./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-kernel--locking--locktorture.ko-entry_point_true-unreach-call.cil.out.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ff476e45-4356-45fd-ae18-1d02a9e87b87/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ff476e45-4356-45fd-ae18-1d02a9e87b87/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ff476e45-4356-45fd-ae18-1d02a9e87b87/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ff476e45-4356-45fd-ae18-1d02a9e87b87/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point_true-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ff476e45-4356-45fd-ae18-1d02a9e87b87/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ff476e45-4356-45fd-ae18-1d02a9e87b87/bin-2019/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 94c873f16bd85a0cccd11c4ae0d2828b5585d490 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 13:46:51,787 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 13:46:51,788 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 13:46:51,794 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 13:46:51,795 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 13:46:51,795 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 13:46:51,796 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 13:46:51,797 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 13:46:51,798 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 13:46:51,799 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 13:46:51,800 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 13:46:51,800 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 13:46:51,801 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 13:46:51,801 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 13:46:51,802 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 13:46:51,803 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 13:46:51,804 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 13:46:51,805 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 13:46:51,806 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 13:46:51,807 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 13:46:51,808 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 13:46:51,809 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 13:46:51,811 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 13:46:51,811 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 13:46:51,811 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 13:46:51,812 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 13:46:51,813 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 13:46:51,813 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 13:46:51,814 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 13:46:51,815 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 13:46:51,815 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 13:46:51,816 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 13:46:51,816 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 13:46:51,816 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 13:46:51,817 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 13:46:51,817 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 13:46:51,817 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ff476e45-4356-45fd-ae18-1d02a9e87b87/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-11-23 13:46:51,828 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 13:46:51,828 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 13:46:51,829 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 13:46:51,829 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 13:46:51,829 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 13:46:51,829 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 13:46:51,830 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 13:46:51,830 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 13:46:51,830 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 13:46:51,830 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 13:46:51,830 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 13:46:51,830 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 13:46:51,831 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 13:46:51,831 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 13:46:51,831 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 13:46:51,831 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 13:46:51,833 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 13:46:51,833 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 13:46:51,833 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 13:46:51,833 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 13:46:51,833 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 13:46:51,833 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 13:46:51,834 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 13:46:51,834 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 13:46:51,834 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 13:46:51,834 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 13:46:51,834 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 13:46:51,834 INFO L133 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/working_dir_ff476e45-4356-45fd-ae18-1d02a9e87b87/bin-2019/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 -> 94c873f16bd85a0cccd11c4ae0d2828b5585d490 [2018-11-23 13:46:51,855 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 13:46:51,863 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 13:46:51,866 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 13:46:51,867 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 13:46:51,867 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 13:46:51,868 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ff476e45-4356-45fd-ae18-1d02a9e87b87/bin-2019/ukojak/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point_true-unreach-call.cil.out.c [2018-11-23 13:46:51,908 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ff476e45-4356-45fd-ae18-1d02a9e87b87/bin-2019/ukojak/data/002b389a4/cd5edc8ce21f45d5a90537775183440b/FLAG5215c16a9 [2018-11-23 13:46:52,405 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 13:46:52,405 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ff476e45-4356-45fd-ae18-1d02a9e87b87/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point_true-unreach-call.cil.out.c [2018-11-23 13:46:52,419 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ff476e45-4356-45fd-ae18-1d02a9e87b87/bin-2019/ukojak/data/002b389a4/cd5edc8ce21f45d5a90537775183440b/FLAG5215c16a9 [2018-11-23 13:46:52,884 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ff476e45-4356-45fd-ae18-1d02a9e87b87/bin-2019/ukojak/data/002b389a4/cd5edc8ce21f45d5a90537775183440b [2018-11-23 13:46:52,886 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 13:46:52,887 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 13:46:52,887 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 13:46:52,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 13:46:52,890 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 13:46:52,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:46:52" (1/1) ... [2018-11-23 13:46:52,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c2a9b77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:52, skipping insertion in model container [2018-11-23 13:46:52,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:46:52" (1/1) ... [2018-11-23 13:46:52,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 13:46:52,940 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 13:46:53,141 WARN L1125 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1756] [2018-11-23 13:46:53,141 WARN L1125 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1757-1758] [2018-11-23 13:46:53,393 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:46:53,405 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 13:46:53,441 WARN L1125 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1756] [2018-11-23 13:46:53,442 WARN L1125 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1757-1758] [2018-11-23 13:46:53,483 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:46:53,526 INFO L195 MainTranslator]: Completed translation [2018-11-23 13:46:53,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:53 WrapperNode [2018-11-23 13:46:53,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 13:46:53,527 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 13:46:53,527 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 13:46:53,527 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 13:46:53,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:53" (1/1) ... [2018-11-23 13:46:53,554 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:53" (1/1) ... [2018-11-23 13:46:53,586 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 13:46:53,586 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 13:46:53,586 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 13:46:53,586 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 13:46:53,595 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:53" (1/1) ... [2018-11-23 13:46:53,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:53" (1/1) ... [2018-11-23 13:46:53,601 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:53" (1/1) ... [2018-11-23 13:46:53,602 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:53" (1/1) ... [2018-11-23 13:46:53,618 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:53" (1/1) ... [2018-11-23 13:46:53,623 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:53" (1/1) ... [2018-11-23 13:46:53,627 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:53" (1/1) ... [2018-11-23 13:46:53,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 13:46:53,633 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 13:46:53,634 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 13:46:53,634 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 13:46:53,635 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ff476e45-4356-45fd-ae18-1d02a9e87b87/bin-2019/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 [2018-11-23 13:46:53,686 INFO L130 BoogieDeclarations]: Found specification of procedure _torture_stop_kthread [2018-11-23 13:46:53,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 13:46:53,686 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_lock [2018-11-23 13:46:53,686 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_lock [2018-11-23 13:46:53,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-23 13:46:53,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-23 13:46:53,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-23 13:46:53,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 13:46:53,687 INFO L130 BoogieDeclarations]: Found specification of procedure torture_shutdown_init [2018-11-23 13:46:53,687 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_delay [2018-11-23 13:46:53,687 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_delay [2018-11-23 13:46:53,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2018-11-23 13:46:53,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2018-11-23 13:46:53,687 INFO L130 BoogieDeclarations]: Found specification of procedure _torture_create_kthread [2018-11-23 13:46:53,688 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_lock [2018-11-23 13:46:53,688 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_lock [2018-11-23 13:46:53,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2018-11-23 13:46:53,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2018-11-23 13:46:53,688 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-23 13:46:53,688 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_spin_write_unlock_irq [2018-11-23 13:46:53,688 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_spin_write_unlock_irq [2018-11-23 13:46:53,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 13:46:53,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-23 13:46:53,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-23 13:46:53,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_3 [2018-11-23 13:46:53,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_1 [2018-11-23 13:46:53,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_2 [2018-11-23 13:46:53,689 INFO L130 BoogieDeclarations]: Found specification of procedure torture_random [2018-11-23 13:46:53,689 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2018-11-23 13:46:53,689 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_cleanup [2018-11-23 13:46:53,689 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_cleanup [2018-11-23 13:46:53,689 INFO L130 BoogieDeclarations]: Found specification of procedure torture_init_end [2018-11-23 13:46:53,689 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2018-11-23 13:46:53,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2018-11-23 13:46:53,689 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2018-11-23 13:46:53,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 13:46:53,690 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_stats_print [2018-11-23 13:46:53,690 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_stats_print [2018-11-23 13:46:53,690 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2018-11-23 13:46:53,690 INFO L130 BoogieDeclarations]: Found specification of procedure torture_init_begin [2018-11-23 13:46:53,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 13:46:53,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2018-11-23 13:46:53,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2018-11-23 13:46:53,690 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_lock_irq [2018-11-23 13:46:53,690 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_lock_irq [2018-11-23 13:46:53,690 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2018-11-23 13:46:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 13:46:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-23 13:46:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure torture_onoff_failures [2018-11-23 13:46:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_delay [2018-11-23 13:46:53,691 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_delay [2018-11-23 13:46:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure torture_shuffle_init [2018-11-23 13:46:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure torture_onoff_init [2018-11-23 13:46:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-23 13:46:53,691 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-23 13:46:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_unlock [2018-11-23 13:46:53,691 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_unlock [2018-11-23 13:46:53,692 INFO L130 BoogieDeclarations]: Found specification of procedure torture_stutter_init [2018-11-23 13:46:53,692 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_print_module_parms [2018-11-23 13:46:53,692 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_print_module_parms [2018-11-23 13:46:53,692 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2018-11-23 13:46:53,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 13:46:53,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_3 [2018-11-23 13:46:53,692 INFO L130 BoogieDeclarations]: Found specification of procedure __bitmap_weight [2018-11-23 13:46:53,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_2 [2018-11-23 13:46:53,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_1 [2018-11-23 13:46:53,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-23 13:46:53,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-23 13:46:53,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-23 13:46:53,693 INFO L130 BoogieDeclarations]: Found specification of procedure torture_cleanup [2018-11-23 13:46:53,693 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_unlock [2018-11-23 13:46:53,693 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_unlock [2018-11-23 13:46:53,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 13:46:53,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 13:46:55,253 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 13:46:55,253 INFO L280 CfgBuilder]: Removed 38 assue(true) statements. [2018-11-23 13:46:55,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:46:55 BoogieIcfgContainer [2018-11-23 13:46:55,254 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 13:46:55,254 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 13:46:55,254 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 13:46:55,262 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 13:46:55,262 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:46:55" (1/1) ... [2018-11-23 13:46:55,269 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:46:55,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:55,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 219 states and 323 transitions. [2018-11-23 13:46:55,301 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 323 transitions. [2018-11-23 13:46:55,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 13:46:55,307 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:55,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:55,552 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:46:55,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:55,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 224 states and 363 transitions. [2018-11-23 13:46:55,605 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 363 transitions. [2018-11-23 13:46:55,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 13:46:55,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:55,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:55,667 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:46:55,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:55,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 225 states and 364 transitions. [2018-11-23 13:46:55,678 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 364 transitions. [2018-11-23 13:46:55,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 13:46:55,680 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:55,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:55,781 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:46:55,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:55,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 244 states and 435 transitions. [2018-11-23 13:46:55,893 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 435 transitions. [2018-11-23 13:46:55,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 13:46:55,896 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:55,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:55,940 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:46:55,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:55,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 246 states and 438 transitions. [2018-11-23 13:46:55,946 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 438 transitions. [2018-11-23 13:46:55,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 13:46:55,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:55,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:55,995 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:46:56,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:56,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 247 states and 438 transitions. [2018-11-23 13:46:56,002 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 438 transitions. [2018-11-23 13:46:56,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 13:46:56,003 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:56,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:56,052 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:46:56,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:56,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 250 states and 472 transitions. [2018-11-23 13:46:56,201 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 472 transitions. [2018-11-23 13:46:56,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 13:46:56,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:56,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:56,306 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:46:56,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:56,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 259 states and 523 transitions. [2018-11-23 13:46:56,495 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 523 transitions. [2018-11-23 13:46:56,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 13:46:56,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:56,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:56,562 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:46:56,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:56,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 269 states and 542 transitions. [2018-11-23 13:46:56,603 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 542 transitions. [2018-11-23 13:46:56,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 13:46:56,604 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:56,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:56,683 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:46:56,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:56,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 268 states and 536 transitions. [2018-11-23 13:46:56,707 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 536 transitions. [2018-11-23 13:46:56,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 13:46:56,708 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:56,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:56,795 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:46:57,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:57,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 273 states and 572 transitions. [2018-11-23 13:46:57,117 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 572 transitions. [2018-11-23 13:46:57,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 13:46:57,119 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:57,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:57,165 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:46:57,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:57,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 274 states and 573 transitions. [2018-11-23 13:46:57,170 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 573 transitions. [2018-11-23 13:46:57,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 13:46:57,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:57,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:57,244 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:46:57,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:57,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 276 states and 575 transitions. [2018-11-23 13:46:57,329 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 575 transitions. [2018-11-23 13:46:57,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 13:46:57,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:57,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:57,379 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:46:57,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:57,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 277 states and 575 transitions. [2018-11-23 13:46:57,439 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 575 transitions. [2018-11-23 13:46:57,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 13:46:57,441 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:57,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:57,506 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:46:58,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:58,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 283 states and 612 transitions. [2018-11-23 13:46:58,166 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 612 transitions. [2018-11-23 13:46:58,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 13:46:58,167 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:58,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:58,229 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:46:58,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:58,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 282 states and 604 transitions. [2018-11-23 13:46:58,264 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 604 transitions. [2018-11-23 13:46:58,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 13:46:58,265 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:58,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:58,295 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:46:58,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:58,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 283 states and 605 transitions. [2018-11-23 13:46:58,300 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 605 transitions. [2018-11-23 13:46:58,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 13:46:58,301 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:58,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:58,334 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:46:58,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:58,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 285 states and 609 transitions. [2018-11-23 13:46:58,541 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 609 transitions. [2018-11-23 13:46:58,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 13:46:58,542 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:58,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:58,574 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:46:58,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:58,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 287 states and 615 transitions. [2018-11-23 13:46:58,805 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 615 transitions. [2018-11-23 13:46:58,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 13:46:58,806 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:58,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:58,838 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:46:58,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:58,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 292 states and 654 transitions. [2018-11-23 13:46:58,936 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 654 transitions. [2018-11-23 13:46:58,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 13:46:58,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:58,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:58,959 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:46:59,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:59,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 295 states and 660 transitions. [2018-11-23 13:46:59,274 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 660 transitions. [2018-11-23 13:46:59,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 13:46:59,275 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:59,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:59,378 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:46:59,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:59,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 297 states and 663 transitions. [2018-11-23 13:46:59,471 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 663 transitions. [2018-11-23 13:46:59,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 13:46:59,472 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:59,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:59,499 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:46:59,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:59,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 298 states and 663 transitions. [2018-11-23 13:46:59,508 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 663 transitions. [2018-11-23 13:46:59,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 13:46:59,509 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:59,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:59,531 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:46:59,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:59,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 299 states and 663 transitions. [2018-11-23 13:46:59,539 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 663 transitions. [2018-11-23 13:46:59,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 13:46:59,540 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:59,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:59,562 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:46:59,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:59,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 301 states and 669 transitions. [2018-11-23 13:46:59,831 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 669 transitions. [2018-11-23 13:46:59,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 13:46:59,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:59,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:59,859 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:46:59,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:59,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 303 states and 675 transitions. [2018-11-23 13:46:59,870 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 675 transitions. [2018-11-23 13:46:59,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 13:46:59,871 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:59,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:59,893 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:00,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:00,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 306 states and 708 transitions. [2018-11-23 13:47:00,160 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 708 transitions. [2018-11-23 13:47:00,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 13:47:00,161 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:00,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:00,185 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:00,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:00,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 309 states and 713 transitions. [2018-11-23 13:47:00,201 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 713 transitions. [2018-11-23 13:47:00,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 13:47:00,202 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:00,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:00,227 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:00,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:00,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 310 states and 713 transitions. [2018-11-23 13:47:00,234 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 713 transitions. [2018-11-23 13:47:00,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 13:47:00,235 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:00,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:00,320 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:47:00,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:00,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 313 states and 721 transitions. [2018-11-23 13:47:00,528 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 721 transitions. [2018-11-23 13:47:00,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 13:47:00,529 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:00,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:00,563 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:47:00,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:00,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 316 states and 727 transitions. [2018-11-23 13:47:00,570 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 727 transitions. [2018-11-23 13:47:00,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 13:47:00,570 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:00,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:00,591 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:47:00,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:00,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 318 states and 733 transitions. [2018-11-23 13:47:00,878 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 733 transitions. [2018-11-23 13:47:00,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 13:47:00,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:00,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:00,911 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:47:01,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:01,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 323 states and 770 transitions. [2018-11-23 13:47:01,381 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 770 transitions. [2018-11-23 13:47:01,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 13:47:01,382 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:01,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:01,409 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:47:01,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:01,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 325 states and 772 transitions. [2018-11-23 13:47:01,589 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 772 transitions. [2018-11-23 13:47:01,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 13:47:01,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:01,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:01,611 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:47:01,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:01,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 326 states and 773 transitions. [2018-11-23 13:47:01,618 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 773 transitions. [2018-11-23 13:47:01,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 13:47:01,618 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:01,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:01,639 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:47:01,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:01,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 329 states and 776 transitions. [2018-11-23 13:47:01,655 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 776 transitions. [2018-11-23 13:47:01,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 13:47:01,656 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:01,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:01,681 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:47:01,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:01,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 331 states and 779 transitions. [2018-11-23 13:47:01,785 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 779 transitions. [2018-11-23 13:47:01,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 13:47:01,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:01,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:01,807 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:47:01,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:01,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 334 states and 782 transitions. [2018-11-23 13:47:01,822 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 782 transitions. [2018-11-23 13:47:01,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 13:47:01,822 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:01,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:01,848 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:47:01,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:01,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 334 states and 780 transitions. [2018-11-23 13:47:01,862 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 780 transitions. [2018-11-23 13:47:01,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 13:47:01,863 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:01,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:01,948 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:47:02,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:02,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 354 states and 844 transitions. [2018-11-23 13:47:02,660 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 844 transitions. [2018-11-23 13:47:02,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 13:47:02,661 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:02,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:02,703 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:47:02,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:02,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 355 states and 844 transitions. [2018-11-23 13:47:02,711 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 844 transitions. [2018-11-23 13:47:02,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 13:47:02,711 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:02,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:02,751 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:02,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:02,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 356 states and 844 transitions. [2018-11-23 13:47:02,770 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 844 transitions. [2018-11-23 13:47:02,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 13:47:02,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:02,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:02,924 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:47:04,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:04,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 379 states and 916 transitions. [2018-11-23 13:47:04,075 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 916 transitions. [2018-11-23 13:47:04,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 13:47:04,076 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:04,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:04,118 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:47:04,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:04,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 380 states and 916 transitions. [2018-11-23 13:47:04,127 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 916 transitions. [2018-11-23 13:47:04,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 13:47:04,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:04,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:04,168 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:04,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:04,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 381 states and 916 transitions. [2018-11-23 13:47:04,180 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 916 transitions. [2018-11-23 13:47:04,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 13:47:04,180 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:04,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:04,301 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:47:05,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:05,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 400 states and 977 transitions. [2018-11-23 13:47:05,409 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 977 transitions. [2018-11-23 13:47:05,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 13:47:05,409 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:05,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:05,436 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:47:05,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:05,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 401 states and 977 transitions. [2018-11-23 13:47:05,441 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 977 transitions. [2018-11-23 13:47:05,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 13:47:05,442 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:05,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:05,468 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:05,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:05,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 402 states and 977 transitions. [2018-11-23 13:47:05,476 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 977 transitions. [2018-11-23 13:47:05,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 13:47:05,476 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:05,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:05,529 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:47:05,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:05,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 406 states and 993 transitions. [2018-11-23 13:47:05,636 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 993 transitions. [2018-11-23 13:47:05,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 13:47:05,636 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:05,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:05,666 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:47:05,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:05,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 408 states and 996 transitions. [2018-11-23 13:47:05,924 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 996 transitions. [2018-11-23 13:47:05,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 13:47:05,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:05,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:06,027 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:47:07,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:07,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 430 states and 1066 transitions. [2018-11-23 13:47:07,549 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 1066 transitions. [2018-11-23 13:47:07,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 13:47:07,550 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:07,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:07,599 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:47:07,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:07,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 431 states and 1066 transitions. [2018-11-23 13:47:07,611 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 1066 transitions. [2018-11-23 13:47:07,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 13:47:07,612 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:07,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:07,688 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:07,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:07,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 432 states and 1066 transitions. [2018-11-23 13:47:07,708 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 1066 transitions. [2018-11-23 13:47:07,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 13:47:07,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:07,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:07,748 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:47:08,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:08,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 441 states and 1084 transitions. [2018-11-23 13:47:08,367 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 1084 transitions. [2018-11-23 13:47:08,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 13:47:08,367 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:08,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:08,409 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:47:08,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:08,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 443 states and 1087 transitions. [2018-11-23 13:47:08,438 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 1087 transitions. [2018-11-23 13:47:08,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 13:47:08,439 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:08,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:08,480 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:47:08,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:08,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 445 states and 1092 transitions. [2018-11-23 13:47:08,960 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 1092 transitions. [2018-11-23 13:47:08,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 13:47:08,961 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:08,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:09,002 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:47:09,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:09,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 447 states and 1095 transitions. [2018-11-23 13:47:09,360 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 1095 transitions. [2018-11-23 13:47:09,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 13:47:09,360 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:09,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:09,401 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:47:09,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:09,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 448 states and 1095 transitions. [2018-11-23 13:47:09,436 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 1095 transitions. [2018-11-23 13:47:09,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 13:47:09,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:09,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:09,478 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:47:09,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:09,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 450 states and 1099 transitions. [2018-11-23 13:47:09,515 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1099 transitions. [2018-11-23 13:47:09,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 13:47:09,516 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:09,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:09,555 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:47:09,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:09,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 452 states and 1102 transitions. [2018-11-23 13:47:09,579 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 1102 transitions. [2018-11-23 13:47:09,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 13:47:09,580 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:09,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:09,619 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:47:09,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:09,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 454 states and 1105 transitions. [2018-11-23 13:47:09,954 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 1105 transitions. [2018-11-23 13:47:09,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 13:47:09,955 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:09,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:09,993 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:47:10,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:10,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 455 states and 1107 transitions. [2018-11-23 13:47:10,023 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 1107 transitions. [2018-11-23 13:47:10,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 13:47:10,023 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:10,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:10,064 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:47:10,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:10,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 456 states and 1107 transitions. [2018-11-23 13:47:10,080 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 1107 transitions. [2018-11-23 13:47:10,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 13:47:10,081 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:10,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:10,120 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:47:10,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:10,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 458 states and 1110 transitions. [2018-11-23 13:47:10,142 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 1110 transitions. [2018-11-23 13:47:10,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 13:47:10,143 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:10,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:10,181 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:47:10,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:10,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 460 states and 1113 transitions. [2018-11-23 13:47:10,213 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 1113 transitions. [2018-11-23 13:47:10,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 13:47:10,214 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:10,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:10,252 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:47:10,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:10,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 461 states and 1113 transitions. [2018-11-23 13:47:10,271 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1113 transitions. [2018-11-23 13:47:10,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 13:47:10,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:10,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:10,310 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:47:10,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:10,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 463 states and 1116 transitions. [2018-11-23 13:47:10,336 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1116 transitions. [2018-11-23 13:47:10,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 13:47:10,336 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:10,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:10,374 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:47:10,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:10,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 465 states and 1119 transitions. [2018-11-23 13:47:10,398 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 1119 transitions. [2018-11-23 13:47:10,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 13:47:10,399 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:10,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:10,437 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:47:10,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:10,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 467 states and 1122 transitions. [2018-11-23 13:47:10,469 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 1122 transitions. [2018-11-23 13:47:10,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 13:47:10,471 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:10,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:10,513 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:47:11,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:11,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 477 states and 1168 transitions. [2018-11-23 13:47:11,075 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1168 transitions. [2018-11-23 13:47:11,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 13:47:11,076 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:11,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:11,118 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:47:11,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:11,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 479 states and 1170 transitions. [2018-11-23 13:47:11,131 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 1170 transitions. [2018-11-23 13:47:11,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 13:47:11,132 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:11,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:11,175 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:47:11,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:11,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 481 states and 1173 transitions. [2018-11-23 13:47:11,185 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1173 transitions. [2018-11-23 13:47:11,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 13:47:11,186 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:11,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:11,228 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 13:47:11,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:11,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 482 states and 1174 transitions. [2018-11-23 13:47:11,241 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1174 transitions. [2018-11-23 13:47:11,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 13:47:11,242 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:11,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:11,284 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:47:11,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:11,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 484 states and 1177 transitions. [2018-11-23 13:47:11,294 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 1177 transitions. [2018-11-23 13:47:11,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 13:47:11,294 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:11,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:11,335 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 13:47:11,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:11,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 487 states and 1182 transitions. [2018-11-23 13:47:11,447 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 1182 transitions. [2018-11-23 13:47:11,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 13:47:11,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:11,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:11,495 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:47:11,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:11,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 489 states and 1186 transitions. [2018-11-23 13:47:11,529 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1186 transitions. [2018-11-23 13:47:11,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 13:47:11,530 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:11,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:11,583 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 13:47:11,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:11,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 490 states and 1186 transitions. [2018-11-23 13:47:11,691 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 1186 transitions. [2018-11-23 13:47:11,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 13:47:11,692 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:11,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:11,721 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:47:11,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:11,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 492 states and 1188 transitions. [2018-11-23 13:47:11,880 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 1188 transitions. [2018-11-23 13:47:11,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 13:47:11,881 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:11,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:11,909 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:47:12,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:12,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 496 states and 1195 transitions. [2018-11-23 13:47:12,007 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 1195 transitions. [2018-11-23 13:47:12,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 13:47:12,007 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:12,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:12,041 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 13:47:12,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:12,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 497 states and 1195 transitions. [2018-11-23 13:47:12,148 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 1195 transitions. [2018-11-23 13:47:12,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 13:47:12,149 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:12,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:12,179 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 13:47:12,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:12,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 500 states and 1201 transitions. [2018-11-23 13:47:12,193 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1201 transitions. [2018-11-23 13:47:12,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 13:47:12,193 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:12,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:12,222 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 13:47:12,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:12,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 502 states and 1204 transitions. [2018-11-23 13:47:12,242 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1204 transitions. [2018-11-23 13:47:12,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 13:47:12,243 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:12,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:12,277 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:47:12,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:12,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 504 states and 1207 transitions. [2018-11-23 13:47:12,683 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1207 transitions. [2018-11-23 13:47:12,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 13:47:12,685 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:12,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:12,728 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:47:13,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:13,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 509 states and 1217 transitions. [2018-11-23 13:47:13,259 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 1217 transitions. [2018-11-23 13:47:13,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 13:47:13,260 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:13,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:13,286 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 13:47:13,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:13,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 511 states and 1221 transitions. [2018-11-23 13:47:13,310 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 1221 transitions. [2018-11-23 13:47:13,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 13:47:13,310 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:13,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:13,339 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:47:13,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:13,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 512 states and 1221 transitions. [2018-11-23 13:47:13,569 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1221 transitions. [2018-11-23 13:47:13,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 13:47:13,570 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:13,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:13,625 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 13:47:13,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:13,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 513 states and 1222 transitions. [2018-11-23 13:47:13,639 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 1222 transitions. [2018-11-23 13:47:13,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 13:47:13,640 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:13,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:13,668 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:47:13,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:13,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 516 states and 1228 transitions. [2018-11-23 13:47:13,680 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1228 transitions. [2018-11-23 13:47:13,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 13:47:13,681 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:13,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:13,710 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:47:13,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:13,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 518 states and 1231 transitions. [2018-11-23 13:47:13,727 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1231 transitions. [2018-11-23 13:47:13,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 13:47:13,727 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:13,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:13,756 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 13:47:13,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:13,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 519 states and 1231 transitions. [2018-11-23 13:47:13,771 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1231 transitions. [2018-11-23 13:47:13,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 13:47:13,772 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:13,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:13,804 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:47:13,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:13,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 522 states and 1237 transitions. [2018-11-23 13:47:13,819 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1237 transitions. [2018-11-23 13:47:13,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 13:47:13,820 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:13,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:13,848 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:47:13,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:13,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 524 states and 1240 transitions. [2018-11-23 13:47:13,868 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1240 transitions. [2018-11-23 13:47:13,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 13:47:13,869 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:13,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:13,910 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:47:13,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:13,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 525 states and 1241 transitions. [2018-11-23 13:47:13,936 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1241 transitions. [2018-11-23 13:47:13,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 13:47:13,937 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:13,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:13,965 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:47:13,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:13,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 527 states and 1245 transitions. [2018-11-23 13:47:13,979 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1245 transitions. [2018-11-23 13:47:13,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 13:47:13,979 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:13,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:14,008 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:47:14,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:14,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 529 states and 1247 transitions. [2018-11-23 13:47:14,020 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 1247 transitions. [2018-11-23 13:47:14,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 13:47:14,021 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:14,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:14,119 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:14,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:14,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 528 states and 1231 transitions. [2018-11-23 13:47:14,203 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1231 transitions. [2018-11-23 13:47:14,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 13:47:14,204 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:14,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:14,244 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 13:47:14,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:14,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 529 states and 1231 transitions. [2018-11-23 13:47:14,254 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 1231 transitions. [2018-11-23 13:47:14,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 13:47:14,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:14,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:14,368 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:47:16,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:16,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 559 states and 1315 transitions. [2018-11-23 13:47:16,588 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1315 transitions. [2018-11-23 13:47:16,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 13:47:16,589 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:16,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:16,619 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:47:16,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:16,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 560 states and 1315 transitions. [2018-11-23 13:47:16,638 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1315 transitions. [2018-11-23 13:47:16,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 13:47:16,638 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:16,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:16,669 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:47:16,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:16,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 562 states and 1319 transitions. [2018-11-23 13:47:16,683 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1319 transitions. [2018-11-23 13:47:16,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 13:47:16,684 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:16,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:16,715 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:47:16,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:16,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 563 states and 1320 transitions. [2018-11-23 13:47:16,742 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1320 transitions. [2018-11-23 13:47:16,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 13:47:16,743 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:16,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:16,953 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:47:17,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:17,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 568 states and 1347 transitions. [2018-11-23 13:47:17,805 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1347 transitions. [2018-11-23 13:47:17,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 13:47:17,806 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:17,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:17,833 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:47:18,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:18,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 571 states and 1377 transitions. [2018-11-23 13:47:18,064 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1377 transitions. [2018-11-23 13:47:18,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 13:47:18,065 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:18,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:18,100 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:47:18,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:18,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 574 states and 1405 transitions. [2018-11-23 13:47:18,310 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1405 transitions. [2018-11-23 13:47:18,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 13:47:18,310 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:18,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:18,364 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 13:47:18,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:18,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 575 states and 1405 transitions. [2018-11-23 13:47:18,417 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1405 transitions. [2018-11-23 13:47:18,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 13:47:18,418 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:18,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:18,462 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 13:47:18,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:18,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 576 states and 1405 transitions. [2018-11-23 13:47:18,482 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1405 transitions. [2018-11-23 13:47:18,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 13:47:18,482 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:18,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:18,523 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:47:18,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:18,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 578 states and 1407 transitions. [2018-11-23 13:47:18,554 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1407 transitions. [2018-11-23 13:47:18,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 13:47:18,554 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:18,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:18,597 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:47:18,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:18,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 580 states and 1409 transitions. [2018-11-23 13:47:18,612 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1409 transitions. [2018-11-23 13:47:18,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 13:47:18,612 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:18,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:18,731 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:47:18,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:18,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 579 states and 1389 transitions. [2018-11-23 13:47:18,826 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1389 transitions. [2018-11-23 13:47:18,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 13:47:18,827 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:18,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:18,856 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:18,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:18,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 579 states and 1388 transitions. [2018-11-23 13:47:18,867 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1388 transitions. [2018-11-23 13:47:18,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 13:47:18,868 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:18,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:18,908 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:18,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:18,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 579 states and 1385 transitions. [2018-11-23 13:47:18,942 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1385 transitions. [2018-11-23 13:47:18,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 13:47:18,943 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:18,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:19,088 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:47:19,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:19,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 578 states and 1365 transitions. [2018-11-23 13:47:19,184 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1365 transitions. [2018-11-23 13:47:19,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 13:47:19,185 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:19,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:19,309 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:47:19,321 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 13:47:19,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:19,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 592 states and 1388 transitions. [2018-11-23 13:47:19,449 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1388 transitions. [2018-11-23 13:47:19,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 13:47:19,449 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:19,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:19,556 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:47:19,563 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 13:47:19,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:19,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 594 states and 1388 transitions. [2018-11-23 13:47:19,577 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1388 transitions. [2018-11-23 13:47:19,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 13:47:19,578 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:19,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:19,847 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:47:21,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:21,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 602 states and 1430 transitions. [2018-11-23 13:47:21,302 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1430 transitions. [2018-11-23 13:47:21,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 13:47:21,303 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:21,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:21,328 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:47:22,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:22,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 608 states and 1464 transitions. [2018-11-23 13:47:22,647 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1464 transitions. [2018-11-23 13:47:22,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 13:47:22,647 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:22,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:22,679 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:47:23,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:23,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 612 states and 1492 transitions. [2018-11-23 13:47:23,189 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1492 transitions. [2018-11-23 13:47:23,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 13:47:23,189 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:23,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:23,214 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:47:23,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:23,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 614 states and 1499 transitions. [2018-11-23 13:47:23,787 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1499 transitions. [2018-11-23 13:47:23,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 13:47:23,788 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:23,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:23,816 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 13:47:24,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:24,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 616 states and 1504 transitions. [2018-11-23 13:47:24,085 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1504 transitions. [2018-11-23 13:47:24,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 13:47:24,086 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:24,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:24,112 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:47:24,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:24,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 616 states and 1501 transitions. [2018-11-23 13:47:24,127 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1501 transitions. [2018-11-23 13:47:24,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 13:47:24,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:24,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:24,173 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:47:24,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:24,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 616 states and 1500 transitions. [2018-11-23 13:47:24,186 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1500 transitions. [2018-11-23 13:47:24,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 13:47:24,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:24,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:24,304 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 13:47:24,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:24,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 623 states and 1545 transitions. [2018-11-23 13:47:24,972 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1545 transitions. [2018-11-23 13:47:24,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 13:47:24,973 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:25,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:25,079 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:47:25,085 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 13:47:25,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:25,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 629 states and 1554 transitions. [2018-11-23 13:47:25,100 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1554 transitions. [2018-11-23 13:47:25,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 13:47:25,100 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:25,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:25,130 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 13:47:26,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:26,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 639 states and 1610 transitions. [2018-11-23 13:47:26,598 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1610 transitions. [2018-11-23 13:47:26,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 13:47:26,599 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:26,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:26,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:47:26,722 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 13:47:26,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:26,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 641 states and 1610 transitions. [2018-11-23 13:47:26,739 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1610 transitions. [2018-11-23 13:47:26,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 13:47:26,740 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:26,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:26,785 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 13:47:27,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:27,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 642 states and 1614 transitions. [2018-11-23 13:47:27,124 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1614 transitions. [2018-11-23 13:47:27,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 13:47:27,125 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:27,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:27,300 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:28,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:28,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 647 states and 1640 transitions. [2018-11-23 13:47:28,508 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 1640 transitions. [2018-11-23 13:47:28,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 13:47:28,509 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:28,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:28,555 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:28,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:28,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 649 states and 1659 transitions. [2018-11-23 13:47:28,850 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1659 transitions. [2018-11-23 13:47:28,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 13:47:28,851 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:28,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:28,881 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 13:47:29,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:29,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 651 states and 1662 transitions. [2018-11-23 13:47:29,162 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1662 transitions. [2018-11-23 13:47:29,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 13:47:29,163 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:29,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:29,216 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:29,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:29,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 653 states and 1678 transitions. [2018-11-23 13:47:29,520 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1678 transitions. [2018-11-23 13:47:29,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 13:47:29,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:29,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:29,677 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 13:47:33,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:33,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1839 states to 685 states and 1793 transitions. [2018-11-23 13:47:33,672 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1793 transitions. [2018-11-23 13:47:33,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 13:47:33,673 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:33,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:33,709 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 13:47:34,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:34,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 687 states and 1796 transitions. [2018-11-23 13:47:34,018 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1796 transitions. [2018-11-23 13:47:34,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 13:47:34,019 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:34,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:34,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:47:34,121 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 13:47:34,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:34,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 689 states and 1796 transitions. [2018-11-23 13:47:34,137 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1796 transitions. [2018-11-23 13:47:34,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 13:47:34,137 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:34,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:34,315 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:34,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:34,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 690 states and 1794 transitions. [2018-11-23 13:47:34,822 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1794 transitions. [2018-11-23 13:47:34,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 13:47:34,823 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:34,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:34,922 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:47:34,927 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 13:47:34,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:34,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 692 states and 1794 transitions. [2018-11-23 13:47:34,945 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1794 transitions. [2018-11-23 13:47:34,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 13:47:34,946 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:34,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:34,976 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 13:47:37,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:37,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 702 states and 1850 transitions. [2018-11-23 13:47:37,194 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1850 transitions. [2018-11-23 13:47:37,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 13:47:37,195 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:37,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:37,227 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 13:47:39,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:39,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1944 states to 712 states and 1898 transitions. [2018-11-23 13:47:39,536 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1898 transitions. [2018-11-23 13:47:39,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 13:47:39,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:39,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:39,567 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 13:47:39,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:39,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 714 states and 1904 transitions. [2018-11-23 13:47:39,944 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1904 transitions. [2018-11-23 13:47:39,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 13:47:39,944 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:39,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:39,979 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:47:39,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:39,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 715 states and 1904 transitions. [2018-11-23 13:47:39,992 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1904 transitions. [2018-11-23 13:47:39,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 13:47:39,992 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:40,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:40,023 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 13:47:40,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:40,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1953 states to 717 states and 1907 transitions. [2018-11-23 13:47:40,382 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1907 transitions. [2018-11-23 13:47:40,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 13:47:40,383 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:40,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:40,409 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:40,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:40,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 722 states and 1918 transitions. [2018-11-23 13:47:40,939 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1918 transitions. [2018-11-23 13:47:40,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 13:47:40,940 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:40,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:40,966 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:41,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:41,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1971 states to 725 states and 1925 transitions. [2018-11-23 13:47:41,597 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1925 transitions. [2018-11-23 13:47:41,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 13:47:41,598 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:41,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:41,623 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:42,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:42,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1980 states to 728 states and 1934 transitions. [2018-11-23 13:47:42,795 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1934 transitions. [2018-11-23 13:47:42,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 13:47:42,796 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:42,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:42,822 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:43,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:43,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1990 states to 732 states and 1944 transitions. [2018-11-23 13:47:43,346 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1944 transitions. [2018-11-23 13:47:43,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 13:47:43,346 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:43,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:43,376 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 13:47:45,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:45,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 742 states and 1992 transitions. [2018-11-23 13:47:45,930 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1992 transitions. [2018-11-23 13:47:45,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 13:47:45,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:45,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:45,958 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:46,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:46,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 744 states and 1996 transitions. [2018-11-23 13:47:46,293 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1996 transitions. [2018-11-23 13:47:46,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 13:47:46,294 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:46,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:46,459 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:47,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:47,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2073 states to 749 states and 2027 transitions. [2018-11-23 13:47:47,002 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 2027 transitions. [2018-11-23 13:47:47,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 13:47:47,003 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:47,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:47,046 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 13:47:49,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:49,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 768 states and 2082 transitions. [2018-11-23 13:47:49,632 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 2082 transitions. [2018-11-23 13:47:49,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 13:47:49,633 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:49,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:49,658 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:50,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:50,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2138 states to 772 states and 2092 transitions. [2018-11-23 13:47:50,944 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 2092 transitions. [2018-11-23 13:47:50,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 13:47:50,944 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:50,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:50,972 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:51,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:51,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2140 states to 774 states and 2094 transitions. [2018-11-23 13:47:51,555 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 2094 transitions. [2018-11-23 13:47:51,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 13:47:51,555 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:51,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:51,580 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 13:47:53,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:53,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 784 states and 2145 transitions. [2018-11-23 13:47:53,420 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 2145 transitions. [2018-11-23 13:47:53,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 13:47:53,421 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:53,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:53,843 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 13:47:55,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:55,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 788 states and 2158 transitions. [2018-11-23 13:47:55,330 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 2158 transitions. [2018-11-23 13:47:55,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 13:47:55,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:55,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:55,517 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 13:47:59,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:59,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 813 states and 2250 transitions. [2018-11-23 13:47:59,270 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 2250 transitions. [2018-11-23 13:47:59,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 13:47:59,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:59,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:59,312 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 13:47:59,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:59,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2301 states to 814 states and 2255 transitions. [2018-11-23 13:47:59,742 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 2255 transitions. [2018-11-23 13:47:59,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 13:47:59,743 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:59,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:59,772 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 13:48:00,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:00,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 816 states and 2258 transitions. [2018-11-23 13:48:00,230 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 2258 transitions. [2018-11-23 13:48:00,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 13:48:00,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:00,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:00,259 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 13:48:00,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:00,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 818 states and 2261 transitions. [2018-11-23 13:48:00,668 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 2261 transitions. [2018-11-23 13:48:00,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 13:48:00,669 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:00,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:00,711 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 20 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:48:00,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:00,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 820 states and 2264 transitions. [2018-11-23 13:48:00,731 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 2264 transitions. [2018-11-23 13:48:00,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 13:48:00,732 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:00,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:00,768 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 20 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:48:00,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:00,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 821 states and 2264 transitions. [2018-11-23 13:48:00,832 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 2264 transitions. [2018-11-23 13:48:00,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 13:48:00,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:00,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:00,886 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:48:01,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:01,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2308 states to 821 states and 2262 transitions. [2018-11-23 13:48:01,345 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 2262 transitions. [2018-11-23 13:48:01,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 13:48:01,346 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:01,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:01,543 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 13:48:07,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:07,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 847 states and 2354 transitions. [2018-11-23 13:48:07,190 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 2354 transitions. [2018-11-23 13:48:07,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 13:48:07,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:07,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:07,227 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 14 proven. 26 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 13:48:07,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:07,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 848 states and 2354 transitions. [2018-11-23 13:48:07,254 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 2354 transitions. [2018-11-23 13:48:07,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 13:48:07,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:07,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:07,306 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 13:48:08,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:08,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2409 states to 852 states and 2363 transitions. [2018-11-23 13:48:08,520 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 2363 transitions. [2018-11-23 13:48:08,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 13:48:08,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:08,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:08,556 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 13:48:09,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:09,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2432 states to 857 states and 2386 transitions. [2018-11-23 13:48:09,996 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 2386 transitions. [2018-11-23 13:48:09,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 13:48:09,997 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:10,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:10,028 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 13:48:13,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:13,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2483 states to 867 states and 2437 transitions. [2018-11-23 13:48:13,101 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 2437 transitions. [2018-11-23 13:48:13,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-23 13:48:13,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:13,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:13,149 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 8 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:48:13,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:13,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2481 states to 867 states and 2435 transitions. [2018-11-23 13:48:13,603 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 2435 transitions. [2018-11-23 13:48:13,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-23 13:48:13,604 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:13,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:13,654 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 6 proven. 25 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 13:48:13,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:13,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2481 states to 868 states and 2435 transitions. [2018-11-23 13:48:13,671 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 2435 transitions. [2018-11-23 13:48:13,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 13:48:13,672 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:13,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:13,715 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 15 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:48:14,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:14,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2485 states to 870 states and 2438 transitions. [2018-11-23 13:48:14,021 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 2438 transitions. [2018-11-23 13:48:14,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 13:48:14,022 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:14,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:14,053 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 13:48:18,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:18,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 895 states and 2526 transitions. [2018-11-23 13:48:18,570 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 2526 transitions. [2018-11-23 13:48:18,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 13:48:18,571 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:18,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:18,603 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 13:48:18,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:18,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 897 states and 2528 transitions. [2018-11-23 13:48:18,808 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 2528 transitions. [2018-11-23 13:48:18,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 13:48:18,809 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:18,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:18,837 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 13:48:19,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:19,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 899 states and 2534 transitions. [2018-11-23 13:48:19,335 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 2534 transitions. [2018-11-23 13:48:19,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 13:48:19,336 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:19,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:19,364 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 13:48:24,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:24,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2669 states to 923 states and 2622 transitions. [2018-11-23 13:48:24,156 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 2622 transitions. [2018-11-23 13:48:24,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 13:48:24,157 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:24,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:24,186 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 13:48:24,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:24,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2672 states to 925 states and 2625 transitions. [2018-11-23 13:48:24,653 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 2625 transitions. [2018-11-23 13:48:24,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 13:48:24,654 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:24,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:24,685 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 13:48:24,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:24,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2674 states to 927 states and 2627 transitions. [2018-11-23 13:48:24,900 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 2627 transitions. [2018-11-23 13:48:24,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 13:48:24,901 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:24,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:24,932 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 13:48:25,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:25,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2684 states to 930 states and 2637 transitions. [2018-11-23 13:48:25,964 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 2637 transitions. [2018-11-23 13:48:25,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 13:48:25,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:25,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:25,995 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 13:48:27,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:27,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2692 states to 933 states and 2645 transitions. [2018-11-23 13:48:27,002 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 2645 transitions. [2018-11-23 13:48:27,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 13:48:27,003 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:27,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:27,031 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 13:48:27,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:27,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2692 states to 934 states and 2645 transitions. [2018-11-23 13:48:27,048 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 2645 transitions. [2018-11-23 13:48:27,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 13:48:27,049 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:27,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:27,082 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:48:27,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:27,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2693 states to 935 states and 2646 transitions. [2018-11-23 13:48:27,718 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 2646 transitions. [2018-11-23 13:48:27,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 13:48:27,719 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:27,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:27,747 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:48:28,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:28,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2694 states to 936 states and 2647 transitions. [2018-11-23 13:48:28,304 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 2647 transitions. [2018-11-23 13:48:28,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 13:48:28,305 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:28,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:28,333 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 13:48:28,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:28,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2697 states to 938 states and 2650 transitions. [2018-11-23 13:48:28,848 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 2650 transitions. [2018-11-23 13:48:28,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-23 13:48:28,849 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:28,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:28,877 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 13:48:29,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:29,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2696 states to 938 states and 2649 transitions. [2018-11-23 13:48:29,516 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 2649 transitions. [2018-11-23 13:48:29,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 13:48:29,517 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:29,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:29,546 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 13:48:29,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:29,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2701 states to 941 states and 2654 transitions. [2018-11-23 13:48:29,765 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 2654 transitions. [2018-11-23 13:48:29,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 13:48:29,766 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:29,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:29,796 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 13:48:35,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:35,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2783 states to 966 states and 2736 transitions. [2018-11-23 13:48:35,068 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 2736 transitions. [2018-11-23 13:48:35,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 13:48:35,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:35,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:35,098 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 13:48:35,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:35,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2783 states to 967 states and 2736 transitions. [2018-11-23 13:48:35,112 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 2736 transitions. [2018-11-23 13:48:35,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 13:48:35,113 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:35,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:35,140 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 13:48:35,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:35,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2783 states to 968 states and 2736 transitions. [2018-11-23 13:48:35,161 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 2736 transitions. [2018-11-23 13:48:35,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 13:48:35,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:35,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:35,192 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 13:48:35,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:35,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2786 states to 970 states and 2739 transitions. [2018-11-23 13:48:35,212 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 2739 transitions. [2018-11-23 13:48:35,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 13:48:35,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:35,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:35,243 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 13:48:40,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:40,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2864 states to 994 states and 2817 transitions. [2018-11-23 13:48:40,041 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 2817 transitions. [2018-11-23 13:48:40,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 13:48:40,042 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:40,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:40,069 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 13:48:40,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:40,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2864 states to 995 states and 2817 transitions. [2018-11-23 13:48:40,088 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 2817 transitions. [2018-11-23 13:48:40,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 13:48:40,089 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:40,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:40,118 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-23 13:48:41,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:41,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 998 states and 2825 transitions. [2018-11-23 13:48:41,262 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 2825 transitions. [2018-11-23 13:48:41,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 13:48:41,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:41,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:41,299 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 20 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:48:43,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:43,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2875 states to 1002 states and 2828 transitions. [2018-11-23 13:48:43,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 2828 transitions. [2018-11-23 13:48:43,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 13:48:43,267 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:43,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:43,295 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 13:48:44,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:44,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2879 states to 1004 states and 2832 transitions. [2018-11-23 13:48:44,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 2832 transitions. [2018-11-23 13:48:44,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 13:48:44,691 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:44,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:45,601 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 13:48:48,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:48,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2875 states to 1002 states and 2828 transitions. [2018-11-23 13:48:48,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 2828 transitions. [2018-11-23 13:48:48,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 13:48:48,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:48,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:48,809 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 13:48:49,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:49,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 1004 states and 2836 transitions. [2018-11-23 13:48:49,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 2836 transitions. [2018-11-23 13:48:49,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 13:48:49,395 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:49,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:49,423 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 13:48:50,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:50,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2879 states to 126 states and 176 transitions. [2018-11-23 13:48:50,840 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 176 transitions. [2018-11-23 13:48:50,840 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:48:50,840 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 193 iterations. [2018-11-23 13:48:50,848 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 13:48:51,692 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:48:51,694 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-23 13:48:51,696 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:48:51,696 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:48:51,696 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:48:51,696 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:48:51,696 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:48:51,696 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:48:51,696 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:48:51,696 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:48:51,696 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:48:51,696 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:48:51,697 INFO L579 CodeCheckObserver]: Invariant with dag size 22 [2018-11-23 13:48:51,697 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:48:51,698 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:48:51,698 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:48:51,698 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:48:51,698 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:48:51,698 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:48:51,698 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-23 13:48:51,698 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:48:51,698 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:48:51,698 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:48:51,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:48:51 ImpRootNode [2018-11-23 13:48:51,699 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 13:48:51,699 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 13:48:51,699 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 13:48:51,699 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 13:48:51,699 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:46:55" (3/4) ... [2018-11-23 13:48:51,702 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 13:48:51,706 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_lock_busted_write_delay [2018-11-23 13:48:51,706 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_spin_lock_write_delay [2018-11-23 13:48:51,706 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lock_torture_cleanup [2018-11-23 13:48:51,706 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_lock_spin_write_unlock_irq [2018-11-23 13:48:51,707 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_unlock [2018-11-23 13:48:51,707 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_lock [2018-11-23 13:48:51,707 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_spin_lock_write_lock_irq [2018-11-23 13:48:51,707 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-11-23 13:48:51,707 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_lock_busted_write_lock [2018-11-23 13:48:51,707 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_spin_lock_write_lock [2018-11-23 13:48:51,707 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~~TO~VOID [2018-11-23 13:48:51,707 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2018-11-23 13:48:51,707 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2018-11-23 13:48:51,707 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2018-11-23 13:48:51,707 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lock_torture_stats_print [2018-11-23 13:48:51,707 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_lock_busted_write_unlock [2018-11-23 13:48:51,707 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_spin_lock_write_unlock [2018-11-23 13:48:51,708 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_alloc_flags [2018-11-23 13:48:51,708 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lock_torture_print_module_parms [2018-11-23 13:48:51,721 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 114 nodes and edges [2018-11-23 13:48:51,722 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-23 13:48:51,723 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-23 13:48:51,723 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 13:48:51,724 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 13:48:51,725 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 13:48:51,726 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 13:48:51,819 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ff476e45-4356-45fd-ae18-1d02a9e87b87/bin-2019/ukojak/witness.graphml [2018-11-23 13:48:51,819 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 13:48:51,820 INFO L168 Benchmark]: Toolchain (without parser) took 118933.85 ms. Allocated memory was 1.0 GB in the beginning and 3.1 GB in the end (delta: 2.0 GB). Free memory was 954.9 MB in the beginning and 1.0 GB in the end (delta: -59.8 MB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. [2018-11-23 13:48:51,821 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 13:48:51,821 INFO L168 Benchmark]: CACSL2BoogieTranslator took 639.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -143.0 MB). Peak memory consumption was 48.5 MB. Max. memory is 11.5 GB. [2018-11-23 13:48:51,822 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.30 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 13:48:51,822 INFO L168 Benchmark]: Boogie Preprocessor took 46.96 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-23 13:48:51,822 INFO L168 Benchmark]: RCFGBuilder took 1620.56 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: -38.1 MB). Peak memory consumption was 222.9 MB. Max. memory is 11.5 GB. [2018-11-23 13:48:51,823 INFO L168 Benchmark]: CodeCheck took 116444.52 ms. Allocated memory was 1.2 GB in the beginning and 3.1 GB in the end (delta: 1.9 GB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 102.5 MB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. [2018-11-23 13:48:51,823 INFO L168 Benchmark]: Witness Printer took 120.58 ms. Allocated memory is still 3.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 31.9 kB). Peak memory consumption was 31.9 kB. Max. memory is 11.5 GB. [2018-11-23 13:48:51,825 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 20 procedures, 280 locations, 1 error locations. SAFE Result, 115.5s OverallTime, 193 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 285221392 SDtfs, -224946752 SDslu, -1610712692 SDs, 0 SdLazy, 1857386006 SolverSat, -800692646 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 286.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 162793 GetRequests, 161144 SyntacticMatches, 473 SemanticMatches, 1176 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 717121 ImplicationChecksByTransitivity, 102.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.7s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 7.4s InterpolantComputationTime, 13975 NumberOfCodeBlocks, 13975 NumberOfCodeBlocksAsserted, 192 NumberOfCheckSat, 13783 ConstructedInterpolants, 0 QuantifiedInterpolants, 2056863 SizeOfPredicates, 0 NumberOfNonLiveVariables, 5098 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 192 InterpolantComputations, 172 PerfectInterpolantSequences, 4282/4540 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 2033]: 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: 2497]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2988]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2707]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2470]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3028]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2329]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2125]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2485]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2452]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2179]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2707]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2978]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2497]: Loop Invariant Derived loop invariant: ((((!(ref_cnt == 0) || !(shuffle_interval == 3)) || !(ldv_spin == 0)) || !(onoff_interval == 0)) || !(shutdown_secs == 0)) || !(stutter == 5) - InvariantResult [Line: 2531]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2497]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2133]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2497]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3008]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2497]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2998]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2036]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2497]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2187]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 639.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -143.0 MB). Peak memory consumption was 48.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.30 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.96 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1620.56 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: -38.1 MB). Peak memory consumption was 222.9 MB. Max. memory is 11.5 GB. * CodeCheck took 116444.52 ms. Allocated memory was 1.2 GB in the beginning and 3.1 GB in the end (delta: 1.9 GB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 102.5 MB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. * Witness Printer took 120.58 ms. Allocated memory is still 3.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 31.9 kB). Peak memory consumption was 31.9 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...