./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--hid--hid-axff.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_a6da4658-e653-4919-9725-9bc9d2740ea4/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a6da4658-e653-4919-9725-9bc9d2740ea4/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a6da4658-e653-4919-9725-9bc9d2740ea4/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a6da4658-e653-4919-9725-9bc9d2740ea4/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--hid--hid-axff.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a6da4658-e653-4919-9725-9bc9d2740ea4/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a6da4658-e653-4919-9725-9bc9d2740ea4/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 38b858be31fc2dbbf8af5cb4388d86b051869614 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 03:54:53,631 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 03:54:53,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 03:54:53,652 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 03:54:53,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 03:54:53,654 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 03:54:53,656 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 03:54:53,666 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 03:54:53,671 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 03:54:53,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 03:54:53,676 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 03:54:53,677 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 03:54:53,677 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 03:54:53,678 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 03:54:53,679 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 03:54:53,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 03:54:53,681 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 03:54:53,681 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 03:54:53,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 03:54:53,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 03:54:53,691 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 03:54:53,693 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 03:54:53,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 03:54:53,698 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 03:54:53,702 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 03:54:53,702 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 03:54:53,702 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 03:54:53,704 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 03:54:53,705 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 03:54:53,706 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 03:54:53,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 03:54:53,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 03:54:53,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 03:54:53,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 03:54:53,710 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 03:54:53,710 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 03:54:53,711 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 03:54:53,711 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 03:54:53,711 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 03:54:53,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 03:54:53,714 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 03:54:53,715 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a6da4658-e653-4919-9725-9bc9d2740ea4/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2019-11-20 03:54:53,745 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 03:54:53,746 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 03:54:53,746 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 03:54:53,747 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 03:54:53,747 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 03:54:53,747 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 03:54:53,748 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 03:54:53,748 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 03:54:53,748 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 03:54:53,748 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 03:54:53,749 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 03:54:53,749 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 03:54:53,749 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 03:54:53,749 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 03:54:53,749 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 03:54:53,750 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 03:54:53,750 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 03:54:53,750 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 03:54:53,750 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 03:54:53,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 03:54:53,751 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 03:54:53,751 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 03:54:53,751 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 03:54:53,751 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 03:54:53,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 03:54:53,752 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 03:54:53,752 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 03:54:53,752 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_a6da4658-e653-4919-9725-9bc9d2740ea4/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 -> 38b858be31fc2dbbf8af5cb4388d86b051869614 [2019-11-20 03:54:53,957 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 03:54:53,973 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 03:54:53,977 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 03:54:53,978 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 03:54:53,979 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 03:54:53,980 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a6da4658-e653-4919-9725-9bc9d2740ea4/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2019-11-20 03:54:54,052 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a6da4658-e653-4919-9725-9bc9d2740ea4/bin/ukojak/data/8e17811e0/a5aa57b53a0148e8bb1deaaf883f335c/FLAGb00485c7a [2019-11-20 03:54:54,821 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 03:54:54,822 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a6da4658-e653-4919-9725-9bc9d2740ea4/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2019-11-20 03:54:54,871 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a6da4658-e653-4919-9725-9bc9d2740ea4/bin/ukojak/data/8e17811e0/a5aa57b53a0148e8bb1deaaf883f335c/FLAGb00485c7a [2019-11-20 03:54:54,937 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a6da4658-e653-4919-9725-9bc9d2740ea4/bin/ukojak/data/8e17811e0/a5aa57b53a0148e8bb1deaaf883f335c [2019-11-20 03:54:54,941 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 03:54:54,942 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 03:54:54,947 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 03:54:54,947 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 03:54:54,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 03:54:54,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:54:54" (1/1) ... [2019-11-20 03:54:54,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6893b261 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:54:54, skipping insertion in model container [2019-11-20 03:54:54,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:54:54" (1/1) ... [2019-11-20 03:54:54,962 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 03:54:55,066 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 03:54:55,678 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2384] [2019-11-20 03:54:55,678 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2385-2386] [2019-11-20 03:54:55,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:54:55,999 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 03:54:56,098 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2384] [2019-11-20 03:54:56,099 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2385-2386] [2019-11-20 03:54:56,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:54:56,269 INFO L192 MainTranslator]: Completed translation [2019-11-20 03:54:56,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:54:56 WrapperNode [2019-11-20 03:54:56,269 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 03:54:56,270 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 03:54:56,270 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 03:54:56,271 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 03:54:56,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:54:56" (1/1) ... [2019-11-20 03:54:56,330 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:54:56" (1/1) ... [2019-11-20 03:54:56,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 03:54:56,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 03:54:56,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 03:54:56,408 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 03:54:56,418 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:54:56" (1/1) ... [2019-11-20 03:54:56,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:54:56" (1/1) ... [2019-11-20 03:54:56,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:54:56" (1/1) ... [2019-11-20 03:54:56,444 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:54:56" (1/1) ... [2019-11-20 03:54:56,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:54:56" (1/1) ... [2019-11-20 03:54:56,497 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:54:56" (1/1) ... [2019-11-20 03:54:56,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:54:56" (1/1) ... [2019-11-20 03:54:56,523 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 03:54:56,534 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 03:54:56,535 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 03:54:56,535 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 03:54:56,536 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:54:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a6da4658-e653-4919-9725-9bc9d2740ea4/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 03:54:56,626 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_request [2019-11-20 03:54:56,627 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_request [2019-11-20 03:54:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 03:54:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 03:54:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-11-20 03:54:56,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-11-20 03:54:56,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-11-20 03:54:56,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-11-20 03:54:56,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 03:54:56,632 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-11-20 03:54:56,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-11-20 03:54:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 03:54:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2019-11-20 03:54:56,633 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2019-11-20 03:54:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure ax_remove [2019-11-20 03:54:56,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_remove [2019-11-20 03:54:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 03:54:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-20 03:54:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_close [2019-11-20 03:54:56,634 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_close [2019-11-20 03:54:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 03:54:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-11-20 03:54:56,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-11-20 03:54:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 03:54:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-20 03:54:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-20 03:54:56,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-20 03:54:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 03:54:56,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 03:54:57,253 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-11-20 03:54:58,655 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 03:54:58,656 INFO L285 CfgBuilder]: Removed 51 assume(true) statements. [2019-11-20 03:54:58,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:54:58 BoogieIcfgContainer [2019-11-20 03:54:58,657 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 03:54:58,658 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 03:54:58,658 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 03:54:58,671 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 03:54:58,672 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:54:58" (1/1) ... [2019-11-20 03:54:58,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:54:58,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:58,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 78 states and 108 transitions. [2019-11-20 03:54:58,734 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 108 transitions. [2019-11-20 03:54:58,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 03:54:58,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:59,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:59,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:54:59,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:59,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 80 states and 119 transitions. [2019-11-20 03:54:59,312 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 119 transitions. [2019-11-20 03:54:59,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 03:54:59,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:59,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:59,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:54:59,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:59,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 84 states and 135 transitions. [2019-11-20 03:54:59,631 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 135 transitions. [2019-11-20 03:54:59,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 03:54:59,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:59,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:59,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:54:59,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:59,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 83 states and 131 transitions. [2019-11-20 03:54:59,791 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 131 transitions. [2019-11-20 03:54:59,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 03:54:59,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:59,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:59,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:54:59,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:59,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 87 states and 138 transitions. [2019-11-20 03:54:59,958 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 138 transitions. [2019-11-20 03:54:59,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 03:54:59,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:59,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:00,025 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:55:00,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:00,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 143 transitions. [2019-11-20 03:55:00,051 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2019-11-20 03:55:00,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 03:55:00,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:00,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:00,126 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:55:00,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:00,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 91 states and 143 transitions. [2019-11-20 03:55:00,142 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 143 transitions. [2019-11-20 03:55:00,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-20 03:55:00,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:00,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:00,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:55:00,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:00,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 90 states and 139 transitions. [2019-11-20 03:55:00,352 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 139 transitions. [2019-11-20 03:55:00,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-20 03:55:00,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:00,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:00,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:55:00,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:00,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 91 states and 140 transitions. [2019-11-20 03:55:00,490 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 140 transitions. [2019-11-20 03:55:00,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-20 03:55:00,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:00,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:00,579 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:55:00,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:00,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 96 states and 155 transitions. [2019-11-20 03:55:00,995 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 155 transitions. [2019-11-20 03:55:00,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-20 03:55:00,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:01,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:01,193 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:55:01,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:01,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 123 states and 221 transitions. [2019-11-20 03:55:01,951 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 221 transitions. [2019-11-20 03:55:01,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-20 03:55:01,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:01,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:02,007 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:55:02,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:02,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 125 states and 223 transitions. [2019-11-20 03:55:02,091 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 223 transitions. [2019-11-20 03:55:02,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-20 03:55:02,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:02,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:02,142 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 03:55:02,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:02,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 126 states and 223 transitions. [2019-11-20 03:55:02,166 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 223 transitions. [2019-11-20 03:55:02,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-11-20 03:55:02,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:02,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:02,242 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:55:02,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:02,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 128 states and 225 transitions. [2019-11-20 03:55:02,251 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 225 transitions. [2019-11-20 03:55:02,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 03:55:02,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:02,327 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 03:55:02,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:02,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 129 states and 225 transitions. [2019-11-20 03:55:02,346 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 225 transitions. [2019-11-20 03:55:02,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 03:55:02,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:02,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:02,437 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:55:02,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:02,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 129 states and 223 transitions. [2019-11-20 03:55:02,861 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 223 transitions. [2019-11-20 03:55:02,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 03:55:02,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:02,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:02,920 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:55:03,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:03,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 131 states and 232 transitions. [2019-11-20 03:55:03,142 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 232 transitions. [2019-11-20 03:55:03,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 03:55:03,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:03,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:03,234 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:55:03,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:03,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 133 states and 234 transitions. [2019-11-20 03:55:03,246 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 234 transitions. [2019-11-20 03:55:03,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 03:55:03,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:03,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:03,436 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:55:04,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:04,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 150 states and 274 transitions. [2019-11-20 03:55:04,909 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 274 transitions. [2019-11-20 03:55:04,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 03:55:04,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:04,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:04,981 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:55:05,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:05,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 152 states and 279 transitions. [2019-11-20 03:55:05,007 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 279 transitions. [2019-11-20 03:55:05,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 03:55:05,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:05,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:05,080 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:55:05,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:05,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 153 states and 279 transitions. [2019-11-20 03:55:05,100 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 279 transitions. [2019-11-20 03:55:05,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 03:55:05,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:05,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:05,171 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 03:55:06,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:06,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 160 states and 298 transitions. [2019-11-20 03:55:06,029 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 298 transitions. [2019-11-20 03:55:06,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 03:55:06,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:06,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:06,133 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 03:55:06,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:06,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 163 states and 302 transitions. [2019-11-20 03:55:06,295 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 302 transitions. [2019-11-20 03:55:06,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 03:55:06,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:06,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:06,363 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:55:06,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:06,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 163 states and 301 transitions. [2019-11-20 03:55:06,798 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 301 transitions. [2019-11-20 03:55:06,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 03:55:06,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:06,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:06,909 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 03:55:06,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:06,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 164 states and 303 transitions. [2019-11-20 03:55:06,939 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 303 transitions. [2019-11-20 03:55:06,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 03:55:06,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:06,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:07,154 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:55:07,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:07,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 163 states and 292 transitions. [2019-11-20 03:55:07,246 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 292 transitions. [2019-11-20 03:55:07,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 03:55:07,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:07,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:07,404 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:55:08,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:08,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 168 states and 303 transitions. [2019-11-20 03:55:08,543 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 303 transitions. [2019-11-20 03:55:08,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 03:55:08,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:08,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:08,612 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:55:09,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:09,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 172 states and 308 transitions. [2019-11-20 03:55:09,295 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 308 transitions. [2019-11-20 03:55:09,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 03:55:09,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:09,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:09,346 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:55:09,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:09,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 176 states and 316 transitions. [2019-11-20 03:55:09,719 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 316 transitions. [2019-11-20 03:55:09,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 03:55:09,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:09,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:09,776 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:55:10,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:10,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 176 states and 315 transitions. [2019-11-20 03:55:10,259 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 315 transitions. [2019-11-20 03:55:10,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 03:55:10,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:10,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:10,320 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:55:10,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:10,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 178 states and 320 transitions. [2019-11-20 03:55:10,686 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 320 transitions. [2019-11-20 03:55:10,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 03:55:10,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:10,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:10,739 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:55:11,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:11,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 180 states and 327 transitions. [2019-11-20 03:55:11,081 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 327 transitions. [2019-11-20 03:55:11,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 03:55:11,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:11,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:11,150 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:55:11,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:11,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 183 states and 333 transitions. [2019-11-20 03:55:11,247 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 333 transitions. [2019-11-20 03:55:11,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 03:55:11,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:11,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:11,299 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:55:11,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:11,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 185 states and 339 transitions. [2019-11-20 03:55:11,979 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 339 transitions. [2019-11-20 03:55:11,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 03:55:11,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:12,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:12,067 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 03:55:12,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:12,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 187 states and 341 transitions. [2019-11-20 03:55:12,319 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 341 transitions. [2019-11-20 03:55:12,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 03:55:12,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:12,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:12,379 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 17 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:55:12,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:12,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 189 states and 344 transitions. [2019-11-20 03:55:12,591 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 344 transitions. [2019-11-20 03:55:12,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 03:55:12,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:12,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:12,648 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:55:12,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:12,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 189 states and 342 transitions. [2019-11-20 03:55:12,940 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 342 transitions. [2019-11-20 03:55:12,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 03:55:12,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:12,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:13,005 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:55:13,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:13,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 194 states and 351 transitions. [2019-11-20 03:55:13,400 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 351 transitions. [2019-11-20 03:55:13,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 03:55:13,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:13,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:13,470 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 03:55:13,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:13,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 197 states and 360 transitions. [2019-11-20 03:55:13,958 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 360 transitions. [2019-11-20 03:55:13,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 03:55:13,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:13,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:14,018 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:55:14,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:14,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 199 states and 362 transitions. [2019-11-20 03:55:14,284 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 362 transitions. [2019-11-20 03:55:14,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 03:55:14,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:14,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:14,343 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:55:14,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:14,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 201 states and 368 transitions. [2019-11-20 03:55:14,733 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 368 transitions. [2019-11-20 03:55:14,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 03:55:14,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:14,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:14,801 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:55:15,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:15,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 204 states and 370 transitions. [2019-11-20 03:55:15,415 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 370 transitions. [2019-11-20 03:55:15,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 03:55:15,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:15,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:15,539 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:55:15,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:15,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 208 states and 377 transitions. [2019-11-20 03:55:15,960 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 377 transitions. [2019-11-20 03:55:15,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 03:55:15,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:15,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:16,049 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:55:16,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:16,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 206 states and 371 transitions. [2019-11-20 03:55:16,205 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 371 transitions. [2019-11-20 03:55:16,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 03:55:16,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:16,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:16,292 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:55:16,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:16,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 208 states and 373 transitions. [2019-11-20 03:55:16,470 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 373 transitions. [2019-11-20 03:55:16,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 03:55:16,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:16,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:16,544 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:55:16,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:16,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 210 states and 381 transitions. [2019-11-20 03:55:16,813 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 381 transitions. [2019-11-20 03:55:16,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 03:55:16,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:16,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:16,877 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:55:16,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:16,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 215 states and 389 transitions. [2019-11-20 03:55:16,904 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 389 transitions. [2019-11-20 03:55:16,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 03:55:16,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:16,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:16,959 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 25 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:55:17,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:17,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 218 states and 396 transitions. [2019-11-20 03:55:17,867 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 396 transitions. [2019-11-20 03:55:17,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 03:55:17,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:17,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:17,927 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:55:18,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:18,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 221 states and 401 transitions. [2019-11-20 03:55:18,080 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 401 transitions. [2019-11-20 03:55:18,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 03:55:18,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:18,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:18,134 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:55:18,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:18,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 222 states and 401 transitions. [2019-11-20 03:55:18,152 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 401 transitions. [2019-11-20 03:55:18,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 03:55:18,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:18,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:18,218 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:55:18,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:18,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 224 states and 403 transitions. [2019-11-20 03:55:18,232 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 403 transitions. [2019-11-20 03:55:18,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 03:55:18,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:18,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:18,657 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:55:19,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:19,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 230 states and 419 transitions. [2019-11-20 03:55:19,466 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 419 transitions. [2019-11-20 03:55:19,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 03:55:19,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:19,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:19,536 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 26 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:55:19,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:19,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 232 states and 422 transitions. [2019-11-20 03:55:19,806 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 422 transitions. [2019-11-20 03:55:19,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 03:55:19,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:19,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:19,882 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 03:55:20,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:20,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 233 states and 422 transitions. [2019-11-20 03:55:20,119 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 422 transitions. [2019-11-20 03:55:20,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 03:55:20,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:20,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:20,185 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:55:20,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:20,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 232 states and 420 transitions. [2019-11-20 03:55:20,333 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 420 transitions. [2019-11-20 03:55:20,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 03:55:20,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:20,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:20,407 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:55:20,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:20,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 232 states and 419 transitions. [2019-11-20 03:55:20,432 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 419 transitions. [2019-11-20 03:55:20,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 03:55:20,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:20,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:20,488 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 03:55:20,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:20,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 234 states and 421 transitions. [2019-11-20 03:55:20,945 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 421 transitions. [2019-11-20 03:55:20,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 03:55:20,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:20,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:20,999 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 03:55:21,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:21,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 236 states and 423 transitions. [2019-11-20 03:55:21,028 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 423 transitions. [2019-11-20 03:55:21,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 03:55:21,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:21,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:21,085 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 03:55:21,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:21,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 239 states and 425 transitions. [2019-11-20 03:55:21,588 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 425 transitions. [2019-11-20 03:55:21,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 03:55:21,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:21,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:21,648 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:55:21,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:21,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 244 states and 439 transitions. [2019-11-20 03:55:21,674 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 439 transitions. [2019-11-20 03:55:21,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 03:55:21,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:21,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:21,743 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:55:22,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:22,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 247 states and 448 transitions. [2019-11-20 03:55:22,298 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 448 transitions. [2019-11-20 03:55:22,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 03:55:22,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:22,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:22,353 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:55:22,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:22,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 252 states and 456 transitions. [2019-11-20 03:55:22,532 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 456 transitions. [2019-11-20 03:55:22,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 03:55:22,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:22,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:22,590 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 03:55:23,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:23,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 256 states and 463 transitions. [2019-11-20 03:55:23,439 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 463 transitions. [2019-11-20 03:55:23,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 03:55:23,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:23,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:23,498 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:55:23,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:23,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 258 states and 465 transitions. [2019-11-20 03:55:23,526 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 465 transitions. [2019-11-20 03:55:23,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 03:55:23,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:23,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:23,587 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:55:23,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:23,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 260 states and 467 transitions. [2019-11-20 03:55:23,664 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 467 transitions. [2019-11-20 03:55:23,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 03:55:23,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:23,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:23,757 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 03:55:24,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:24,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 265 states and 474 transitions. [2019-11-20 03:55:24,510 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 474 transitions. [2019-11-20 03:55:24,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 03:55:24,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:24,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:24,563 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:55:24,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:24,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 268 states and 479 transitions. [2019-11-20 03:55:24,583 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 479 transitions. [2019-11-20 03:55:24,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 03:55:24,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:24,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:24,638 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:55:24,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:24,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 271 states and 482 transitions. [2019-11-20 03:55:24,662 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 482 transitions. [2019-11-20 03:55:24,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 03:55:24,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:24,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:24,713 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 03:55:25,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:25,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 273 states and 489 transitions. [2019-11-20 03:55:25,199 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 489 transitions. [2019-11-20 03:55:25,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 03:55:25,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:25,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:25,257 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:55:25,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:25,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 276 states and 493 transitions. [2019-11-20 03:55:25,292 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 493 transitions. [2019-11-20 03:55:25,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 03:55:25,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:25,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:25,344 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 03:55:25,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:25,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 281 states and 507 transitions. [2019-11-20 03:55:25,633 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 507 transitions. [2019-11-20 03:55:25,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 03:55:25,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:25,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:25,690 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 03:55:26,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:26,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 282 states and 507 transitions. [2019-11-20 03:55:26,170 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 507 transitions. [2019-11-20 03:55:26,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 03:55:26,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:26,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:26,228 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 03:55:26,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:26,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 282 states and 506 transitions. [2019-11-20 03:55:26,505 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 506 transitions. [2019-11-20 03:55:26,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 03:55:26,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:26,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:26,561 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 03:55:26,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:26,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 284 states and 508 transitions. [2019-11-20 03:55:26,585 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 508 transitions. [2019-11-20 03:55:26,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 03:55:26,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:26,643 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:55:26,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:26,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 285 states and 509 transitions. [2019-11-20 03:55:26,661 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 509 transitions. [2019-11-20 03:55:26,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 03:55:26,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:26,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:26,715 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 03:55:27,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:27,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 288 states and 514 transitions. [2019-11-20 03:55:27,084 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 514 transitions. [2019-11-20 03:55:27,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 03:55:27,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:27,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:27,143 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 03:55:27,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:27,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 290 states and 516 transitions. [2019-11-20 03:55:27,471 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 516 transitions. [2019-11-20 03:55:27,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-11-20 03:55:27,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:27,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:27,532 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 03:55:27,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:27,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 293 states and 521 transitions. [2019-11-20 03:55:27,632 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 521 transitions. [2019-11-20 03:55:27,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-11-20 03:55:27,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:27,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:27,704 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:55:27,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:27,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 295 states and 523 transitions. [2019-11-20 03:55:27,736 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 523 transitions. [2019-11-20 03:55:27,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-11-20 03:55:27,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:27,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:27,799 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:55:27,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:27,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 298 states and 526 transitions. [2019-11-20 03:55:27,955 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 526 transitions. [2019-11-20 03:55:27,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 03:55:27,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:27,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:28,034 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 03:55:28,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:28,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 301 states and 530 transitions. [2019-11-20 03:55:28,098 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 530 transitions. [2019-11-20 03:55:28,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-20 03:55:28,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:28,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:28,244 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 03:55:28,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:28,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 303 states and 532 transitions. [2019-11-20 03:55:28,308 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 532 transitions. [2019-11-20 03:55:28,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-20 03:55:28,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:28,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:28,378 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 03:55:28,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:28,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 304 states and 533 transitions. [2019-11-20 03:55:28,396 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 533 transitions. [2019-11-20 03:55:28,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-11-20 03:55:28,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:28,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:28,461 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 03:55:28,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:28,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 305 states and 533 transitions. [2019-11-20 03:55:28,564 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 533 transitions. [2019-11-20 03:55:28,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-11-20 03:55:28,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:28,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:28,630 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 03:55:30,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:30,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 325 states and 576 transitions. [2019-11-20 03:55:30,133 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 576 transitions. [2019-11-20 03:55:30,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 03:55:30,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:30,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:30,231 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 03:55:30,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:30,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 327 states and 578 transitions. [2019-11-20 03:55:30,283 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 578 transitions. [2019-11-20 03:55:30,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 03:55:30,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:30,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:30,361 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 03:55:30,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:30,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 329 states and 580 transitions. [2019-11-20 03:55:30,393 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 580 transitions. [2019-11-20 03:55:30,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 03:55:30,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:30,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:30,451 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 03:55:30,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:30,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 330 states and 580 transitions. [2019-11-20 03:55:30,482 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 580 transitions. [2019-11-20 03:55:30,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-20 03:55:30,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:30,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:30,554 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 03:55:30,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:30,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 333 states and 585 transitions. [2019-11-20 03:55:30,615 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 585 transitions. [2019-11-20 03:55:30,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 03:55:30,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:30,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:30,685 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 03:55:30,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:30,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 336 states and 588 transitions. [2019-11-20 03:55:30,829 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 588 transitions. [2019-11-20 03:55:30,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 03:55:30,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:30,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:30,885 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 03:55:31,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:31,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 340 states and 593 transitions. [2019-11-20 03:55:31,073 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 593 transitions. [2019-11-20 03:55:31,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 03:55:31,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:31,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:31,130 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-11-20 03:55:31,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:31,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 341 states and 593 transitions. [2019-11-20 03:55:31,150 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 593 transitions. [2019-11-20 03:55:31,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 03:55:31,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:31,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:31,209 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-11-20 03:55:31,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:31,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 343 states and 595 transitions. [2019-11-20 03:55:31,305 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 595 transitions. [2019-11-20 03:55:31,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 03:55:31,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:31,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:31,562 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 41 proven. 14 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 03:55:31,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:31,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 346 states and 603 transitions. [2019-11-20 03:55:31,864 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 603 transitions. [2019-11-20 03:55:31,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 03:55:31,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:31,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:31,930 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 03:55:31,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:31,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 347 states and 603 transitions. [2019-11-20 03:55:31,981 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 603 transitions. [2019-11-20 03:55:31,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-20 03:55:31,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:32,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:32,206 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 03:55:32,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:32,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 352 states and 611 transitions. [2019-11-20 03:55:32,451 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 611 transitions. [2019-11-20 03:55:32,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 03:55:32,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:32,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:32,590 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 51 proven. 14 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 03:55:32,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:32,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 354 states and 613 transitions. [2019-11-20 03:55:32,631 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 613 transitions. [2019-11-20 03:55:32,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-11-20 03:55:32,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:32,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:32,804 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 03:55:33,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:33,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 357 states and 618 transitions. [2019-11-20 03:55:33,281 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 618 transitions. [2019-11-20 03:55:33,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-20 03:55:33,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:33,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:33,356 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-11-20 03:55:33,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:33,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 358 states and 619 transitions. [2019-11-20 03:55:33,894 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 619 transitions. [2019-11-20 03:55:33,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 03:55:33,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:33,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:33,961 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 03:55:34,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:34,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 359 states and 619 transitions. [2019-11-20 03:55:34,078 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 619 transitions. [2019-11-20 03:55:34,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-20 03:55:34,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:34,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:34,144 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 03:55:34,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:34,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 362 states and 626 transitions. [2019-11-20 03:55:34,306 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 626 transitions. [2019-11-20 03:55:34,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-11-20 03:55:34,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:34,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:34,376 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 03:55:34,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:34,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 365 states and 630 transitions. [2019-11-20 03:55:34,948 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 630 transitions. [2019-11-20 03:55:34,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 03:55:34,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:34,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:35,041 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-11-20 03:55:35,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:35,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 366 states and 630 transitions. [2019-11-20 03:55:35,112 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 630 transitions. [2019-11-20 03:55:35,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 03:55:35,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:35,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:35,185 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 03:55:35,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:35,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 368 states and 632 transitions. [2019-11-20 03:55:35,250 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 632 transitions. [2019-11-20 03:55:35,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 03:55:35,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:35,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:35,321 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 03:55:35,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:35,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 160 states and 248 transitions. [2019-11-20 03:55:35,437 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 248 transitions. [2019-11-20 03:55:35,438 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 03:55:35,438 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 105 iterations. [2019-11-20 03:55:35,450 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 03:55:36,013 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:55:36,017 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:55:36,017 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:55:36,017 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:55:36,017 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:55:36,017 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:55:36,018 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:55:36,018 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:55:36,018 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2019-11-20 03:55:36,022 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:55:36,023 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2019-11-20 03:55:36,024 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:55:36,024 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:55:36,024 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:55:36,025 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:55:36,025 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:55:36,025 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:55:36,025 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:55:36,025 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:55:36,026 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:55:36,026 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:55:36,026 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:55:36,026 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:55:36,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 03:55:36 ImpRootNode [2019-11-20 03:55:36,027 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 03:55:36,027 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 03:55:36,027 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 03:55:36,028 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 03:55:36,028 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:54:58" (3/4) ... [2019-11-20 03:55:36,032 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 03:55:36,038 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2019-11-20 03:55:36,038 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_request [2019-11-20 03:55:36,038 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2019-11-20 03:55:36,039 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2019-11-20 03:55:36,039 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2019-11-20 03:55:36,039 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_stop [2019-11-20 03:55:36,039 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ax_remove [2019-11-20 03:55:36,040 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_close [2019-11-20 03:55:36,040 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2019-11-20 03:55:36,053 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 79 nodes and edges [2019-11-20 03:55:36,055 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2019-11-20 03:55:36,056 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-20 03:55:36,057 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 03:55:36,059 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 03:55:36,225 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a6da4658-e653-4919-9725-9bc9d2740ea4/bin/ukojak/witness.graphml [2019-11-20 03:55:36,225 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 03:55:36,228 INFO L168 Benchmark]: Toolchain (without parser) took 41284.78 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 706.7 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -114.6 MB). Peak memory consumption was 592.1 MB. Max. memory is 11.5 GB. [2019-11-20 03:55:36,228 INFO L168 Benchmark]: CDTParser took 1.55 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:55:36,229 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1323.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -132.0 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. [2019-11-20 03:55:36,229 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:55:36,230 INFO L168 Benchmark]: Boogie Preprocessor took 126.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-20 03:55:36,230 INFO L168 Benchmark]: RCFGBuilder took 2123.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 934.0 MB in the end (delta: 137.4 MB). Peak memory consumption was 137.4 MB. Max. memory is 11.5 GB. [2019-11-20 03:55:36,231 INFO L168 Benchmark]: CodeCheck took 37368.92 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 563.1 MB). Free memory was 934.0 MB in the beginning and 1.1 GB in the end (delta: -149.9 MB). Peak memory consumption was 413.2 MB. Max. memory is 11.5 GB. [2019-11-20 03:55:36,231 INFO L168 Benchmark]: Witness Printer took 198.33 ms. Allocated memory is still 1.7 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-11-20 03:55:36,233 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 10 procedures, 91 locations, 1 error locations. Result: SAFE, OverallTime: 36.7s, OverallIterations: 105, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 686820352 SDtfs, 687317048 SDslu, -1669026892 SDs, 0 SdLazy, 2058620640 SolverSat, 9448192 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 103.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 59671 GetRequests, 59064 SyntacticMatches, 291 SemanticMatches, 316 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57745 ImplicationChecksByTransitivity, 25.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.8s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 5.0s InterpolantComputationTime, 6426 NumberOfCodeBlocks, 6426 NumberOfCodeBlocksAsserted, 104 NumberOfCheckSat, 6322 ConstructedInterpolants, 0 QuantifiedInterpolants, 755417 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 104 InterpolantComputations, 96 PerfectInterpolantSequences, 4438/4510 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: 2543]: 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: 2775]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2914]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2614]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2900]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2757]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2649]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2626]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2944]: Loop Invariant Derived loop invariant: !(ldv_state_variable_0 == 0) || ((!(ldv_spin == 0) && !(ldv_state_variable_1 == 2)) && !(ldv_state_variable_1 == 0)) - InvariantResult [Line: 2718]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2952]: Loop Invariant Derived loop invariant: ((!(ldv_spin == 0) && !(ldv_state_variable_1 == 2)) && !(ldv_state_variable_1 == 0)) || !(ldv_state_variable_0 == 0) - InvariantResult [Line: 2995]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2899]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2638]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2607]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2733]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2794]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2781]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2546]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2733]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2818]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2763]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2952]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.55 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1323.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -132.0 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 137.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 126.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2123.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 934.0 MB in the end (delta: 137.4 MB). Peak memory consumption was 137.4 MB. Max. memory is 11.5 GB. * CodeCheck took 37368.92 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 563.1 MB). Free memory was 934.0 MB in the beginning and 1.1 GB in the end (delta: -149.9 MB). Peak memory consumption was 413.2 MB. Max. memory is 11.5 GB. * Witness Printer took 198.33 ms. Allocated memory is still 1.7 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...