./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.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 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4dd7d70e-45e4-4db3-a8a4-e993f4be7b52/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4dd7d70e-45e4-4db3-a8a4-e993f4be7b52/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4dd7d70e-45e4-4db3-a8a4-e993f4be7b52/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4dd7d70e-45e4-4db3-a8a4-e993f4be7b52/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_4dd7d70e-45e4-4db3-a8a4-e993f4be7b52/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4dd7d70e-45e4-4db3-a8a4-e993f4be7b52/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 0.1.23-1dbac8b [2018-11-10 06:13:21,240 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:13:21,241 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:13:21,248 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:13:21,249 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:13:21,249 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:13:21,250 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:13:21,251 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:13:21,252 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:13:21,253 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:13:21,254 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:13:21,254 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:13:21,255 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:13:21,255 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:13:21,256 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:13:21,257 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:13:21,257 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:13:21,258 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:13:21,260 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:13:21,261 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:13:21,261 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:13:21,262 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:13:21,264 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:13:21,264 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:13:21,264 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:13:21,265 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:13:21,266 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:13:21,266 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:13:21,267 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:13:21,268 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:13:21,268 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:13:21,268 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:13:21,268 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:13:21,269 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:13:21,269 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:13:21,270 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:13:21,270 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4dd7d70e-45e4-4db3-a8a4-e993f4be7b52/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-11-10 06:13:21,280 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:13:21,280 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:13:21,281 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 06:13:21,281 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 06:13:21,282 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 06:13:21,282 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 06:13:21,282 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:13:21,282 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 06:13:21,282 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:13:21,282 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 06:13:21,283 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 06:13:21,283 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 06:13:21,283 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:13:21,283 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 06:13:21,283 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 06:13:21,283 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 06:13:21,283 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:13:21,284 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 06:13:21,284 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 06:13:21,284 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:13:21,284 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 06:13:21,284 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 06:13:21,284 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 06:13:21,284 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 06:13:21,284 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 06:13:21,285 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 06:13:21,285 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_4dd7d70e-45e4-4db3-a8a4-e993f4be7b52/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 [2018-11-10 06:13:21,306 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:13:21,314 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:13:21,316 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:13:21,317 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:13:21,317 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:13:21,318 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4dd7d70e-45e4-4db3-a8a4-e993f4be7b52/bin-2019/ukojak/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point_true-unreach-call.cil.out.c [2018-11-10 06:13:21,351 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4dd7d70e-45e4-4db3-a8a4-e993f4be7b52/bin-2019/ukojak/data/bb57cb5f7/94037679e3364edaa1eb7e9a2b22c97d/FLAG0aeca7564 [2018-11-10 06:13:21,752 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:13:21,753 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4dd7d70e-45e4-4db3-a8a4-e993f4be7b52/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point_true-unreach-call.cil.out.c [2018-11-10 06:13:21,767 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4dd7d70e-45e4-4db3-a8a4-e993f4be7b52/bin-2019/ukojak/data/bb57cb5f7/94037679e3364edaa1eb7e9a2b22c97d/FLAG0aeca7564 [2018-11-10 06:13:21,780 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4dd7d70e-45e4-4db3-a8a4-e993f4be7b52/bin-2019/ukojak/data/bb57cb5f7/94037679e3364edaa1eb7e9a2b22c97d [2018-11-10 06:13:21,782 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:13:21,783 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:13:21,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:13:21,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:13:21,787 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:13:21,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:13:21" (1/1) ... [2018-11-10 06:13:21,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bf238f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:13:21, skipping insertion in model container [2018-11-10 06:13:21,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:13:21" (1/1) ... [2018-11-10 06:13:21,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:13:21,837 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:13:22,016 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1756] [2018-11-10 06:13:22,017 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1757-1758] [2018-11-10 06:13:22,259 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:13:22,272 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:13:22,399 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1756] [2018-11-10 06:13:22,399 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1757-1758] [2018-11-10 06:13:22,456 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:13:22,496 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:13:22,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:13:22 WrapperNode [2018-11-10 06:13:22,497 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:13:22,497 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:13:22,497 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:13:22,498 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:13:22,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:13:22" (1/1) ... [2018-11-10 06:13:22,524 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:13:22" (1/1) ... [2018-11-10 06:13:22,558 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:13:22,558 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:13:22,559 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:13:22,559 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:13:22,568 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:13:22" (1/1) ... [2018-11-10 06:13:22,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:13:22" (1/1) ... [2018-11-10 06:13:22,573 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:13:22" (1/1) ... [2018-11-10 06:13:22,574 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:13:22" (1/1) ... [2018-11-10 06:13:22,589 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:13:22" (1/1) ... [2018-11-10 06:13:22,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:13:22" (1/1) ... [2018-11-10 06:13:22,600 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:13:22" (1/1) ... [2018-11-10 06:13:22,606 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:13:22,606 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:13:22,607 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:13:22,607 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:13:22,607 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:13:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4dd7d70e-45e4-4db3-a8a4-e993f4be7b52/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 [2018-11-10 06:13:22,656 INFO L130 BoogieDeclarations]: Found specification of procedure _torture_stop_kthread [2018-11-10 06:13:22,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-10 06:13:22,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 06:13:22,656 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_lock [2018-11-10 06:13:22,656 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_lock [2018-11-10 06:13:22,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-10 06:13:22,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-10 06:13:22,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 06:13:22,657 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_delay [2018-11-10 06:13:22,657 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_delay [2018-11-10 06:13:22,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2018-11-10 06:13:22,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2018-11-10 06:13:22,657 INFO L130 BoogieDeclarations]: Found specification of procedure _torture_create_kthread [2018-11-10 06:13:22,657 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_lock [2018-11-10 06:13:22,657 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_lock [2018-11-10 06:13:22,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2018-11-10 06:13:22,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2018-11-10 06:13:22,658 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-10 06:13:22,658 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_spin_write_unlock_irq [2018-11-10 06:13:22,658 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_spin_write_unlock_irq [2018-11-10 06:13:22,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 06:13:22,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-10 06:13:22,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-10 06:13:22,658 INFO L130 BoogieDeclarations]: Found specification of procedure torture_random [2018-11-10 06:13:22,658 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_cleanup [2018-11-10 06:13:22,658 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_cleanup [2018-11-10 06:13:22,658 INFO L130 BoogieDeclarations]: Found specification of procedure torture_init_end [2018-11-10 06:13:22,659 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2018-11-10 06:13:22,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2018-11-10 06:13:22,659 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2018-11-10 06:13:22,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-10 06:13:22,659 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_stats_print [2018-11-10 06:13:22,659 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_stats_print [2018-11-10 06:13:22,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-10 06:13:22,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2018-11-10 06:13:22,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2018-11-10 06:13:22,659 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_lock_irq [2018-11-10 06:13:22,659 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_lock_irq [2018-11-10 06:13:22,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 06:13:22,660 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_delay [2018-11-10 06:13:22,660 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_delay [2018-11-10 06:13:22,660 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-10 06:13:22,660 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-10 06:13:22,660 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_unlock [2018-11-10 06:13:22,660 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_unlock [2018-11-10 06:13:22,660 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_print_module_parms [2018-11-10 06:13:22,660 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_print_module_parms [2018-11-10 06:13:22,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-10 06:13:22,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-10 06:13:22,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:13:22,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:13:22,661 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_unlock [2018-11-10 06:13:22,661 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_unlock [2018-11-10 06:14:02,505 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:14:02,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:14:02 BoogieIcfgContainer [2018-11-10 06:14:02,506 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 06:14:02,506 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 06:14:02,506 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 06:14:02,513 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 06:14:02,513 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:14:02" (1/1) ... [2018-11-10 06:14:02,521 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:14:02,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:02,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 222 states and 327 transitions. [2018-11-10 06:14:02,552 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 327 transitions. [2018-11-10 06:14:02,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-10 06:14:02,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:02,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:02,818 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:02,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:02,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 227 states and 367 transitions. [2018-11-10 06:14:02,934 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 367 transitions. [2018-11-10 06:14:02,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-10 06:14:02,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:02,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:03,004 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 06:14:03,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:03,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 228 states and 368 transitions. [2018-11-10 06:14:03,016 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 368 transitions. [2018-11-10 06:14:03,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-10 06:14:03,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:03,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:03,102 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:05,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:05,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 247 states and 439 transitions. [2018-11-10 06:14:05,988 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 439 transitions. [2018-11-10 06:14:05,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 06:14:05,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:06,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:06,050 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 06:14:06,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:06,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 249 states and 442 transitions. [2018-11-10 06:14:06,058 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 442 transitions. [2018-11-10 06:14:06,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 06:14:06,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:06,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:06,128 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:06,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:06,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 250 states and 442 transitions. [2018-11-10 06:14:06,135 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 442 transitions. [2018-11-10 06:14:06,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 06:14:06,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:06,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:06,217 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:06,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:06,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 253 states and 476 transitions. [2018-11-10 06:14:06,368 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 476 transitions. [2018-11-10 06:14:06,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-10 06:14:06,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:06,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:06,534 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:06,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:06,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 262 states and 527 transitions. [2018-11-10 06:14:06,738 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 527 transitions. [2018-11-10 06:14:06,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 06:14:06,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:06,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:06,803 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:06,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:06,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 272 states and 546 transitions. [2018-11-10 06:14:06,835 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 546 transitions. [2018-11-10 06:14:06,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 06:14:06,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:06,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:06,938 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:07,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:07,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 271 states and 540 transitions. [2018-11-10 06:14:07,006 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 540 transitions. [2018-11-10 06:14:07,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 06:14:07,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:07,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:07,112 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:07,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:07,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 276 states and 576 transitions. [2018-11-10 06:14:07,522 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 576 transitions. [2018-11-10 06:14:07,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 06:14:07,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:07,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:07,597 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:07,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:07,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 278 states and 578 transitions. [2018-11-10 06:14:07,653 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 578 transitions. [2018-11-10 06:14:07,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 06:14:07,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:07,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:07,716 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:07,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:07,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 279 states and 579 transitions. [2018-11-10 06:14:07,723 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 579 transitions. [2018-11-10 06:14:07,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-10 06:14:07,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:07,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:07,772 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 06:14:07,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:07,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 280 states and 579 transitions. [2018-11-10 06:14:07,871 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 579 transitions. [2018-11-10 06:14:07,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 06:14:07,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:07,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:07,986 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:08,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:08,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 286 states and 616 transitions. [2018-11-10 06:14:08,583 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 616 transitions. [2018-11-10 06:14:08,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 06:14:08,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:08,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:08,651 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:08,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:08,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 285 states and 608 transitions. [2018-11-10 06:14:08,688 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 608 transitions. [2018-11-10 06:14:08,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 06:14:08,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:08,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:08,716 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 06:14:08,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:08,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 286 states and 609 transitions. [2018-11-10 06:14:08,722 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 609 transitions. [2018-11-10 06:14:08,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 06:14:08,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:08,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:08,755 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 06:14:08,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:08,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 288 states and 613 transitions. [2018-11-10 06:14:08,981 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 613 transitions. [2018-11-10 06:14:08,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 06:14:08,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:08,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:09,014 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 06:14:09,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:09,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 295 states and 658 transitions. [2018-11-10 06:14:09,298 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 658 transitions. [2018-11-10 06:14:09,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-10 06:14:09,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:09,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:09,342 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 06:14:09,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:09,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 298 states and 664 transitions. [2018-11-10 06:14:09,722 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 664 transitions. [2018-11-10 06:14:09,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-10 06:14:09,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:09,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:09,863 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:09,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:09,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 300 states and 667 transitions. [2018-11-10 06:14:09,995 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 667 transitions. [2018-11-10 06:14:09,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 06:14:09,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:10,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:10,047 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 06:14:10,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:10,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 301 states and 667 transitions. [2018-11-10 06:14:10,083 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 667 transitions. [2018-11-10 06:14:10,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-10 06:14:10,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:10,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:10,118 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 06:14:10,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:10,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 302 states and 667 transitions. [2018-11-10 06:14:10,139 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 667 transitions. [2018-11-10 06:14:10,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 06:14:10,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:10,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:10,173 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 06:14:10,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:10,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 304 states and 673 transitions. [2018-11-10 06:14:10,535 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 673 transitions. [2018-11-10 06:14:10,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 06:14:10,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:10,565 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 06:14:10,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:10,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 306 states and 679 transitions. [2018-11-10 06:14:10,584 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 679 transitions. [2018-11-10 06:14:10,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 06:14:10,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:10,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:10,610 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 06:14:10,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:10,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 309 states and 712 transitions. [2018-11-10 06:14:10,871 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 712 transitions. [2018-11-10 06:14:10,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 06:14:10,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:10,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:10,905 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 06:14:10,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:10,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 312 states and 717 transitions. [2018-11-10 06:14:10,924 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 717 transitions. [2018-11-10 06:14:10,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 06:14:10,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:10,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:10,958 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 06:14:10,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:10,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 313 states and 717 transitions. [2018-11-10 06:14:10,968 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 717 transitions. [2018-11-10 06:14:10,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 06:14:10,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:10,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:11,104 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:11,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:11,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 316 states and 725 transitions. [2018-11-10 06:14:11,421 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 725 transitions. [2018-11-10 06:14:11,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 06:14:11,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:11,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:11,516 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:11,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:11,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 319 states and 731 transitions. [2018-11-10 06:14:11,527 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 731 transitions. [2018-11-10 06:14:11,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 06:14:11,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:11,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:11,563 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 06:14:11,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:11,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 321 states and 737 transitions. [2018-11-10 06:14:11,883 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 737 transitions. [2018-11-10 06:14:11,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 06:14:11,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:11,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:11,916 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 06:14:12,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:12,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 326 states and 774 transitions. [2018-11-10 06:14:12,462 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 774 transitions. [2018-11-10 06:14:12,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 06:14:12,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:12,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:12,500 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 06:14:12,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:12,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 328 states and 776 transitions. [2018-11-10 06:14:12,724 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 776 transitions. [2018-11-10 06:14:12,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 06:14:12,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:12,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:12,757 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 06:14:12,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:12,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 329 states and 777 transitions. [2018-11-10 06:14:12,774 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 777 transitions. [2018-11-10 06:14:12,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 06:14:12,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:12,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:12,807 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 06:14:12,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:12,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 332 states and 780 transitions. [2018-11-10 06:14:12,836 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 780 transitions. [2018-11-10 06:14:12,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-10 06:14:12,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:12,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:12,874 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:12,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:12,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 334 states and 783 transitions. [2018-11-10 06:14:12,988 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 783 transitions. [2018-11-10 06:14:12,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-10 06:14:12,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:13,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:13,022 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 06:14:13,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:13,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 337 states and 786 transitions. [2018-11-10 06:14:13,039 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 786 transitions. [2018-11-10 06:14:13,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-10 06:14:13,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:13,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:13,075 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:13,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:13,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 337 states and 784 transitions. [2018-11-10 06:14:13,091 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 784 transitions. [2018-11-10 06:14:13,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-10 06:14:13,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:13,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:13,229 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:15,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:15,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 357 states and 848 transitions. [2018-11-10 06:14:15,452 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 848 transitions. [2018-11-10 06:14:15,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-10 06:14:15,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:15,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:15,491 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:15,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:15,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 358 states and 848 transitions. [2018-11-10 06:14:15,519 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 848 transitions. [2018-11-10 06:14:15,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-10 06:14:15,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:15,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:15,561 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 06:14:15,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:15,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 359 states and 848 transitions. [2018-11-10 06:14:15,591 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 848 transitions. [2018-11-10 06:14:15,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-10 06:14:15,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:15,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:15,727 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:19,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:19,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 378 states and 909 transitions. [2018-11-10 06:14:19,281 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 909 transitions. [2018-11-10 06:14:19,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-10 06:14:19,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:19,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:19,315 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:19,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:19,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 379 states and 909 transitions. [2018-11-10 06:14:19,325 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 909 transitions. [2018-11-10 06:14:19,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-10 06:14:19,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:19,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:19,367 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 06:14:19,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:19,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 380 states and 909 transitions. [2018-11-10 06:14:19,381 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 909 transitions. [2018-11-10 06:14:19,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-10 06:14:19,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:19,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:19,563 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:23,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:23,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 403 states and 981 transitions. [2018-11-10 06:14:23,336 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 981 transitions. [2018-11-10 06:14:23,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-10 06:14:23,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:23,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:23,368 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:23,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:23,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 407 states and 997 transitions. [2018-11-10 06:14:23,473 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 997 transitions. [2018-11-10 06:14:23,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-10 06:14:23,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:23,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:23,504 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:23,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:23,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 408 states and 997 transitions. [2018-11-10 06:14:23,510 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 997 transitions. [2018-11-10 06:14:23,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-10 06:14:23,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:23,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:23,537 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 06:14:23,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:23,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 409 states and 997 transitions. [2018-11-10 06:14:23,545 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 997 transitions. [2018-11-10 06:14:23,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-10 06:14:23,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:23,573 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 06:14:23,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:23,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 411 states and 1000 transitions. [2018-11-10 06:14:23,806 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 1000 transitions. [2018-11-10 06:14:23,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-10 06:14:23,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:23,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:23,910 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:27,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:27,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 433 states and 1070 transitions. [2018-11-10 06:14:27,678 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 1070 transitions. [2018-11-10 06:14:27,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-10 06:14:27,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:27,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:27,715 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:28,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:28,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 442 states and 1088 transitions. [2018-11-10 06:14:28,331 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 1088 transitions. [2018-11-10 06:14:28,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-10 06:14:28,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:28,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:28,359 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:28,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:28,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 443 states and 1088 transitions. [2018-11-10 06:14:28,366 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 1088 transitions. [2018-11-10 06:14:28,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-10 06:14:28,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:28,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:28,391 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 06:14:28,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:28,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 444 states and 1088 transitions. [2018-11-10 06:14:28,410 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 1088 transitions. [2018-11-10 06:14:28,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-10 06:14:28,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:28,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:28,437 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 06:14:28,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:28,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 446 states and 1091 transitions. [2018-11-10 06:14:28,473 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 1091 transitions. [2018-11-10 06:14:28,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-10 06:14:28,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:28,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:28,498 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 06:14:28,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:28,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 448 states and 1094 transitions. [2018-11-10 06:14:28,723 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 1094 transitions. [2018-11-10 06:14:28,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-10 06:14:28,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:28,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:28,768 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 06:14:29,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:29,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 450 states and 1097 transitions. [2018-11-10 06:14:29,031 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1097 transitions. [2018-11-10 06:14:29,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-10 06:14:29,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:29,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:29,056 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 06:14:29,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:29,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 451 states and 1097 transitions. [2018-11-10 06:14:29,075 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 1097 transitions. [2018-11-10 06:14:29,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 06:14:29,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:29,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:29,101 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 06:14:29,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:29,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 453 states and 1100 transitions. [2018-11-10 06:14:29,128 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 1100 transitions. [2018-11-10 06:14:29,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 06:14:29,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:29,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:29,154 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 06:14:29,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:29,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 455 states and 1103 transitions. [2018-11-10 06:14:29,168 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 1103 transitions. [2018-11-10 06:14:29,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 06:14:29,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:29,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:29,193 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 06:14:29,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:29,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 457 states and 1106 transitions. [2018-11-10 06:14:29,432 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 1106 transitions. [2018-11-10 06:14:29,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 06:14:29,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:29,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:29,456 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 06:14:29,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:29,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 458 states and 1106 transitions. [2018-11-10 06:14:29,466 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 1106 transitions. [2018-11-10 06:14:29,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 06:14:29,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:29,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:29,493 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 06:14:29,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:29,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 459 states and 1106 transitions. [2018-11-10 06:14:29,503 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 1106 transitions. [2018-11-10 06:14:29,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-10 06:14:29,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:29,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:29,529 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 06:14:29,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:29,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 461 states and 1109 transitions. [2018-11-10 06:14:29,545 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1109 transitions. [2018-11-10 06:14:29,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-10 06:14:29,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:29,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:29,573 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:29,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:29,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 463 states and 1112 transitions. [2018-11-10 06:14:29,615 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1112 transitions. [2018-11-10 06:14:29,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-10 06:14:29,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:29,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:29,641 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 06:14:29,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:29,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 464 states and 1112 transitions. [2018-11-10 06:14:29,649 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 1112 transitions. [2018-11-10 06:14:29,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-10 06:14:29,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:29,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:29,687 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:29,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:29,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 466 states and 1117 transitions. [2018-11-10 06:14:29,919 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1117 transitions. [2018-11-10 06:14:29,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-10 06:14:29,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:29,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:29,944 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:30,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:30,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 468 states and 1120 transitions. [2018-11-10 06:14:30,059 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1120 transitions. [2018-11-10 06:14:30,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-10 06:14:30,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:30,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:30,086 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:30,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:30,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 470 states and 1123 transitions. [2018-11-10 06:14:30,115 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1123 transitions. [2018-11-10 06:14:30,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-10 06:14:30,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:30,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:30,159 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 06:14:30,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:30,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 480 states and 1169 transitions. [2018-11-10 06:14:30,777 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1169 transitions. [2018-11-10 06:14:30,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-10 06:14:30,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:30,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:30,805 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 06:14:30,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:30,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 482 states and 1171 transitions. [2018-11-10 06:14:30,813 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1171 transitions. [2018-11-10 06:14:30,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-10 06:14:30,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:30,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:30,842 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 06:14:30,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:30,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 484 states and 1174 transitions. [2018-11-10 06:14:30,849 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 1174 transitions. [2018-11-10 06:14:30,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-10 06:14:30,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:30,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:30,877 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 06:14:30,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:30,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 485 states and 1175 transitions. [2018-11-10 06:14:30,885 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 1175 transitions. [2018-11-10 06:14:30,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-10 06:14:30,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:30,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:30,914 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 06:14:30,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:30,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 487 states and 1178 transitions. [2018-11-10 06:14:30,921 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 1178 transitions. [2018-11-10 06:14:30,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-10 06:14:30,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:30,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:30,950 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 06:14:31,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:31,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 490 states and 1183 transitions. [2018-11-10 06:14:31,080 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 1183 transitions. [2018-11-10 06:14:31,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-10 06:14:31,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:31,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:31,123 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 06:14:31,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:31,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 492 states and 1187 transitions. [2018-11-10 06:14:31,154 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 1187 transitions. [2018-11-10 06:14:31,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-10 06:14:31,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:31,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:31,185 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 06:14:31,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:31,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 493 states and 1187 transitions. [2018-11-10 06:14:31,302 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 1187 transitions. [2018-11-10 06:14:31,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-10 06:14:31,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:31,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:31,334 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 06:14:31,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:31,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 495 states and 1189 transitions. [2018-11-10 06:14:31,531 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 1189 transitions. [2018-11-10 06:14:31,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-10 06:14:31,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:31,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:31,565 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 06:14:31,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:31,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 497 states and 1194 transitions. [2018-11-10 06:14:31,580 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 1194 transitions. [2018-11-10 06:14:31,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-10 06:14:31,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:31,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:31,610 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 06:14:31,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:31,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 500 states and 1200 transitions. [2018-11-10 06:14:31,633 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1200 transitions. [2018-11-10 06:14:31,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-10 06:14:31,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:31,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:31,664 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 06:14:31,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:31,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 502 states and 1203 transitions. [2018-11-10 06:14:31,681 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1203 transitions. [2018-11-10 06:14:31,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-10 06:14:31,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:31,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:31,720 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 06:14:32,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:32,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 504 states and 1206 transitions. [2018-11-10 06:14:32,157 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1206 transitions. [2018-11-10 06:14:32,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-10 06:14:32,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:32,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:32,192 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 06:14:32,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:32,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 506 states and 1208 transitions. [2018-11-10 06:14:32,292 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1208 transitions. [2018-11-10 06:14:32,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-10 06:14:32,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:32,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:32,345 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-10 06:14:32,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:32,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 507 states and 1208 transitions. [2018-11-10 06:14:32,457 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1208 transitions. [2018-11-10 06:14:32,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-10 06:14:32,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:32,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:32,491 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 06:14:32,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:32,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 511 states and 1217 transitions. [2018-11-10 06:14:32,914 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 1217 transitions. [2018-11-10 06:14:32,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-10 06:14:32,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:32,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:32,943 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 06:14:33,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:33,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 512 states and 1218 transitions. [2018-11-10 06:14:33,049 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1218 transitions. [2018-11-10 06:14:33,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-10 06:14:33,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:33,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:33,080 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 06:14:33,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:33,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 514 states and 1222 transitions. [2018-11-10 06:14:33,101 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1222 transitions. [2018-11-10 06:14:33,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-10 06:14:33,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:33,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:33,136 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 06:14:33,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:33,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 515 states and 1223 transitions. [2018-11-10 06:14:33,158 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1223 transitions. [2018-11-10 06:14:33,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-10 06:14:33,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:33,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:33,187 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 06:14:33,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:33,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 516 states and 1223 transitions. [2018-11-10 06:14:33,421 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1223 transitions. [2018-11-10 06:14:33,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-10 06:14:33,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:33,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:33,448 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 06:14:33,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:33,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 519 states and 1229 transitions. [2018-11-10 06:14:33,461 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1229 transitions. [2018-11-10 06:14:33,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-10 06:14:33,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:33,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:33,492 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-10 06:14:33,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:33,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 520 states and 1229 transitions. [2018-11-10 06:14:33,516 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1229 transitions. [2018-11-10 06:14:33,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-10 06:14:33,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:33,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:33,546 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 06:14:33,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:33,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 522 states and 1232 transitions. [2018-11-10 06:14:33,571 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1232 transitions. [2018-11-10 06:14:33,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-10 06:14:33,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:33,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:33,602 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 06:14:33,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:33,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 525 states and 1238 transitions. [2018-11-10 06:14:33,618 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1238 transitions. [2018-11-10 06:14:33,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-10 06:14:33,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:33,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:33,649 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 06:14:33,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:33,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 527 states and 1241 transitions. [2018-11-10 06:14:33,663 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1241 transitions. [2018-11-10 06:14:33,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-10 06:14:33,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:33,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:33,699 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 06:14:33,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:33,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 528 states and 1241 transitions. [2018-11-10 06:14:33,711 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1241 transitions. [2018-11-10 06:14:33,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-10 06:14:33,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:33,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:33,739 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 06:14:33,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:33,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 530 states and 1245 transitions. [2018-11-10 06:14:33,753 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1245 transitions. [2018-11-10 06:14:33,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-10 06:14:33,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:33,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:33,782 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 06:14:33,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:33,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 531 states and 1246 transitions. [2018-11-10 06:14:33,809 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 1246 transitions. [2018-11-10 06:14:33,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 06:14:33,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:33,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:33,841 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 06:14:33,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:33,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 533 states and 1248 transitions. [2018-11-10 06:14:33,853 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1248 transitions. [2018-11-10 06:14:33,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-10 06:14:33,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:33,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:33,991 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 06:14:34,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:34,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 532 states and 1232 transitions. [2018-11-10 06:14:34,079 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1232 transitions. [2018-11-10 06:14:34,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 06:14:34,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:34,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:34,196 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 06:14:39,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:39,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 562 states and 1316 transitions. [2018-11-10 06:14:39,558 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1316 transitions. [2018-11-10 06:14:39,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 06:14:39,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:39,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:39,587 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 06:14:39,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:39,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 564 states and 1320 transitions. [2018-11-10 06:14:39,600 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1320 transitions. [2018-11-10 06:14:39,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-10 06:14:39,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:39,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:39,643 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 06:14:39,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:39,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 565 states and 1320 transitions. [2018-11-10 06:14:39,667 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1320 transitions. [2018-11-10 06:14:39,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 06:14:39,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:39,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:39,698 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 06:14:39,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:39,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 566 states and 1320 transitions. [2018-11-10 06:14:39,719 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1320 transitions. [2018-11-10 06:14:39,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 06:14:39,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:39,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:39,753 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 06:14:39,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:39,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 567 states and 1321 transitions. [2018-11-10 06:14:39,779 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1321 transitions. [2018-11-10 06:14:39,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 06:14:39,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:39,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:40,008 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:40,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:40,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 572 states and 1349 transitions. [2018-11-10 06:14:40,923 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1349 transitions. [2018-11-10 06:14:40,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 06:14:40,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:40,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:40,951 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:41,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:41,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 575 states and 1377 transitions. [2018-11-10 06:14:41,163 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1377 transitions. [2018-11-10 06:14:41,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 06:14:41,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:41,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:41,188 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:41,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:41,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 578 states and 1406 transitions. [2018-11-10 06:14:41,435 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1406 transitions. [2018-11-10 06:14:41,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-10 06:14:41,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:41,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:41,464 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 06:14:41,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:41,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 579 states and 1406 transitions. [2018-11-10 06:14:41,477 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1406 transitions. [2018-11-10 06:14:41,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 06:14:41,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:41,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:41,512 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 06:14:41,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:41,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 581 states and 1408 transitions. [2018-11-10 06:14:41,523 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1408 transitions. [2018-11-10 06:14:41,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 06:14:41,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:41,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:41,563 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 06:14:41,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:41,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 583 states and 1410 transitions. [2018-11-10 06:14:41,596 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1410 transitions. [2018-11-10 06:14:41,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-10 06:14:41,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:41,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:41,729 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 06:14:41,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:41,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 582 states and 1390 transitions. [2018-11-10 06:14:41,834 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1390 transitions. [2018-11-10 06:14:41,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 06:14:41,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:41,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:41,879 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 06:14:41,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:41,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 582 states and 1389 transitions. [2018-11-10 06:14:41,892 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1389 transitions. [2018-11-10 06:14:41,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 06:14:41,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:41,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:41,944 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 06:14:41,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:41,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 582 states and 1386 transitions. [2018-11-10 06:14:41,955 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1386 transitions. [2018-11-10 06:14:41,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 06:14:41,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:41,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:42,079 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 06:14:42,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:42,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 581 states and 1366 transitions. [2018-11-10 06:14:42,191 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1366 transitions. [2018-11-10 06:14:42,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 06:14:42,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:42,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:42,305 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:14:42,318 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 06:14:42,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:42,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 597 states and 1391 transitions. [2018-11-10 06:14:42,444 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1391 transitions. [2018-11-10 06:14:42,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 06:14:42,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:42,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:42,546 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:14:42,553 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 06:14:42,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:42,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 599 states and 1391 transitions. [2018-11-10 06:14:42,567 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 1391 transitions. [2018-11-10 06:14:42,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 06:14:42,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:42,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:42,805 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:44,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:44,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 607 states and 1441 transitions. [2018-11-10 06:14:44,932 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1441 transitions. [2018-11-10 06:14:44,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 06:14:44,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:44,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:44,962 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:45,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:45,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 611 states and 1469 transitions. [2018-11-10 06:14:45,523 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1469 transitions. [2018-11-10 06:14:45,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 06:14:45,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:45,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:45,551 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:46,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:46,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 617 states and 1496 transitions. [2018-11-10 06:14:46,269 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1496 transitions. [2018-11-10 06:14:46,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 06:14:46,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:46,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:46,310 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:46,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:46,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 619 states and 1502 transitions. [2018-11-10 06:14:46,899 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1502 transitions. [2018-11-10 06:14:46,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 06:14:46,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:46,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:46,929 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:14:47,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:47,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 621 states and 1507 transitions. [2018-11-10 06:14:47,203 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1507 transitions. [2018-11-10 06:14:47,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 06:14:47,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:47,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:47,231 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 06:14:47,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:47,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 621 states and 1506 transitions. [2018-11-10 06:14:47,243 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1506 transitions. [2018-11-10 06:14:47,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 06:14:47,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:47,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:47,271 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 06:14:47,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:47,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 621 states and 1503 transitions. [2018-11-10 06:14:47,285 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1503 transitions. [2018-11-10 06:14:47,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-10 06:14:47,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:47,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:47,419 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 06:14:48,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:48,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 628 states and 1548 transitions. [2018-11-10 06:14:48,121 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1548 transitions. [2018-11-10 06:14:48,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 06:14:48,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:48,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:14:48,222 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 06:14:48,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:48,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 634 states and 1557 transitions. [2018-11-10 06:14:48,240 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1557 transitions. [2018-11-10 06:14:48,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 06:14:48,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:48,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:48,362 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:14:48,371 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 06:14:48,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:48,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 636 states and 1557 transitions. [2018-11-10 06:14:48,393 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1557 transitions. [2018-11-10 06:14:48,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 06:14:48,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:48,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:48,564 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 06:14:49,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:49,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 638 states and 1575 transitions. [2018-11-10 06:14:49,281 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1575 transitions. [2018-11-10 06:14:49,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 06:14:49,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:49,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:49,312 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 06:14:50,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:50,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 648 states and 1631 transitions. [2018-11-10 06:14:50,867 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1631 transitions. [2018-11-10 06:14:50,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 06:14:50,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:50,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:50,922 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 06:14:51,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:51,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 653 states and 1656 transitions. [2018-11-10 06:14:51,700 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1656 transitions. [2018-11-10 06:14:51,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 06:14:51,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:51,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:51,744 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 06:14:52,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:52,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 655 states and 1672 transitions. [2018-11-10 06:14:52,063 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1672 transitions. [2018-11-10 06:14:52,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 06:14:52,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:52,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:52,329 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 06:14:55,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:55,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 681 states and 1756 transitions. [2018-11-10 06:14:55,725 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1756 transitions. [2018-11-10 06:14:55,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 06:14:55,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:55,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:55,758 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 06:14:56,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:56,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 682 states and 1760 transitions. [2018-11-10 06:14:56,168 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1760 transitions. [2018-11-10 06:14:56,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-10 06:14:56,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:56,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:56,227 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 06:14:57,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:57,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 689 states and 1789 transitions. [2018-11-10 06:14:57,161 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1789 transitions. [2018-11-10 06:14:57,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-10 06:14:57,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:57,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:57,200 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 14 proven. 19 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 06:14:57,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:57,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 690 states and 1789 transitions. [2018-11-10 06:14:57,215 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1789 transitions. [2018-11-10 06:14:57,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 06:14:57,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:57,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:57,283 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 06:14:57,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:57,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 692 states and 1792 transitions. [2018-11-10 06:14:57,631 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1792 transitions. [2018-11-10 06:14:57,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-10 06:14:57,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:57,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:57,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:14:57,731 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 06:14:57,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:57,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 694 states and 1792 transitions. [2018-11-10 06:14:57,747 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1792 transitions. [2018-11-10 06:14:57,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-10 06:14:57,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:57,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:57,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:14:57,849 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 06:14:57,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:14:57,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 696 states and 1792 transitions. [2018-11-10 06:14:57,867 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1792 transitions. [2018-11-10 06:14:57,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 06:14:57,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:14:57,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:14:57,898 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 06:15:00,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:00,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1903 states to 706 states and 1846 transitions. [2018-11-10 06:15:00,163 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1846 transitions. [2018-11-10 06:15:00,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 06:15:00,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:00,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:00,198 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 06:15:00,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:00,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 708 states and 1849 transitions. [2018-11-10 06:15:00,548 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1849 transitions. [2018-11-10 06:15:00,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 06:15:00,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:00,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:00,608 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 06:15:02,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:02,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 718 states and 1899 transitions. [2018-11-10 06:15:02,986 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1899 transitions. [2018-11-10 06:15:02,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 06:15:02,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:02,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:03,018 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 06:15:03,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:03,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1959 states to 720 states and 1902 transitions. [2018-11-10 06:15:03,388 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1902 transitions. [2018-11-10 06:15:03,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-10 06:15:03,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:03,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:03,870 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:15:06,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:06,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 732 states and 1980 transitions. [2018-11-10 06:15:06,716 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1980 transitions. [2018-11-10 06:15:06,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-10 06:15:06,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:06,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:06,748 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:15:08,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:08,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2064 states to 737 states and 2007 transitions. [2018-11-10 06:15:08,182 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 2007 transitions. [2018-11-10 06:15:08,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-10 06:15:08,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:08,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:08,211 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:15:09,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:09,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 742 states and 2032 transitions. [2018-11-10 06:15:09,888 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 2032 transitions. [2018-11-10 06:15:09,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-10 06:15:09,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:09,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:09,925 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 06:15:10,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:10,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2102 states to 747 states and 2045 transitions. [2018-11-10 06:15:10,707 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 2045 transitions. [2018-11-10 06:15:10,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-10 06:15:10,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:10,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:10,739 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 06:15:13,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:13,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2147 states to 757 states and 2090 transitions. [2018-11-10 06:15:13,547 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 2090 transitions. [2018-11-10 06:15:13,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-10 06:15:13,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:13,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:13,575 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 06:15:14,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:14,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 760 states and 2097 transitions. [2018-11-10 06:15:14,109 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 2097 transitions. [2018-11-10 06:15:14,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-10 06:15:14,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:14,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:14,149 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 14 proven. 20 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 06:15:16,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:16,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2209 states to 779 states and 2152 transitions. [2018-11-10 06:15:16,913 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 2152 transitions. [2018-11-10 06:15:16,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-10 06:15:16,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:16,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:17,356 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:15:19,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:19,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 784 states and 2169 transitions. [2018-11-10 06:15:19,147 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 2169 transitions. [2018-11-10 06:15:19,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-10 06:15:19,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:19,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:19,176 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:15:20,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:20,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2233 states to 786 states and 2176 transitions. [2018-11-10 06:15:20,144 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 2176 transitions. [2018-11-10 06:15:20,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-10 06:15:20,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:20,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:20,170 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:15:21,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:21,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2239 states to 789 states and 2182 transitions. [2018-11-10 06:15:21,199 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 2182 transitions. [2018-11-10 06:15:21,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-10 06:15:21,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:21,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:21,225 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-10 06:15:23,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:23,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2291 states to 799 states and 2234 transitions. [2018-11-10 06:15:23,176 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 2234 transitions. [2018-11-10 06:15:23,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-10 06:15:23,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:23,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:23,673 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 06:15:25,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:25,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 803 states and 2247 transitions. [2018-11-10 06:15:25,309 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 2247 transitions. [2018-11-10 06:15:25,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 06:15:25,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:25,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:25,352 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 14 proven. 20 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 06:15:25,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:25,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 805 states and 2250 transitions. [2018-11-10 06:15:25,377 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 2250 transitions. [2018-11-10 06:15:25,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 06:15:25,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:25,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:25,422 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 14 proven. 20 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 06:15:25,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:25,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 806 states and 2250 transitions. [2018-11-10 06:15:25,439 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 2250 transitions. [2018-11-10 06:15:25,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 06:15:25,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:25,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:25,491 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 14 proven. 26 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-10 06:15:25,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:25,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 807 states and 2250 transitions. [2018-11-10 06:15:25,508 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 2250 transitions. [2018-11-10 06:15:25,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-10 06:15:25,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:25,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:25,546 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-10 06:15:28,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:28,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2339 states to 816 states and 2282 transitions. [2018-11-10 06:15:28,097 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 2282 transitions. [2018-11-10 06:15:28,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-10 06:15:28,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:28,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:28,309 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 06:15:32,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:32,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2430 states to 841 states and 2373 transitions. [2018-11-10 06:15:32,903 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 2373 transitions. [2018-11-10 06:15:32,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-10 06:15:32,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:32,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:32,936 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 06:15:33,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:33,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2440 states to 844 states and 2383 transitions. [2018-11-10 06:15:33,900 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 2383 transitions. [2018-11-10 06:15:33,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-10 06:15:33,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:33,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:33,937 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 06:15:34,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:34,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 846 states and 2388 transitions. [2018-11-10 06:15:34,406 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 2388 transitions. [2018-11-10 06:15:34,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-10 06:15:34,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:34,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:34,625 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 06:15:40,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:40,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 872 states and 2486 transitions. [2018-11-10 06:15:40,892 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 2486 transitions. [2018-11-10 06:15:40,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-10 06:15:40,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:40,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:40,933 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 06:15:40,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:40,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 873 states and 2486 transitions. [2018-11-10 06:15:40,960 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 2486 transitions. [2018-11-10 06:15:40,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-10 06:15:40,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:40,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:40,991 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-10 06:15:45,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:45,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 897 states and 2573 transitions. [2018-11-10 06:15:45,623 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 2573 transitions. [2018-11-10 06:15:45,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-10 06:15:45,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:45,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:45,652 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 06:15:50,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:50,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 921 states and 2669 transitions. [2018-11-10 06:15:50,613 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 2669 transitions. [2018-11-10 06:15:50,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-10 06:15:50,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:50,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:50,642 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 06:15:51,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:51,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 924 states and 2677 transitions. [2018-11-10 06:15:51,652 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 2677 transitions. [2018-11-10 06:15:51,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-10 06:15:51,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:51,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:51,683 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-10 06:15:55,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:55,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2778 states to 942 states and 2721 transitions. [2018-11-10 06:15:55,013 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 2721 transitions. [2018-11-10 06:15:55,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-10 06:15:55,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:55,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:55,286 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 06:15:56,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:56,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2775 states to 942 states and 2718 transitions. [2018-11-10 06:15:56,075 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 2718 transitions. [2018-11-10 06:15:56,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-10 06:15:56,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:56,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:56,106 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-10 06:15:59,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:15:59,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 952 states and 2772 transitions. [2018-11-10 06:15:59,566 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 2772 transitions. [2018-11-10 06:15:59,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-10 06:15:59,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:15:59,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:15:59,595 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 06:16:00,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:16:00,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2832 states to 954 states and 2775 transitions. [2018-11-10 06:16:00,119 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 2775 transitions. [2018-11-10 06:16:00,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-10 06:16:00,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:16:00,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:16:00,147 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 06:16:00,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:16:00,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 954 states and 2772 transitions. [2018-11-10 06:16:00,734 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 2772 transitions. [2018-11-10 06:16:00,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-10 06:16:00,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:16:00,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:16:00,771 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 14 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 06:16:00,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:16:00,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 955 states and 2772 transitions. [2018-11-10 06:16:00,790 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 2772 transitions. [2018-11-10 06:16:00,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-10 06:16:00,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:16:00,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:16:00,830 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:16:01,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:16:01,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2828 states to 955 states and 2771 transitions. [2018-11-10 06:16:01,416 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 2771 transitions. [2018-11-10 06:16:01,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-10 06:16:01,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:16:01,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:16:01,446 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 06:16:02,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:16:02,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2827 states to 955 states and 2770 transitions. [2018-11-10 06:16:02,026 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 2770 transitions. [2018-11-10 06:16:02,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 06:16:02,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:16:02,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:16:02,064 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 16 proven. 12 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 06:16:02,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:16:02,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2831 states to 957 states and 2773 transitions. [2018-11-10 06:16:02,407 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 2773 transitions. [2018-11-10 06:16:02,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-10 06:16:02,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:16:02,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:16:02,444 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 14 proven. 20 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 06:16:03,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:16:03,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2839 states to 961 states and 2781 transitions. [2018-11-10 06:16:03,907 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 2781 transitions. [2018-11-10 06:16:03,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-10 06:16:03,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:16:03,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:16:03,938 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 06:16:04,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:16:04,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2838 states to 961 states and 2780 transitions. [2018-11-10 06:16:04,713 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 2780 transitions. [2018-11-10 06:16:04,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-10 06:16:04,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:16:04,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:16:04,747 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 06:16:07,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:16:07,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 969 states and 2829 transitions. [2018-11-10 06:16:07,594 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 2829 transitions. [2018-11-10 06:16:07,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-10 06:16:07,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:16:07,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:16:07,624 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 06:16:09,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:16:09,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2891 states to 971 states and 2833 transitions. [2018-11-10 06:16:09,071 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 2833 transitions. [2018-11-10 06:16:09,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 06:16:09,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:16:09,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:16:10,012 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 06:16:13,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:16:13,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 969 states and 2829 transitions. [2018-11-10 06:16:13,164 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 2829 transitions. [2018-11-10 06:16:13,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-10 06:16:13,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:16:13,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:16:13,196 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 06:16:14,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:16:14,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 131 states and 182 transitions. [2018-11-10 06:16:14,703 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 182 transitions. [2018-11-10 06:16:14,703 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 06:16:14,703 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 179 iterations. [2018-11-10 06:16:14,711 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 06:16:15,517 WARN L179 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 21 [2018-11-10 06:16:15,616 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:16:15,618 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 06:16:15,621 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:16:15,621 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:16:15,621 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:16:15,621 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:16:15,621 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:16:15,621 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:16:15,621 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:16:15,621 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:16:15,621 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:16:15,621 INFO L582 CodeCheckObserver]: Invariant with dag size 21 [2018-11-10 06:16:15,622 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:16:15,622 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:16:15,622 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:16:15,622 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:16:15,622 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:16:15,623 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:16:15,623 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:16:15,623 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 06:16:15,623 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:16:15,623 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:16:15,623 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:16:15,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 06:16:15 ImpRootNode [2018-11-10 06:16:15,624 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 06:16:15,624 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 06:16:15,624 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 06:16:15,624 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 06:16:15,624 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:14:02" (3/4) ... [2018-11-10 06:16:15,627 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 06:16:15,630 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_lock_busted_write_delay [2018-11-10 06:16:15,630 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_spin_lock_write_delay [2018-11-10 06:16:15,631 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lock_torture_cleanup [2018-11-10 06:16:15,631 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_lock_spin_write_unlock_irq [2018-11-10 06:16:15,631 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_unlock [2018-11-10 06:16:15,631 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_lock [2018-11-10 06:16:15,631 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_spin_lock_write_lock_irq [2018-11-10 06:16:15,631 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-11-10 06:16:15,631 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_lock_busted_write_lock [2018-11-10 06:16:15,631 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_spin_lock_write_lock [2018-11-10 06:16:15,631 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~~TO~VOID [2018-11-10 06:16:15,631 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2018-11-10 06:16:15,631 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2018-11-10 06:16:15,631 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2018-11-10 06:16:15,631 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lock_torture_stats_print [2018-11-10 06:16:15,631 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_lock_busted_write_unlock [2018-11-10 06:16:15,631 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_spin_lock_write_unlock [2018-11-10 06:16:15,631 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_alloc_flags [2018-11-10 06:16:15,631 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lock_torture_print_module_parms [2018-11-10 06:16:15,640 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 204 nodes and edges [2018-11-10 06:16:15,642 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 63 nodes and edges [2018-11-10 06:16:15,642 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-10 06:16:15,643 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 06:16:15,731 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4dd7d70e-45e4-4db3-a8a4-e993f4be7b52/bin-2019/ukojak/witness.graphml [2018-11-10 06:16:15,731 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 06:16:15,732 INFO L168 Benchmark]: Toolchain (without parser) took 173949.28 ms. Allocated memory was 1.0 GB in the beginning and 2.7 GB in the end (delta: 1.7 GB). Free memory was 951.8 MB in the beginning and 2.4 GB in the end (delta: -1.4 GB). Peak memory consumption was 237.7 MB. Max. memory is 11.5 GB. [2018-11-10 06:16:15,732 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:16:15,732 INFO L168 Benchmark]: CACSL2BoogieTranslator took 713.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -146.1 MB). Peak memory consumption was 67.5 MB. Max. memory is 11.5 GB. [2018-11-10 06:16:15,733 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.98 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:16:15,733 INFO L168 Benchmark]: Boogie Preprocessor took 47.75 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: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 11.5 GB. [2018-11-10 06:16:15,733 INFO L168 Benchmark]: RCFGBuilder took 39899.52 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 87.6 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -93.8 MB). Peak memory consumption was 321.3 MB. Max. memory is 11.5 GB. [2018-11-10 06:16:15,733 INFO L168 Benchmark]: CodeCheck took 133117.28 ms. Allocated memory was 1.3 GB in the beginning and 2.7 GB in the end (delta: 1.4 GB). Free memory was 1.2 GB in the beginning and 2.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.9 GB. Max. memory is 11.5 GB. [2018-11-10 06:16:15,734 INFO L168 Benchmark]: Witness Printer took 107.31 ms. Allocated memory is still 2.7 GB. Free memory was 2.4 GB in the beginning and 2.4 GB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 11.5 GB. [2018-11-10 06:16:15,735 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, 434 locations, 1 error locations. SAFE Result, 132.1s OverallTime, 179 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -2110980088 SDtfs, 662006096 SDslu, 104748160 SDs, 0 SdLazy, -1035808686 SolverSat, -612725694 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2155.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 151711 GetRequests, 149719 SyntacticMatches, 826 SemanticMatches, 1166 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 711209 ImplicationChecksByTransitivity, 105.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 8.7s InterpolantComputationTime, 13768 NumberOfCodeBlocks, 13768 NumberOfCodeBlocksAsserted, 178 NumberOfCheckSat, 13590 ConstructedInterpolants, 0 QuantifiedInterpolants, 2109797 SizeOfPredicates, 0 NumberOfNonLiveVariables, 4384 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 178 InterpolantComputations, 148 PerfectInterpolantSequences, 4710/5056 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: 2125]: 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: 2485]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2452]: 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: ((((!(stutter == 5) || shuffle_interval < 3) || !(onoff_interval == 0)) || !(shutdown_secs == 0)) || !(ref_cnt == 0)) || !(ldv_spin == 0) - InvariantResult [Line: 2179]: Loop Invariant Derived loop invariant: 1 - 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: 2497]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: 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 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 713.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -146.1 MB). Peak memory consumption was 67.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 60.98 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.75 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: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 39899.52 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 87.6 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -93.8 MB). Peak memory consumption was 321.3 MB. Max. memory is 11.5 GB. * CodeCheck took 133117.28 ms. Allocated memory was 1.3 GB in the beginning and 2.7 GB in the end (delta: 1.4 GB). Free memory was 1.2 GB in the beginning and 2.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.9 GB. Max. memory is 11.5 GB. * Witness Printer took 107.31 ms. Allocated memory is still 2.7 GB. Free memory was 2.4 GB in the beginning and 2.4 GB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...