736 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 38 proven. 7 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 09:39:49,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:49,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2071 states to 1005 states and 1994 transitions. [2019-11-20 09:39:49,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1994 transitions. [2019-11-20 09:39:49,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 09:39:49,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:49,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:50,180 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 28 proven. 15 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 09:39:50,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:50,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2072 states to 1006 states and 1995 transitions. [2019-11-20 09:39:50,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1995 transitions. [2019-11-20 09:39:50,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 09:39:50,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:50,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:50,585 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 31 proven. 5 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:39:50,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:50,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2072 states to 1007 states and 1995 transitions. [2019-11-20 09:39:50,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1995 transitions. [2019-11-20 09:39:50,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 09:39:50,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:50,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:50,994 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-11-20 09:39:51,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:51,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 1010 states and 1999 transitions. [2019-11-20 09:39:51,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1999 transitions. [2019-11-20 09:39:51,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-20 09:39:51,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:51,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:51,407 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2019-11-20 09:39:51,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:51,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2078 states to 1012 states and 2001 transitions. [2019-11-20 09:39:51,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 2001 transitions. [2019-11-20 09:39:51,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-11-20 09:39:51,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:51,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:51,830 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-11-20 09:39:51,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:51,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2079 states to 1013 states and 2002 transitions. [2019-11-20 09:39:51,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 2002 transitions. [2019-11-20 09:39:51,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-11-20 09:39:51,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:52,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:52,371 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-11-20 09:39:52,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:52,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 1023 states and 2018 transitions. [2019-11-20 09:39:52,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 2018 transitions. [2019-11-20 09:39:52,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 09:39:52,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:52,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:52,810 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-11-20 09:39:52,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:52,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 1024 states and 2018 transitions. [2019-11-20 09:39:52,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 2018 transitions. [2019-11-20 09:39:52,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 09:39:52,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:53,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:53,217 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 09:39:53,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:53,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2097 states to 1026 states and 2020 transitions. [2019-11-20 09:39:53,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 2020 transitions. [2019-11-20 09:39:53,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-11-20 09:39:53,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:53,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:53,635 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:39:53,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:53,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2099 states to 1028 states and 2022 transitions. [2019-11-20 09:39:53,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 2022 transitions. [2019-11-20 09:39:53,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 09:39:53,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:53,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:54,052 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 40 proven. 9 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 09:39:54,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:54,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2099 states to 1029 states and 2022 transitions. [2019-11-20 09:39:54,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 2022 transitions. [2019-11-20 09:39:54,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-11-20 09:39:54,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:54,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:54,464 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 09:39:54,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:54,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2101 states to 1031 states and 2024 transitions. [2019-11-20 09:39:54,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 2024 transitions. [2019-11-20 09:39:54,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 09:39:54,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:54,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:54,901 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-11-20 09:39:55,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:55,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2106 states to 1035 states and 2029 transitions. [2019-11-20 09:39:55,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 2029 transitions. [2019-11-20 09:39:55,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-11-20 09:39:55,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:55,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:55,825 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 42 proven. 18 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:39:56,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:56,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2107 states to 1036 states and 2030 transitions. [2019-11-20 09:39:56,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 2030 transitions. [2019-11-20 09:39:56,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-11-20 09:39:56,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:56,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:56,466 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-11-20 09:39:56,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:56,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2123 states to 1046 states and 2046 transitions. [2019-11-20 09:39:56,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 2046 transitions. [2019-11-20 09:39:56,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-11-20 09:39:56,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:56,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:57,105 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 29 proven. 5 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:39:57,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:57,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2127 states to 1050 states and 2050 transitions. [2019-11-20 09:39:57,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 2050 transitions. [2019-11-20 09:39:57,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 09:39:57,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:57,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:57,527 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:39:57,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:57,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 1052 states and 2052 transitions. [2019-11-20 09:39:57,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 2052 transitions. [2019-11-20 09:39:57,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 09:39:57,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:57,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:57,943 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:39:57,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:57,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2131 states to 1054 states and 2054 transitions. [2019-11-20 09:39:57,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 2054 transitions. [2019-11-20 09:39:57,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 09:39:57,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:58,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:58,360 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 26 proven. 7 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-11-20 09:39:59,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:59,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2140 states to 1060 states and 2063 transitions. [2019-11-20 09:39:59,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 2063 transitions. [2019-11-20 09:39:59,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-11-20 09:39:59,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:59,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:39:59,657 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 09:39:59,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:39:59,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2140 states to 1061 states and 2063 transitions. [2019-11-20 09:39:59,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 2063 transitions. [2019-11-20 09:39:59,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 09:39:59,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:39:59,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:00,062 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 30 proven. 5 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-11-20 09:40:00,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:00,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2144 states to 1065 states and 2067 transitions. [2019-11-20 09:40:00,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 2067 transitions. [2019-11-20 09:40:00,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-11-20 09:40:00,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:00,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:00,487 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-11-20 09:40:00,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:00,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 1067 states and 2069 transitions. [2019-11-20 09:40:00,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 2069 transitions. [2019-11-20 09:40:00,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 09:40:00,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:00,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:00,897 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 43 proven. 10 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 09:40:00,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:00,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 1068 states and 2069 transitions. [2019-11-20 09:40:00,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 2069 transitions. [2019-11-20 09:40:00,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 09:40:00,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:01,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:01,313 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 26 proven. 7 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 09:40:01,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:01,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 1073 states and 2075 transitions. [2019-11-20 09:40:01,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 2075 transitions. [2019-11-20 09:40:01,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 09:40:01,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:02,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:02,320 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-11-20 09:40:03,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:03,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2162 states to 1080 states and 2085 transitions. [2019-11-20 09:40:03,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 2085 transitions. [2019-11-20 09:40:03,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-11-20 09:40:03,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:03,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:04,011 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 26 proven. 7 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 09:40:04,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:04,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2169 states to 1085 states and 2092 transitions. [2019-11-20 09:40:04,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 2092 transitions. [2019-11-20 09:40:04,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 09:40:04,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:04,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:04,871 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 09:40:04,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:04,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 1089 states and 2096 transitions. [2019-11-20 09:40:04,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 2096 transitions. [2019-11-20 09:40:04,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-11-20 09:40:04,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:05,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:05,364 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 41 proven. 11 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 09:40:05,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:05,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 1090 states and 2096 transitions. [2019-11-20 09:40:05,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 2096 transitions. [2019-11-20 09:40:05,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-11-20 09:40:05,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:05,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:05,780 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 25 proven. 23 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:40:05,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:05,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2174 states to 1091 states and 2097 transitions. [2019-11-20 09:40:05,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 2097 transitions. [2019-11-20 09:40:05,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 09:40:05,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:06,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:06,227 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-11-20 09:40:06,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:06,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 1093 states and 2099 transitions. [2019-11-20 09:40:06,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 2099 transitions. [2019-11-20 09:40:06,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 09:40:06,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:06,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:06,642 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 38 proven. 7 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 09:40:06,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:06,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 1097 states and 2103 transitions. [2019-11-20 09:40:06,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 2103 transitions. [2019-11-20 09:40:06,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-11-20 09:40:06,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:06,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:07,077 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 39 proven. 7 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 09:40:07,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:07,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2183 states to 1099 states and 2106 transitions. [2019-11-20 09:40:07,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 2106 transitions. [2019-11-20 09:40:07,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 09:40:07,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:07,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:07,495 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 09:40:08,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:08,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 1104 states and 2112 transitions. [2019-11-20 09:40:08,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 2112 transitions. [2019-11-20 09:40:08,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-11-20 09:40:08,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:08,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:08,529 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 09:40:09,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:09,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2196 states to 1109 states and 2119 transitions. [2019-11-20 09:40:09,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2119 transitions. [2019-11-20 09:40:09,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-20 09:40:09,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:09,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:09,580 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-11-20 09:40:09,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:09,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2200 states to 1112 states and 2123 transitions. [2019-11-20 09:40:09,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 2123 transitions. [2019-11-20 09:40:09,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-11-20 09:40:09,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:09,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:09,988 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:40:10,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:10,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 1116 states and 2127 transitions. [2019-11-20 09:40:10,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 2127 transitions. [2019-11-20 09:40:10,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 09:40:10,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:10,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:10,476 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-20 09:40:11,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:11,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1119 states and 2130 transitions. [2019-11-20 09:40:11,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 2130 transitions. [2019-11-20 09:40:11,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-11-20 09:40:11,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:11,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:11,746 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 48 proven. 10 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-20 09:40:14,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:14,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 1128 states and 2151 transitions. [2019-11-20 09:40:14,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 2151 transitions. [2019-11-20 09:40:14,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 09:40:14,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:14,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:14,509 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 41 proven. 12 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 09:40:14,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:14,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 1129 states and 2151 transitions. [2019-11-20 09:40:14,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 2151 transitions. [2019-11-20 09:40:14,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 09:40:14,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:14,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:15,044 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 25 proven. 22 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-11-20 09:40:15,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:15,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 1130 states and 2152 transitions. [2019-11-20 09:40:15,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 2152 transitions. [2019-11-20 09:40:15,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-11-20 09:40:15,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:15,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:15,468 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:40:15,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:15,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2233 states to 1134 states and 2156 transitions. [2019-11-20 09:40:15,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 2156 transitions. [2019-11-20 09:40:15,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 09:40:15,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:15,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:16,023 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-11-20 09:40:16,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:16,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2236 states to 1136 states and 2159 transitions. [2019-11-20 09:40:16,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 2159 transitions. [2019-11-20 09:40:16,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-11-20 09:40:16,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:16,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:16,503 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 26 proven. 7 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-11-20 09:40:16,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:16,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 1140 states and 2165 transitions. [2019-11-20 09:40:16,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 2165 transitions. [2019-11-20 09:40:16,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-11-20 09:40:16,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:16,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:16,967 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 26 proven. 7 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 09:40:16,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:16,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2245 states to 1142 states and 2168 transitions. [2019-11-20 09:40:16,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 2168 transitions. [2019-11-20 09:40:16,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-11-20 09:40:16,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:17,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:17,394 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-11-20 09:40:17,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:17,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1145 states and 2172 transitions. [2019-11-20 09:40:17,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 2172 transitions. [2019-11-20 09:40:17,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-11-20 09:40:17,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:17,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:17,808 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 33 proven. 5 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:40:17,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:17,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2253 states to 1149 states and 2176 transitions. [2019-11-20 09:40:17,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 2176 transitions. [2019-11-20 09:40:17,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-11-20 09:40:17,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:18,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:18,234 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-11-20 09:40:18,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:18,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2253 states to 1150 states and 2176 transitions. [2019-11-20 09:40:18,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 2176 transitions. [2019-11-20 09:40:18,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-11-20 09:40:18,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:18,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:18,910 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 34 proven. 22 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 09:40:19,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:19,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 1151 states and 2177 transitions. [2019-11-20 09:40:19,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 2177 transitions. [2019-11-20 09:40:19,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-11-20 09:40:19,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:19,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:19,575 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-20 09:40:20,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:20,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 1152 states and 2178 transitions. [2019-11-20 09:40:20,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 2178 transitions. [2019-11-20 09:40:20,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-11-20 09:40:20,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:20,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:20,409 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-20 09:40:20,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:20,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 1154 states and 2181 transitions. [2019-11-20 09:40:20,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 2181 transitions. [2019-11-20 09:40:20,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-11-20 09:40:20,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:21,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:21,306 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 09:40:21,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:21,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 1157 states and 2185 transitions. [2019-11-20 09:40:21,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 2185 transitions. [2019-11-20 09:40:21,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-11-20 09:40:21,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:21,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:21,719 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-11-20 09:40:21,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:21,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 1161 states and 2191 transitions. [2019-11-20 09:40:21,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 2191 transitions. [2019-11-20 09:40:21,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-11-20 09:40:21,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:22,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:22,258 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 09:40:22,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:22,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2271 states to 1163 states and 2194 transitions. [2019-11-20 09:40:22,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 2194 transitions. [2019-11-20 09:40:22,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-20 09:40:22,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:22,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:22,744 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-11-20 09:40:22,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:22,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 1164 states and 2195 transitions. [2019-11-20 09:40:22,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 2195 transitions. [2019-11-20 09:40:22,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-11-20 09:40:22,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:22,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:23,153 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 34 proven. 5 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:40:23,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:23,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2276 states to 1168 states and 2199 transitions. [2019-11-20 09:40:23,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 2199 transitions. [2019-11-20 09:40:23,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-11-20 09:40:23,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:23,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:23,579 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-11-20 09:40:23,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:23,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 1169 states and 2200 transitions. [2019-11-20 09:40:23,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 2200 transitions. [2019-11-20 09:40:23,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-11-20 09:40:23,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:24,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:24,228 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 26 proven. 7 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 09:40:24,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:24,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2281 states to 1173 states and 2204 transitions. [2019-11-20 09:40:24,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 2204 transitions. [2019-11-20 09:40:24,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-11-20 09:40:24,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:24,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:24,783 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 32 proven. 5 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 09:40:24,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:24,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2285 states to 1177 states and 2208 transitions. [2019-11-20 09:40:24,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 2208 transitions. [2019-11-20 09:40:24,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 09:40:24,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:25,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:25,262 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 09:40:25,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:25,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2286 states to 1178 states and 2209 transitions. [2019-11-20 09:40:25,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 2209 transitions. [2019-11-20 09:40:25,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-11-20 09:40:25,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:25,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:25,689 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-11-20 09:40:25,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:25,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 1188 states and 2225 transitions. [2019-11-20 09:40:25,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 2225 transitions. [2019-11-20 09:40:25,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-11-20 09:40:25,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:26,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:26,393 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 09:40:26,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:26,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2306 states to 1192 states and 2229 transitions. [2019-11-20 09:40:26,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 2229 transitions. [2019-11-20 09:40:26,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-11-20 09:40:26,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:26,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:26,931 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 32 proven. 11 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-11-20 09:40:28,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:28,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 1198 states and 2238 transitions. [2019-11-20 09:40:28,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 2238 transitions. [2019-11-20 09:40:28,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-11-20 09:40:28,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:28,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:28,638 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 09:40:28,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:28,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2319 states to 1202 states and 2242 transitions. [2019-11-20 09:40:28,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 2242 transitions. [2019-11-20 09:40:28,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-20 09:40:28,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:29,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:29,287 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 26 proven. 7 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2019-11-20 09:40:29,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:29,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 1206 states and 2246 transitions. [2019-11-20 09:40:29,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 2246 transitions. [2019-11-20 09:40:29,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-20 09:40:29,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:29,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:29,803 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 26 proven. 7 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-11-20 09:40:29,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:29,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 1210 states and 2250 transitions. [2019-11-20 09:40:29,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 2250 transitions. [2019-11-20 09:40:29,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-20 09:40:29,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:30,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:30,265 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 52 proven. 9 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2019-11-20 09:40:30,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:30,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2332 states to 1214 states and 2255 transitions. [2019-11-20 09:40:30,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 2255 transitions. [2019-11-20 09:40:30,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-20 09:40:30,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:30,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:30,699 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2019-11-20 09:40:30,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:30,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2336 states to 1218 states and 2259 transitions. [2019-11-20 09:40:30,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 2259 transitions. [2019-11-20 09:40:30,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-11-20 09:40:30,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:31,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:31,209 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 32 proven. 11 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-11-20 09:40:31,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:31,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2342 states to 1223 states and 2265 transitions. [2019-11-20 09:40:31,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 2265 transitions. [2019-11-20 09:40:31,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-11-20 09:40:31,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:31,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:32,187 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-11-20 09:40:33,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:33,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 1230 states and 2275 transitions. [2019-11-20 09:40:33,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 2275 transitions. [2019-11-20 09:40:33,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-20 09:40:33,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:33,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:33,839 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 32 proven. 11 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-11-20 09:40:34,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:34,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2359 states to 1235 states and 2282 transitions. [2019-11-20 09:40:34,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 2282 transitions. [2019-11-20 09:40:34,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-11-20 09:40:34,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:34,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:34,810 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 26 proven. 7 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2019-11-20 09:40:34,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:34,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2361 states to 1237 states and 2284 transitions. [2019-11-20 09:40:34,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 2284 transitions. [2019-11-20 09:40:34,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-20 09:40:34,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:35,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:35,252 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2019-11-20 09:40:35,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:35,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2365 states to 1241 states and 2288 transitions. [2019-11-20 09:40:35,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 2288 transitions. [2019-11-20 09:40:35,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-20 09:40:35,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:35,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:35,832 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-11-20 09:40:36,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:36,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2369 states to 1245 states and 2292 transitions. [2019-11-20 09:40:36,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 2292 transitions. [2019-11-20 09:40:36,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-20 09:40:36,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:36,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:36,553 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-11-20 09:40:36,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:36,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2373 states to 1249 states and 2296 transitions. [2019-11-20 09:40:36,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 2296 transitions. [2019-11-20 09:40:36,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-20 09:40:36,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:36,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:37,069 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 34 proven. 11 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-11-20 09:40:37,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:37,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 1258 states and 2309 transitions. [2019-11-20 09:40:37,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 2309 transitions. [2019-11-20 09:40:37,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-11-20 09:40:37,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:37,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:37,772 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 48 proven. 9 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-11-20 09:40:37,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:37,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 1262 states and 2313 transitions. [2019-11-20 09:40:37,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 2313 transitions. [2019-11-20 09:40:37,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-11-20 09:40:37,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:38,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:38,225 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 47 proven. 9 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-11-20 09:40:38,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:38,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2394 states to 1266 states and 2317 transitions. [2019-11-20 09:40:38,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 2317 transitions. [2019-11-20 09:40:38,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-20 09:40:38,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:38,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:38,748 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 36 proven. 11 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-11-20 09:40:38,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:38,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 1270 states and 2321 transitions. [2019-11-20 09:40:38,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 2321 transitions. [2019-11-20 09:40:38,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-11-20 09:40:38,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:39,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:39,213 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 32 proven. 11 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-11-20 09:40:39,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:39,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2401 states to 1272 states and 2324 transitions. [2019-11-20 09:40:39,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 2324 transitions. [2019-11-20 09:40:39,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-11-20 09:40:39,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:39,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:39,652 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-11-20 09:40:40,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:40,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2407 states to 1277 states and 2330 transitions. [2019-11-20 09:40:40,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 2330 transitions. [2019-11-20 09:40:40,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-20 09:40:40,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:40,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:40,757 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-11-20 09:40:41,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:41,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2414 states to 1282 states and 2337 transitions. [2019-11-20 09:40:41,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 2337 transitions. [2019-11-20 09:40:41,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-11-20 09:40:41,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:41,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:41,835 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2019-11-20 09:40:41,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:41,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 1284 states and 2339 transitions. [2019-11-20 09:40:41,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 2339 transitions. [2019-11-20 09:40:41,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-20 09:40:41,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:42,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:42,342 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 26 proven. 7 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 09:40:42,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:42,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 1286 states and 2341 transitions. [2019-11-20 09:40:42,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 2341 transitions. [2019-11-20 09:40:42,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-20 09:40:42,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:42,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:42,785 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-11-20 09:40:42,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:42,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2422 states to 1290 states and 2345 transitions. [2019-11-20 09:40:42,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 2345 transitions. [2019-11-20 09:40:42,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-20 09:40:42,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:43,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:43,234 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 09:40:43,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:43,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2426 states to 1294 states and 2349 transitions. [2019-11-20 09:40:43,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 2349 transitions. [2019-11-20 09:40:43,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-11-20 09:40:43,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:43,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:43,773 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-11-20 09:40:43,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:43,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2429 states to 1296 states and 2352 transitions. [2019-11-20 09:40:43,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 2352 transitions. [2019-11-20 09:40:43,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-20 09:40:43,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:44,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:44,202 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 32 proven. 11 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-20 09:40:44,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:44,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2437 states to 1301 states and 2360 transitions. [2019-11-20 09:40:44,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 2360 transitions. [2019-11-20 09:40:44,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-20 09:40:44,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:44,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:44,682 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 32 proven. 11 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-11-20 09:40:44,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:44,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2440 states to 1303 states and 2363 transitions. [2019-11-20 09:40:44,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 2363 transitions. [2019-11-20 09:40:44,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-20 09:40:44,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:44,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:45,126 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 09:40:45,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:45,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2442 states to 1305 states and 2365 transitions. [2019-11-20 09:40:45,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 2365 transitions. [2019-11-20 09:40:45,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 09:40:45,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:45,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:45,658 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-11-20 09:40:45,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:45,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2446 states to 1308 states and 2369 transitions. [2019-11-20 09:40:45,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 2369 transitions. [2019-11-20 09:40:45,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-11-20 09:40:45,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:45,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:46,096 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 09:40:46,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:46,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2450 states to 1312 states and 2373 transitions. [2019-11-20 09:40:46,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 2373 transitions. [2019-11-20 09:40:46,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-20 09:40:46,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:46,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:46,678 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-20 09:40:46,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:46,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 1317 states and 2381 transitions. [2019-11-20 09:40:46,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 2381 transitions. [2019-11-20 09:40:46,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-20 09:40:46,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:47,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:47,350 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-11-20 09:40:47,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:47,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2461 states to 1319 states and 2384 transitions. [2019-11-20 09:40:47,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 2384 transitions. [2019-11-20 09:40:47,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-11-20 09:40:47,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:47,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:48,414 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2019-11-20 09:40:53,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:53,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 1351 states and 2471 transitions. [2019-11-20 09:40:53,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 2471 transitions. [2019-11-20 09:40:53,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-20 09:40:53,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:53,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:53,769 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 32 proven. 11 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-20 09:40:53,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:53,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 1355 states and 2475 transitions. [2019-11-20 09:40:53,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 2475 transitions. [2019-11-20 09:40:53,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 09:40:53,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:54,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:54,252 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 29 proven. 10 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-11-20 09:40:54,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:54,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 1365 states and 2491 transitions. [2019-11-20 09:40:54,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 2491 transitions. [2019-11-20 09:40:54,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-11-20 09:40:54,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:54,765 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2019-11-20 09:40:54,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:54,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 1367 states and 2493 transitions. [2019-11-20 09:40:54,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 2493 transitions. [2019-11-20 09:40:54,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-20 09:40:54,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:55,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:55,217 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-20 09:40:55,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:55,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 1371 states and 2497 transitions. [2019-11-20 09:40:55,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 2497 transitions. [2019-11-20 09:40:55,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 09:40:55,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:55,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:55,756 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 32 proven. 11 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 09:40:55,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:55,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2580 states to 1375 states and 2501 transitions. [2019-11-20 09:40:55,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 2501 transitions. [2019-11-20 09:40:55,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 09:40:55,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:56,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:56,218 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 32 proven. 11 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-11-20 09:40:56,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:56,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2584 states to 1379 states and 2505 transitions. [2019-11-20 09:40:56,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 2505 transitions. [2019-11-20 09:40:56,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-11-20 09:40:56,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:56,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:56,711 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 32 proven. 11 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 09:40:56,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:56,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2586 states to 1381 states and 2507 transitions. [2019-11-20 09:40:56,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 2507 transitions. [2019-11-20 09:40:56,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 09:40:56,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:56,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:57,170 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 09:40:57,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:57,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2590 states to 1385 states and 2511 transitions. [2019-11-20 09:40:57,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 2511 transitions. [2019-11-20 09:40:57,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 09:40:57,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:57,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:57,727 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-11-20 09:40:57,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:57,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2594 states to 1389 states and 2515 transitions. [2019-11-20 09:40:57,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 2515 transitions. [2019-11-20 09:40:57,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-11-20 09:40:57,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:58,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:58,285 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 32 proven. 11 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2019-11-20 09:40:58,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:58,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2596 states to 1391 states and 2517 transitions. [2019-11-20 09:40:58,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 2517 transitions. [2019-11-20 09:40:58,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 09:40:58,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:58,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:58,729 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2019-11-20 09:40:58,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:58,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2596 states to 1392 states and 2517 transitions. [2019-11-20 09:40:58,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 2517 transitions. [2019-11-20 09:40:58,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 09:40:58,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:58,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:59,335 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 29 proven. 10 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-11-20 09:40:59,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:59,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2600 states to 1395 states and 2521 transitions. [2019-11-20 09:40:59,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 2521 transitions. [2019-11-20 09:40:59,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-11-20 09:40:59,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:40:59,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:40:59,776 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2019-11-20 09:40:59,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:40:59,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 1399 states and 2528 transitions. [2019-11-20 09:40:59,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 2528 transitions. [2019-11-20 09:40:59,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-11-20 09:40:59,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:41:00,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:41:00,243 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2019-11-20 09:41:00,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:41:00,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 1401 states and 2530 transitions. [2019-11-20 09:41:00,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 2530 transitions. [2019-11-20 09:41:00,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-11-20 09:41:00,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:41:00,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:41:00,702 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2019-11-20 09:41:00,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:41:00,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 1402 states and 2530 transitions. [2019-11-20 09:41:00,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 2530 transitions. [2019-11-20 09:41:00,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-11-20 09:41:00,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:41:00,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:41:01,171 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 37 proven. 12 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-11-20 09:41:01,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:41:01,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2625 states to 1412 states and 2546 transitions. [2019-11-20 09:41:01,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 2546 transitions. [2019-11-20 09:41:01,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 09:41:01,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:41:01,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:41:01,979 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 29 proven. 10 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-11-20 09:41:02,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:41:02,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 1413 states and 2547 transitions. [2019-11-20 09:41:02,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 2547 transitions. [2019-11-20 09:41:02,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-11-20 09:41:02,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:41:02,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:41:02,417 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2019-11-20 09:41:02,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:41:02,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 1414 states and 2547 transitions. [2019-11-20 09:41:02,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 2547 transitions. [2019-11-20 09:41:02,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-11-20 09:41:02,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:41:02,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:41:02,858 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2019-11-20 09:41:02,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:41:02,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2632 states to 1418 states and 2553 transitions. [2019-11-20 09:41:02,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 2553 transitions. [2019-11-20 09:41:02,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-11-20 09:41:02,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:41:03,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:41:03,308 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2019-11-20 09:41:03,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:41:03,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2639 states to 1423 states and 2560 transitions. [2019-11-20 09:41:03,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 2560 transitions. [2019-11-20 09:41:03,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-11-20 09:41:03,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:41:03,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:41:03,755 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2019-11-20 09:41:03,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:41:03,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2643 states to 1425 states and 2564 transitions. [2019-11-20 09:41:03,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 2564 transitions. [2019-11-20 09:41:03,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 09:41:03,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:41:03,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:41:04,190 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2019-11-20 09:41:05,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:41:05,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 1427 states and 2566 transitions. [2019-11-20 09:41:05,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 2566 transitions. [2019-11-20 09:41:05,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-11-20 09:41:05,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:41:05,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:41:06,089 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2019-11-20 09:41:06,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:41:06,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2647 states to 1429 states and 2568 transitions. [2019-11-20 09:41:06,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 2568 transitions. [2019-11-20 09:41:06,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-11-20 09:41:06,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:41:06,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:41:06,534 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2019-11-20 09:41:07,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:41:07,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 1433 states and 2572 transitions. [2019-11-20 09:41:07,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 2572 transitions. [2019-11-20 09:41:07,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-11-20 09:41:07,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:41:07,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:41:07,522 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 37 proven. 12 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-11-20 09:41:07,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:41:07,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2655 states to 1436 states and 2576 transitions. [2019-11-20 09:41:07,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 2576 transitions. [2019-11-20 09:41:07,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 09:41:07,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:41:07,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:41:07,989 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-11-20 09:41:08,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:41:08,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2659 states to 1440 states and 2580 transitions. [2019-11-20 09:41:08,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 2580 transitions. [2019-11-20 09:41:08,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-11-20 09:41:08,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:41:08,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:41:08,975 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-11-20 09:41:10,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:41:10,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2668 states to 1446 states and 2589 transitions. [2019-11-20 09:41:10,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1446 states and 2589 transitions. [2019-11-20 09:41:10,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-11-20 09:41:10,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:41:11,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:41:11,263 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2019-11-20 09:41:11,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:41:11,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2672 states to 1449 states and 2593 transitions. [2019-11-20 09:41:11,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 2593 transitions. [2019-11-20 09:41:11,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-20 09:41:11,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:41:11,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:41:11,810 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 37 proven. 12 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 09:41:12,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:41:12,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2673 states to 1450 states and 2594 transitions. [2019-11-20 09:41:12,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 2594 transitions. [2019-11-20 09:41:12,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-11-20 09:41:12,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:41:12,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:41:12,589 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2019-11-20 09:41:12,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:41:12,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2677 states to 1454 states and 2598 transitions. [2019-11-20 09:41:12,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 2598 transitions. [2019-11-20 09:41:12,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-11-20 09:41:12,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:41:12,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:41:13,074 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2019-11-20 09:41:13,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:41:13,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2681 states to 1458 states and 2602 transitions. [2019-11-20 09:41:13,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 2602 transitions. [2019-11-20 09:41:13,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-11-20 09:41:13,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:41:13,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:41:13,592 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2019-11-20 09:41:13,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:41:13,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2685 states to 1462 states and 2606 transitions. [2019-11-20 09:41:13,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states and 2606 transitions. [2019-11-20 09:41:13,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-11-20 09:41:13,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:41:13,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:41:14,106 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 46 proven. 16 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2019-11-20 09:41:14,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:41:14,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2686 states to 1463 states and 2607 transitions. [2019-11-20 09:41:14,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 2607 transitions. [2019-11-20 09:41:14,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-20 09:41:14,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:41:14,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:41:14,927 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2019-11-20 09:41:15,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:41:15,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2687 states to 1464 states and 2608 transitions. [2019-11-20 09:41:15,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1464 states and 2608 transitions. [2019-11-20 09:41:15,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 09:41:15,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:41:15,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:41:15,626 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-11-20 09:41:15,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:41:15,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 1468 states and 2612 transitions. [2019-11-20 09:41:15,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 2612 transitions. [2019-11-20 09:41:15,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 09:41:15,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:41:16,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:41:16,304 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2019-11-20 09:41:16,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:41:16,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2695 states to 1472 states and 2616 transitions. [2019-11-20 09:41:16,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2616 transitions. [2019-11-20 09:41:16,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 09:41:16,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:41:16,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:41:16,888 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 09:41:16,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:41:16,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 477 states and 707 transitions. [2019-11-20 09:41:16,927 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 707 transitions. [2019-11-20 09:41:16,928 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 09:41:16,928 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 430 iterations. [2019-11-20 09:41:16,936 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 09:41:18,150 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,154 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,154 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,154 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,154 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,154 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,154 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,154 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,155 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,155 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,155 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,155 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,155 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,155 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,155 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,155 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,155 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,156 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,156 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,156 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,156 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,156 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,156 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,156 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,156 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,156 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,156 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,157 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,157 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,157 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,157 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,157 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 09:41:18,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 09:41:18 ImpRootNode [2019-11-20 09:41:18,157 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 09:41:18,158 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 09:41:18,158 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 09:41:18,158 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 09:41:18,158 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:36:25" (3/4) ... [2019-11-20 09:41:18,161 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 09:41:18,166 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ff_validate [2019-11-20 09:41:18,167 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2019-11-20 09:41:18,167 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure release_firmware [2019-11-20 09:41:18,167 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ff_irq_request [2019-11-20 09:41:18,168 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ff_dev_create [2019-11-20 09:41:18,168 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fmc_device_unregister_n [2019-11-20 09:41:18,168 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ff_readl [2019-11-20 09:41:18,168 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure device_unregister [2019-11-20 09:41:18,168 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2019-11-20 09:41:18,168 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ff_reprogram [2019-11-20 09:41:18,169 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fmc_device_register_n [2019-11-20 09:41:18,169 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2019-11-20 09:41:18,169 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ff_writel [2019-11-20 09:41:18,169 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2019-11-20 09:41:18,169 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure request_firmware [2019-11-20 09:41:18,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure external_alloc [2019-11-20 09:41:18,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2019-11-20 09:41:18,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ERR_PTR [2019-11-20 09:41:18,198 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 115 nodes and edges [2019-11-20 09:41:18,202 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-20 09:41:18,205 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2019-11-20 09:41:18,208 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 09:41:18,212 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 09:41:19,134 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_0520aae0-7f3d-4943-9c8c-7922fe2d7603/bin/ukojak/witness.graphml [2019-11-20 09:41:19,134 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 09:41:19,136 INFO L168 Benchmark]: Toolchain (without parser) took 644931.51 ms. Allocated memory was 1.0 GB in the beginning and 4.9 GB in the end (delta: 3.9 GB). Free memory was 940.8 MB in the beginning and 1.0 GB in the end (delta: -105.0 MB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. [2019-11-20 09:41:19,136 INFO L168 Benchmark]: CDTParser took 0.88 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 09:41:19,137 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1249.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 940.8 MB in the beginning and 1.0 GB in the end (delta: -68.3 MB). Peak memory consumption was 57.2 MB. Max. memory is 11.5 GB. [2019-11-20 09:41:19,137 INFO L168 Benchmark]: Boogie Procedure Inliner took 175.16 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 995.0 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. [2019-11-20 09:41:19,137 INFO L168 Benchmark]: Boogie Preprocessor took 128.22 ms. Allocated memory is still 1.1 GB. Free memory was 995.0 MB in the beginning and 988.0 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-20 09:41:19,138 INFO L168 Benchmark]: RCFGBuilder took 349777.66 ms. Allocated memory was 1.1 GB in the beginning and 1.9 GB in the end (delta: 719.8 MB). Free memory was 988.0 MB in the beginning and 1.2 GB in the end (delta: -246.4 MB). Peak memory consumption was 3.3 GB. Max. memory is 11.5 GB. [2019-11-20 09:41:19,138 INFO L168 Benchmark]: CodeCheck took 292617.39 ms. Allocated memory was 1.9 GB in the beginning and 4.9 GB in the end (delta: 3.1 GB). Free memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: -642.6 MB). Peak memory consumption was 2.4 GB. Max. memory is 11.5 GB. [2019-11-20 09:41:19,139 INFO L168 Benchmark]: Witness Printer took 976.44 ms. Allocated memory is still 4.9 GB. Free memory was 1.9 GB in the beginning and 1.0 GB in the end (delta: 831.2 MB). Peak memory consumption was 831.2 MB. Max. memory is 11.5 GB. [2019-11-20 09:41:19,141 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 19 procedures, 207 locations, 1 error locations. Result: SAFE, OverallTime: 291.3s, OverallIterations: 430, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -306122820 SDtfs, -1258050338 SDslu, -2039299588 SDs, 0 SdLazy, -1197905902 SolverSat, -287888868 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5529.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 513883 GetRequests, 511386 SyntacticMatches, 1537 SemanticMatches, 960 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 558563 ImplicationChecksByTransitivity, 87.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 6.9s SsaConstructionTime, 85.3s SatisfiabilityAnalysisTime, 85.1s InterpolantComputationTime, 47980 NumberOfCodeBlocks, 47980 NumberOfCodeBlocksAsserted, 429 NumberOfCheckSat, 47551 ConstructedInterpolants, 0 QuantifiedInterpolants, 8985878 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 429 InterpolantComputations, 321 PerfectInterpolantSequences, 35983/37027 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: 1448]: 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: 1684]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1642]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1764]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1703]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2311]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2206]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2092]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2414]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1904]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2242]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2277]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1943]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1725]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1907]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1778]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1959]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2115]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1737]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2214]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2438]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2032]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1959]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1720]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1451]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1353]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1620]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1984]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1959]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.88 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1249.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 940.8 MB in the beginning and 1.0 GB in the end (delta: -68.3 MB). Peak memory consumption was 57.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 175.16 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 995.0 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 128.22 ms. Allocated memory is still 1.1 GB. Free memory was 995.0 MB in the beginning and 988.0 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 349777.66 ms. Allocated memory was 1.1 GB in the beginning and 1.9 GB in the end (delta: 719.8 MB). Free memory was 988.0 MB in the beginning and 1.2 GB in the end (delta: -246.4 MB). Peak memory consumption was 3.3 GB. Max. memory is 11.5 GB. * CodeCheck took 292617.39 ms. Allocated memory was 1.9 GB in the beginning and 4.9 GB in the end (delta: 3.1 GB). Free memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: -642.6 MB). Peak memory consumption was 2.4 GB. Max. memory is 11.5 GB. * Witness Printer took 976.44 ms. Allocated memory is still 4.9 GB. Free memory was 1.9 GB in the beginning and 1.0 GB in the end (delta: 831.2 MB). Peak memory consumption was 831.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...