./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point_true-unreach-call.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a0b74c76-b5df-4c61-a00b-133d12b0f999/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a0b74c76-b5df-4c61-a00b-133d12b0f999/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a0b74c76-b5df-4c61-a00b-133d12b0f999/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a0b74c76-b5df-4c61-a00b-133d12b0f999/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.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a0b74c76-b5df-4c61-a00b-133d12b0f999/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a0b74c76-b5df-4c61-a00b-133d12b0f999/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 daceda4fb3bf12a25eb56ddc650ae304c7e70427 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 16:45:14,358 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 16:45:14,359 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 16:45:14,365 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 16:45:14,366 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 16:45:14,366 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 16:45:14,367 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 16:45:14,368 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 16:45:14,368 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 16:45:14,369 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 16:45:14,369 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 16:45:14,369 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 16:45:14,370 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 16:45:14,370 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 16:45:14,371 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 16:45:14,371 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 16:45:14,372 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 16:45:14,372 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 16:45:14,373 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 16:45:14,374 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 16:45:14,374 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 16:45:14,375 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 16:45:14,376 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 16:45:14,376 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 16:45:14,376 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 16:45:14,377 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 16:45:14,377 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 16:45:14,378 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 16:45:14,378 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 16:45:14,378 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 16:45:14,378 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 16:45:14,379 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 16:45:14,379 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 16:45:14,379 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 16:45:14,379 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 16:45:14,380 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 16:45:14,380 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a0b74c76-b5df-4c61-a00b-133d12b0f999/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-12-08 16:45:14,387 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 16:45:14,387 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 16:45:14,388 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 16:45:14,388 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 16:45:14,388 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 16:45:14,388 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 16:45:14,388 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 16:45:14,388 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 16:45:14,389 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 16:45:14,389 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 16:45:14,389 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 16:45:14,389 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 16:45:14,389 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 16:45:14,389 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 16:45:14,389 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 16:45:14,389 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 16:45:14,389 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 16:45:14,389 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 16:45:14,389 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 16:45:14,390 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 16:45:14,390 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 16:45:14,390 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 16:45:14,390 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 16:45:14,390 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 16:45:14,390 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 16:45:14,390 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 16:45:14,390 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-08 16:45:14,390 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_a0b74c76-b5df-4c61-a00b-133d12b0f999/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 -> daceda4fb3bf12a25eb56ddc650ae304c7e70427 [2018-12-08 16:45:14,410 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 16:45:14,420 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 16:45:14,422 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 16:45:14,423 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 16:45:14,424 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 16:45:14,424 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a0b74c76-b5df-4c61-a00b-133d12b0f999/bin-2019/ukojak/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point_true-unreach-call.cil.out.i [2018-12-08 16:45:14,469 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a0b74c76-b5df-4c61-a00b-133d12b0f999/bin-2019/ukojak/data/abc64f0b0/61673bde674841eeb54fc6325cdbeafd/FLAG9466de6fb [2018-12-08 16:45:14,854 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 16:45:14,854 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a0b74c76-b5df-4c61-a00b-133d12b0f999/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point_true-unreach-call.cil.out.i [2018-12-08 16:45:14,865 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a0b74c76-b5df-4c61-a00b-133d12b0f999/bin-2019/ukojak/data/abc64f0b0/61673bde674841eeb54fc6325cdbeafd/FLAG9466de6fb [2018-12-08 16:45:14,873 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a0b74c76-b5df-4c61-a00b-133d12b0f999/bin-2019/ukojak/data/abc64f0b0/61673bde674841eeb54fc6325cdbeafd [2018-12-08 16:45:14,875 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 16:45:14,876 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 16:45:14,877 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 16:45:14,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 16:45:14,879 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 16:45:14,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:45:14" (1/1) ... [2018-12-08 16:45:14,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d04ea20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:45:14, skipping insertion in model container [2018-12-08 16:45:14,881 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:45:14" (1/1) ... [2018-12-08 16:45:14,885 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 16:45:14,920 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 16:45:15,072 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1753] [2018-12-08 16:45:15,072 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1754-1755] [2018-12-08 16:45:15,293 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:45:15,305 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 16:45:15,331 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1753] [2018-12-08 16:45:15,331 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1754-1755] [2018-12-08 16:45:15,368 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:45:15,398 INFO L195 MainTranslator]: Completed translation [2018-12-08 16:45:15,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:45:15 WrapperNode [2018-12-08 16:45:15,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 16:45:15,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 16:45:15,399 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 16:45:15,399 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 16:45:15,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:45:15" (1/1) ... [2018-12-08 16:45:15,418 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:45:15" (1/1) ... [2018-12-08 16:45:15,442 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 16:45:15,442 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 16:45:15,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 16:45:15,443 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 16:45:15,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:45:15" (1/1) ... [2018-12-08 16:45:15,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:45:15" (1/1) ... [2018-12-08 16:45:15,453 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:45:15" (1/1) ... [2018-12-08 16:45:15,453 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:45:15" (1/1) ... [2018-12-08 16:45:15,465 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:45:15" (1/1) ... [2018-12-08 16:45:15,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:45:15" (1/1) ... [2018-12-08 16:45:15,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:45:15" (1/1) ... [2018-12-08 16:45:15,475 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 16:45:15,476 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 16:45:15,476 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 16:45:15,476 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 16:45:15,477 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:45:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a0b74c76-b5df-4c61-a00b-133d12b0f999/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 [2018-12-08 16:45:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure _torture_stop_kthread [2018-12-08 16:45:15,515 INFO L138 BoogieDeclarations]: Found implementation of procedure _torture_stop_kthread [2018-12-08 16:45:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 16:45:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_lock [2018-12-08 16:45:15,515 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_lock [2018-12-08 16:45:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-12-08 16:45:15,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-12-08 16:45:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 16:45:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_delay [2018-12-08 16:45:15,516 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_delay [2018-12-08 16:45:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2018-12-08 16:45:15,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2018-12-08 16:45:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure _torture_create_kthread [2018-12-08 16:45:15,516 INFO L138 BoogieDeclarations]: Found implementation of procedure _torture_create_kthread [2018-12-08 16:45:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_lock [2018-12-08 16:45:15,516 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_lock [2018-12-08 16:45:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2018-12-08 16:45:15,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2018-12-08 16:45:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-08 16:45:15,517 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2018-12-08 16:45:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_spin_write_unlock_irq [2018-12-08 16:45:15,517 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_spin_write_unlock_irq [2018-12-08 16:45:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 16:45:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-12-08 16:45:15,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-12-08 16:45:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure torture_random [2018-12-08 16:45:15,517 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_random [2018-12-08 16:45:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_cleanup [2018-12-08 16:45:15,518 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_cleanup [2018-12-08 16:45:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure torture_init_end [2018-12-08 16:45:15,518 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_init_end [2018-12-08 16:45:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2018-12-08 16:45:15,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2018-12-08 16:45:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2018-12-08 16:45:15,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2018-12-08 16:45:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-08 16:45:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_stats_print [2018-12-08 16:45:15,518 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_stats_print [2018-12-08 16:45:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-08 16:45:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2018-12-08 16:45:15,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2018-12-08 16:45:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_lock_irq [2018-12-08 16:45:15,519 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_lock_irq [2018-12-08 16:45:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 16:45:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-08 16:45:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_delay [2018-12-08 16:45:15,519 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_delay [2018-12-08 16:45:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-12-08 16:45:15,520 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-12-08 16:45:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_unlock [2018-12-08 16:45:15,520 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_unlock [2018-12-08 16:45:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_print_module_parms [2018-12-08 16:45:15,520 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_print_module_parms [2018-12-08 16:45:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 16:45:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-12-08 16:45:15,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-12-08 16:45:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_unlock [2018-12-08 16:45:15,520 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_unlock [2018-12-08 16:45:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 16:45:15,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 16:45:16,678 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 16:45:16,678 INFO L280 CfgBuilder]: Removed 78 assue(true) statements. [2018-12-08 16:45:16,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:45:16 BoogieIcfgContainer [2018-12-08 16:45:16,679 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 16:45:16,679 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 16:45:16,679 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 16:45:16,686 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 16:45:16,686 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:45:16" (1/1) ... [2018-12-08 16:45:16,694 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:45:16,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:16,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 250 states and 362 transitions. [2018-12-08 16:45:16,723 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 362 transitions. [2018-12-08 16:45:16,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-08 16:45:16,730 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:16,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:16,969 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:17,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:17,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 255 states and 402 transitions. [2018-12-08 16:45:17,011 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 402 transitions. [2018-12-08 16:45:17,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-08 16:45:17,013 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:17,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:17,060 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:45:17,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:17,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 256 states and 403 transitions. [2018-12-08 16:45:17,070 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 403 transitions. [2018-12-08 16:45:17,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-08 16:45:17,071 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:17,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:17,129 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:17,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:17,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 275 states and 474 transitions. [2018-12-08 16:45:17,231 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 474 transitions. [2018-12-08 16:45:17,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-08 16:45:17,234 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:17,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:17,295 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:17,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:17,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 276 states and 474 transitions. [2018-12-08 16:45:17,301 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 474 transitions. [2018-12-08 16:45:17,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-08 16:45:17,302 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:17,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:17,350 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:17,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:17,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 279 states and 508 transitions. [2018-12-08 16:45:17,454 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 508 transitions. [2018-12-08 16:45:17,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-08 16:45:17,456 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:17,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:17,488 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 16:45:17,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:17,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 281 states and 511 transitions. [2018-12-08 16:45:17,493 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 511 transitions. [2018-12-08 16:45:17,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-08 16:45:17,494 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:17,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:17,532 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:45:17,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:17,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 282 states and 511 transitions. [2018-12-08 16:45:17,576 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 511 transitions. [2018-12-08 16:45:17,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-08 16:45:17,577 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:17,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:17,664 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:17,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:17,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 291 states and 562 transitions. [2018-12-08 16:45:17,864 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 562 transitions. [2018-12-08 16:45:17,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-08 16:45:17,865 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:17,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:17,894 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:17,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:17,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 293 states and 564 transitions. [2018-12-08 16:45:17,931 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 564 transitions. [2018-12-08 16:45:17,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-08 16:45:17,931 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:17,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:17,976 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:18,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:18,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 298 states and 601 transitions. [2018-12-08 16:45:18,292 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 601 transitions. [2018-12-08 16:45:18,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-08 16:45:18,294 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:18,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:18,358 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:18,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:18,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 297 states and 594 transitions. [2018-12-08 16:45:18,394 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 594 transitions. [2018-12-08 16:45:18,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-08 16:45:18,395 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:18,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:18,435 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:18,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:18,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 307 states and 614 transitions. [2018-12-08 16:45:18,451 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 614 transitions. [2018-12-08 16:45:18,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-08 16:45:18,452 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:18,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:18,495 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:18,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:18,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 306 states and 607 transitions. [2018-12-08 16:45:18,526 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 607 transitions. [2018-12-08 16:45:18,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-08 16:45:18,527 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:18,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:18,558 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 16:45:18,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:18,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 308 states and 610 transitions. [2018-12-08 16:45:18,724 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 610 transitions. [2018-12-08 16:45:18,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-08 16:45:18,725 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:18,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:18,800 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:19,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:19,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 314 states and 646 transitions. [2018-12-08 16:45:19,323 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 646 transitions. [2018-12-08 16:45:19,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-08 16:45:19,324 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:19,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:19,354 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 16:45:19,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:19,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 315 states and 646 transitions. [2018-12-08 16:45:19,366 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 646 transitions. [2018-12-08 16:45:19,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-08 16:45:19,367 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:19,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:19,396 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 16:45:19,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:19,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 317 states and 652 transitions. [2018-12-08 16:45:19,627 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 652 transitions. [2018-12-08 16:45:19,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-08 16:45:19,628 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:19,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:19,691 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:19,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:19,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 320 states and 657 transitions. [2018-12-08 16:45:19,699 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 657 transitions. [2018-12-08 16:45:19,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 16:45:19,700 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:19,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:19,726 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:45:19,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:19,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 321 states and 658 transitions. [2018-12-08 16:45:19,731 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 658 transitions. [2018-12-08 16:45:19,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-08 16:45:19,732 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:19,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:19,777 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 16:45:19,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:19,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 326 states and 697 transitions. [2018-12-08 16:45:19,896 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 697 transitions. [2018-12-08 16:45:19,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-08 16:45:19,897 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:19,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:19,926 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:45:19,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:19,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 327 states and 697 transitions. [2018-12-08 16:45:19,934 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 697 transitions. [2018-12-08 16:45:19,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-08 16:45:19,935 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:19,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:20,038 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:20,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:20,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 329 states and 700 transitions. [2018-12-08 16:45:20,135 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 700 transitions. [2018-12-08 16:45:20,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-08 16:45:20,136 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:20,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:20,168 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:45:20,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:20,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 332 states and 706 transitions. [2018-12-08 16:45:20,513 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 706 transitions. [2018-12-08 16:45:20,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-08 16:45:20,514 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:20,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:20,536 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:45:20,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:20,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 333 states and 706 transitions. [2018-12-08 16:45:20,545 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 706 transitions. [2018-12-08 16:45:20,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-08 16:45:20,546 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:20,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:20,575 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:45:20,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:20,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 336 states and 711 transitions. [2018-12-08 16:45:20,600 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 711 transitions. [2018-12-08 16:45:20,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-08 16:45:20,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:20,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:20,678 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:20,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:20,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 339 states and 719 transitions. [2018-12-08 16:45:20,847 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 719 transitions. [2018-12-08 16:45:20,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-08 16:45:20,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:20,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:20,896 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:20,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:20,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 342 states and 725 transitions. [2018-12-08 16:45:20,904 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 725 transitions. [2018-12-08 16:45:20,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-08 16:45:20,905 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:20,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:20,930 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:45:21,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:21,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 347 states and 764 transitions. [2018-12-08 16:45:21,503 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 764 transitions. [2018-12-08 16:45:21,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-08 16:45:21,504 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:21,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:21,526 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 16:45:21,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:21,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 349 states and 770 transitions. [2018-12-08 16:45:21,537 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 770 transitions. [2018-12-08 16:45:21,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-08 16:45:21,538 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:21,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:21,562 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 16:45:21,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:21,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 350 states and 770 transitions. [2018-12-08 16:45:21,633 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 770 transitions. [2018-12-08 16:45:21,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-08 16:45:21,634 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:21,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:21,663 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 16:45:21,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:21,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 353 states and 773 transitions. [2018-12-08 16:45:21,681 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 773 transitions. [2018-12-08 16:45:21,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-08 16:45:21,682 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:21,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:21,719 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:21,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:21,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 355 states and 776 transitions. [2018-12-08 16:45:21,810 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 776 transitions. [2018-12-08 16:45:21,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-08 16:45:21,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:21,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:21,831 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 16:45:21,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:21,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 356 states and 777 transitions. [2018-12-08 16:45:21,840 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 777 transitions. [2018-12-08 16:45:21,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-08 16:45:21,841 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:21,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:21,884 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 16:45:21,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:21,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 358 states and 779 transitions. [2018-12-08 16:45:21,893 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 779 transitions. [2018-12-08 16:45:21,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-08 16:45:21,894 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:21,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:21,914 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 16:45:22,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:22,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 360 states and 781 transitions. [2018-12-08 16:45:22,152 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 781 transitions. [2018-12-08 16:45:22,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-08 16:45:22,153 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:22,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:22,171 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 16:45:22,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:22,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 362 states and 784 transitions. [2018-12-08 16:45:22,256 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 784 transitions. [2018-12-08 16:45:22,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-08 16:45:22,257 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:22,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:22,276 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 16:45:22,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:22,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 365 states and 787 transitions. [2018-12-08 16:45:22,287 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 787 transitions. [2018-12-08 16:45:22,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-08 16:45:22,287 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:22,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:22,310 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:22,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:22,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 365 states and 785 transitions. [2018-12-08 16:45:22,320 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 785 transitions. [2018-12-08 16:45:22,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-08 16:45:22,320 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:22,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:22,396 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:23,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:23,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 385 states and 849 transitions. [2018-12-08 16:45:23,040 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 849 transitions. [2018-12-08 16:45:23,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-08 16:45:23,041 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:23,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:23,074 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:23,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:23,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 386 states and 849 transitions. [2018-12-08 16:45:23,080 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 849 transitions. [2018-12-08 16:45:23,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-08 16:45:23,080 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:23,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:23,105 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:45:23,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:23,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 387 states and 849 transitions. [2018-12-08 16:45:23,112 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 849 transitions. [2018-12-08 16:45:23,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-08 16:45:23,112 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:23,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:23,192 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:24,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:24,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 410 states and 921 transitions. [2018-12-08 16:45:24,118 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 921 transitions. [2018-12-08 16:45:24,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-08 16:45:24,118 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:24,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:24,196 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:26,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:26,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 429 states and 982 transitions. [2018-12-08 16:45:26,004 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 982 transitions. [2018-12-08 16:45:26,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-08 16:45:26,005 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:26,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:26,047 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:26,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:26,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 430 states and 985 transitions. [2018-12-08 16:45:26,239 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 985 transitions. [2018-12-08 16:45:26,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-08 16:45:26,240 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:26,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:26,263 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:45:26,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:26,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 431 states and 987 transitions. [2018-12-08 16:45:26,439 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 987 transitions. [2018-12-08 16:45:26,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-08 16:45:26,439 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:26,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:26,462 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:45:26,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:26,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 432 states and 989 transitions. [2018-12-08 16:45:26,628 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 989 transitions. [2018-12-08 16:45:26,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-08 16:45:26,628 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:26,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:26,651 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:45:27,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:27,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 440 states and 1025 transitions. [2018-12-08 16:45:27,235 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 1025 transitions. [2018-12-08 16:45:27,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-08 16:45:27,235 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:27,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:27,262 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:27,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:27,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 441 states and 1025 transitions. [2018-12-08 16:45:27,272 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 1025 transitions. [2018-12-08 16:45:27,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-08 16:45:27,272 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:27,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:27,306 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:45:27,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:27,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 442 states and 1025 transitions. [2018-12-08 16:45:27,318 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 1025 transitions. [2018-12-08 16:45:27,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-08 16:45:27,318 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:27,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:27,424 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:28,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:28,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 464 states and 1094 transitions. [2018-12-08 16:45:28,938 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 1094 transitions. [2018-12-08 16:45:28,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-08 16:45:28,938 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:28,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:28,960 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:28,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:28,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 465 states and 1094 transitions. [2018-12-08 16:45:28,966 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 1094 transitions. [2018-12-08 16:45:28,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-08 16:45:28,967 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:28,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:28,990 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:29,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:29,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 476 states and 1117 transitions. [2018-12-08 16:45:29,565 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 1117 transitions. [2018-12-08 16:45:29,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-08 16:45:29,565 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:29,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:29,603 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:45:29,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:29,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 477 states and 1117 transitions. [2018-12-08 16:45:29,612 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1117 transitions. [2018-12-08 16:45:29,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-08 16:45:29,612 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:29,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:29,645 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 16:45:29,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:29,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 479 states and 1120 transitions. [2018-12-08 16:45:29,855 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 1120 transitions. [2018-12-08 16:45:29,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-08 16:45:29,856 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:29,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:29,880 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 16:45:29,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:29,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 480 states and 1120 transitions. [2018-12-08 16:45:29,890 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1120 transitions. [2018-12-08 16:45:29,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-08 16:45:29,891 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:29,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:29,918 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:29,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:29,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 482 states and 1134 transitions. [2018-12-08 16:45:29,927 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1134 transitions. [2018-12-08 16:45:29,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-08 16:45:29,927 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:29,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:29,953 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 16:45:30,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:30,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 484 states and 1137 transitions. [2018-12-08 16:45:30,182 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 1137 transitions. [2018-12-08 16:45:30,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-08 16:45:30,183 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:30,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:30,207 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 16:45:30,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:30,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 486 states and 1140 transitions. [2018-12-08 16:45:30,485 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 1140 transitions. [2018-12-08 16:45:30,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-08 16:45:30,486 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:30,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:30,510 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 16:45:30,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:30,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 488 states and 1143 transitions. [2018-12-08 16:45:30,526 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 1143 transitions. [2018-12-08 16:45:30,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-08 16:45:30,526 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:30,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:30,559 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 16:45:30,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:30,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 489 states and 1143 transitions. [2018-12-08 16:45:30,570 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1143 transitions. [2018-12-08 16:45:30,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-08 16:45:30,571 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:30,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:30,595 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 16:45:30,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:30,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 490 states and 1143 transitions. [2018-12-08 16:45:30,606 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 1143 transitions. [2018-12-08 16:45:30,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-08 16:45:30,606 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:30,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:30,630 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 16:45:30,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:30,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 492 states and 1146 transitions. [2018-12-08 16:45:30,891 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 1146 transitions. [2018-12-08 16:45:30,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-08 16:45:30,892 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:30,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:30,915 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 16:45:30,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:30,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 494 states and 1149 transitions. [2018-12-08 16:45:30,932 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 1149 transitions. [2018-12-08 16:45:30,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-08 16:45:30,933 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:30,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:30,955 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 16:45:30,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:30,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 496 states and 1152 transitions. [2018-12-08 16:45:30,976 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 1152 transitions. [2018-12-08 16:45:30,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-08 16:45:30,977 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:30,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:31,001 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 16:45:31,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:31,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 497 states and 1152 transitions. [2018-12-08 16:45:31,011 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 1152 transitions. [2018-12-08 16:45:31,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-08 16:45:31,011 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:31,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:31,038 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:31,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:31,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 499 states and 1155 transitions. [2018-12-08 16:45:31,067 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 1155 transitions. [2018-12-08 16:45:31,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-08 16:45:31,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:31,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:31,092 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 16:45:31,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:31,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 501 states and 1158 transitions. [2018-12-08 16:45:31,115 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1158 transitions. [2018-12-08 16:45:31,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-08 16:45:31,115 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:31,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:31,141 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:31,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:31,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 503 states and 1161 transitions. [2018-12-08 16:45:31,162 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1161 transitions. [2018-12-08 16:45:31,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-08 16:45:31,163 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:31,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:31,186 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:31,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:31,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 505 states and 1164 transitions. [2018-12-08 16:45:31,202 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1164 transitions. [2018-12-08 16:45:31,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-08 16:45:31,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:31,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:31,227 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:31,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:31,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 507 states and 1167 transitions. [2018-12-08 16:45:31,243 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1167 transitions. [2018-12-08 16:45:31,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-08 16:45:31,244 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:31,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:31,271 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 16:45:31,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:31,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 517 states and 1213 transitions. [2018-12-08 16:45:31,817 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1213 transitions. [2018-12-08 16:45:31,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-08 16:45:31,818 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:31,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:31,844 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 16:45:31,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:31,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 519 states and 1215 transitions. [2018-12-08 16:45:31,852 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1215 transitions. [2018-12-08 16:45:31,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-08 16:45:31,853 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:31,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:31,881 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 16:45:31,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:31,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 520 states and 1216 transitions. [2018-12-08 16:45:31,890 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1216 transitions. [2018-12-08 16:45:31,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-08 16:45:31,890 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:31,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:31,920 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 16:45:31,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:31,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 522 states and 1221 transitions. [2018-12-08 16:45:31,944 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1221 transitions. [2018-12-08 16:45:31,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-08 16:45:31,945 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:31,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:31,982 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 16:45:31,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:31,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 526 states and 1227 transitions. [2018-12-08 16:45:31,992 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1227 transitions. [2018-12-08 16:45:31,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-08 16:45:31,992 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:32,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:32,022 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 16:45:32,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:32,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 530 states and 1233 transitions. [2018-12-08 16:45:32,032 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1233 transitions. [2018-12-08 16:45:32,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-08 16:45:32,033 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:32,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:32,061 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-08 16:45:32,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:32,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 532 states and 1237 transitions. [2018-12-08 16:45:32,076 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1237 transitions. [2018-12-08 16:45:32,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-08 16:45:32,077 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:32,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:32,120 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 16:45:32,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:32,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 533 states and 1237 transitions. [2018-12-08 16:45:32,236 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1237 transitions. [2018-12-08 16:45:32,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-08 16:45:32,237 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:32,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:32,263 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 16:45:32,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:32,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 534 states and 1237 transitions. [2018-12-08 16:45:32,367 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1237 transitions. [2018-12-08 16:45:32,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-08 16:45:32,368 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:32,395 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-08 16:45:32,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:32,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 536 states and 1239 transitions. [2018-12-08 16:45:32,549 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1239 transitions. [2018-12-08 16:45:32,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-08 16:45:32,550 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:32,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:32,578 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 16:45:32,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:32,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 539 states and 1245 transitions. [2018-12-08 16:45:32,593 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1245 transitions. [2018-12-08 16:45:32,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-08 16:45:32,593 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:32,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:32,620 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 16:45:32,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:32,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 541 states and 1248 transitions. [2018-12-08 16:45:32,635 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1248 transitions. [2018-12-08 16:45:32,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-08 16:45:32,636 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:32,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:32,663 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-08 16:45:33,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:33,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 545 states and 1256 transitions. [2018-12-08 16:45:33,052 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1256 transitions. [2018-12-08 16:45:33,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-08 16:45:33,052 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:33,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:33,080 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-08 16:45:33,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:33,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 547 states and 1258 transitions. [2018-12-08 16:45:33,091 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1258 transitions. [2018-12-08 16:45:33,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-08 16:45:33,092 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:33,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:33,123 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-08 16:45:33,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:33,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 551 states and 1265 transitions. [2018-12-08 16:45:33,516 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1265 transitions. [2018-12-08 16:45:33,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-08 16:45:33,517 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:33,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:33,544 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 16:45:33,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:33,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 553 states and 1269 transitions. [2018-12-08 16:45:33,559 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1269 transitions. [2018-12-08 16:45:33,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-08 16:45:33,560 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:33,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:33,587 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 16:45:33,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:33,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 554 states and 1270 transitions. [2018-12-08 16:45:33,604 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1270 transitions. [2018-12-08 16:45:33,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-08 16:45:33,605 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:33,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:33,632 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-08 16:45:33,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:33,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 557 states and 1276 transitions. [2018-12-08 16:45:33,645 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1276 transitions. [2018-12-08 16:45:33,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-08 16:45:33,646 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:33,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:33,674 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-08 16:45:33,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:33,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 559 states and 1279 transitions. [2018-12-08 16:45:33,690 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1279 transitions. [2018-12-08 16:45:33,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-08 16:45:33,691 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:33,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:33,721 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-08 16:45:33,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:33,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 560 states and 1279 transitions. [2018-12-08 16:45:33,731 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1279 transitions. [2018-12-08 16:45:33,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-08 16:45:33,732 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:33,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:33,873 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:45:33,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:33,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 559 states and 1263 transitions. [2018-12-08 16:45:33,958 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1263 transitions. [2018-12-08 16:45:33,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-08 16:45:33,959 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:33,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:33,997 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-08 16:45:34,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:34,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 562 states and 1269 transitions. [2018-12-08 16:45:34,011 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1269 transitions. [2018-12-08 16:45:34,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-08 16:45:34,011 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:34,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:34,038 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-08 16:45:34,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:34,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 564 states and 1272 transitions. [2018-12-08 16:45:34,051 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1272 transitions. [2018-12-08 16:45:34,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-08 16:45:34,052 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:34,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:34,078 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-08 16:45:34,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:34,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 566 states and 1276 transitions. [2018-12-08 16:45:34,097 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1276 transitions. [2018-12-08 16:45:34,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-08 16:45:34,097 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:34,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:34,134 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-08 16:45:34,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:34,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 567 states and 1277 transitions. [2018-12-08 16:45:34,148 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1277 transitions. [2018-12-08 16:45:34,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-08 16:45:34,149 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:34,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:34,184 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-08 16:45:34,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:34,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 569 states and 1279 transitions. [2018-12-08 16:45:34,199 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1279 transitions. [2018-12-08 16:45:34,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-08 16:45:34,200 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:34,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:34,228 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-08 16:45:34,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:34,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 570 states and 1280 transitions. [2018-12-08 16:45:34,242 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1280 transitions. [2018-12-08 16:45:34,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-08 16:45:34,243 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:34,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:34,270 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-08 16:45:34,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:34,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 572 states and 1284 transitions. [2018-12-08 16:45:34,284 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1284 transitions. [2018-12-08 16:45:34,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-08 16:45:34,285 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:34,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:34,466 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:35,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:35,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 577 states and 1311 transitions. [2018-12-08 16:45:35,241 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1311 transitions. [2018-12-08 16:45:35,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-08 16:45:35,241 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:35,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:35,269 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:35,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:35,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 580 states and 1340 transitions. [2018-12-08 16:45:35,547 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1340 transitions. [2018-12-08 16:45:35,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-08 16:45:35,548 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:35,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:35,574 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:35,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:35,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 583 states and 1369 transitions. [2018-12-08 16:45:35,809 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1369 transitions. [2018-12-08 16:45:35,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-08 16:45:35,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:35,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:35,936 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 16:45:40,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:40,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 613 states and 1452 transitions. [2018-12-08 16:45:40,996 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1452 transitions. [2018-12-08 16:45:40,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-08 16:45:40,996 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:41,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:41,023 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:45:41,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:41,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 613 states and 1449 transitions. [2018-12-08 16:45:41,034 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1449 transitions. [2018-12-08 16:45:41,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-08 16:45:41,034 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:41,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:41,061 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 16:45:41,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:41,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 614 states and 1449 transitions. [2018-12-08 16:45:41,085 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1449 transitions. [2018-12-08 16:45:41,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-08 16:45:41,086 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:41,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:41,113 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:45:41,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:41,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 614 states and 1448 transitions. [2018-12-08 16:45:41,122 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1448 transitions. [2018-12-08 16:45:41,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-08 16:45:41,123 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:41,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:41,150 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-08 16:45:41,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:41,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 616 states and 1450 transitions. [2018-12-08 16:45:41,161 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1450 transitions. [2018-12-08 16:45:41,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-08 16:45:41,162 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:41,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:41,189 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-08 16:45:41,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:41,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 618 states and 1452 transitions. [2018-12-08 16:45:41,201 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1452 transitions. [2018-12-08 16:45:41,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-08 16:45:41,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:41,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:41,338 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 16:45:41,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:41,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 617 states and 1432 transitions. [2018-12-08 16:45:41,441 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1432 transitions. [2018-12-08 16:45:41,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-08 16:45:41,442 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:41,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:41,468 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 16:45:41,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:41,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 618 states and 1432 transitions. [2018-12-08 16:45:41,501 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1432 transitions. [2018-12-08 16:45:41,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-08 16:45:41,502 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:41,634 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 16:45:41,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:41,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 617 states and 1412 transitions. [2018-12-08 16:45:41,739 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1412 transitions. [2018-12-08 16:45:41,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-08 16:45:41,740 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:41,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:41,947 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:43,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:43,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 625 states and 1458 transitions. [2018-12-08 16:45:43,700 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1458 transitions. [2018-12-08 16:45:43,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-08 16:45:43,700 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:43,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:43,730 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-08 16:45:45,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:45,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 635 states and 1520 transitions. [2018-12-08 16:45:45,107 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1520 transitions. [2018-12-08 16:45:45,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-08 16:45:45,107 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:45,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:45,144 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:45,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:45,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 639 states and 1547 transitions. [2018-12-08 16:45:45,701 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1547 transitions. [2018-12-08 16:45:45,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-08 16:45:45,702 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:45,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:45,727 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:45,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:45,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 641 states and 1548 transitions. [2018-12-08 16:45:45,973 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1548 transitions. [2018-12-08 16:45:45,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-08 16:45:45,974 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:45,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:46,008 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-08 16:45:46,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:46,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 642 states and 1552 transitions. [2018-12-08 16:45:46,309 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1552 transitions. [2018-12-08 16:45:46,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-08 16:45:46,310 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:46,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:46,341 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-08 16:45:46,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:46,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 644 states and 1554 transitions. [2018-12-08 16:45:46,601 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1554 transitions. [2018-12-08 16:45:46,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-08 16:45:46,602 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:46,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:46,627 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:47,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:47,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 648 states and 1582 transitions. [2018-12-08 16:45:47,536 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1582 transitions. [2018-12-08 16:45:47,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-08 16:45:47,536 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:47,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:47,567 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-08 16:45:47,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:47,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 650 states and 1584 transitions. [2018-12-08 16:45:47,843 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1584 transitions. [2018-12-08 16:45:47,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-08 16:45:47,843 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:47,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:47,870 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:45:48,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:48,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 652 states and 1592 transitions. [2018-12-08 16:45:48,562 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1592 transitions. [2018-12-08 16:45:48,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-08 16:45:48,563 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:48,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:48,592 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 16:45:48,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:48,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 654 states and 1595 transitions. [2018-12-08 16:45:48,950 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1595 transitions. [2018-12-08 16:45:48,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-08 16:45:48,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:48,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:48,980 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 16:45:49,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:49,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 655 states and 1595 transitions. [2018-12-08 16:45:49,007 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1595 transitions. [2018-12-08 16:45:49,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-08 16:45:49,007 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:49,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:49,143 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 16:45:50,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:50,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1692 states to 662 states and 1637 transitions. [2018-12-08 16:45:50,613 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1637 transitions. [2018-12-08 16:45:50,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-08 16:45:50,615 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:50,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:50,651 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 16:45:50,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:50,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 662 states and 1634 transitions. [2018-12-08 16:45:50,663 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1634 transitions. [2018-12-08 16:45:50,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-08 16:45:50,664 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:50,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:50,693 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-08 16:45:52,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:52,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 672 states and 1692 transitions. [2018-12-08 16:45:52,419 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1692 transitions. [2018-12-08 16:45:52,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-08 16:45:52,420 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:52,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:52,585 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:45:54,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:54,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 677 states and 1721 transitions. [2018-12-08 16:45:54,150 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1721 transitions. [2018-12-08 16:45:54,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-08 16:45:54,151 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:54,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:54,186 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 16:45:54,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:54,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 677 states and 1720 transitions. [2018-12-08 16:45:54,202 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1720 transitions. [2018-12-08 16:45:54,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-08 16:45:54,203 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:54,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:54,235 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-08 16:45:54,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:54,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 680 states and 1727 transitions. [2018-12-08 16:45:54,945 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1727 transitions. [2018-12-08 16:45:54,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-08 16:45:54,946 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:54,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:54,979 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:45:55,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:55,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1809 states to 685 states and 1754 transitions. [2018-12-08 16:45:55,813 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1754 transitions. [2018-12-08 16:45:55,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-08 16:45:55,814 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:55,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:55,841 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:45:56,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:45:56,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1825 states to 687 states and 1770 transitions. [2018-12-08 16:45:56,175 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1770 transitions. [2018-12-08 16:45:56,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-08 16:45:56,176 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:45:56,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:45:56,350 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 16:46:01,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:01,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 719 states and 1899 transitions. [2018-12-08 16:46:01,140 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1899 transitions. [2018-12-08 16:46:01,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-08 16:46:01,141 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:01,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:01,171 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-08 16:46:01,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:01,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 721 states and 1902 transitions. [2018-12-08 16:46:01,788 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1902 transitions. [2018-12-08 16:46:01,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 16:46:01,790 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:01,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:01,840 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 16:46:02,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:02,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1987 states to 728 states and 1932 transitions. [2018-12-08 16:46:02,766 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1932 transitions. [2018-12-08 16:46:02,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 16:46:02,767 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:02,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:02,797 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:46:05,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:05,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2039 states to 738 states and 1984 transitions. [2018-12-08 16:46:05,813 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1984 transitions. [2018-12-08 16:46:05,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 16:46:05,815 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:05,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:05,855 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:46:06,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:06,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 740 states and 1987 transitions. [2018-12-08 16:46:06,221 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1987 transitions. [2018-12-08 16:46:06,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-08 16:46:06,222 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:06,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:06,253 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-08 16:46:07,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:07,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2061 states to 745 states and 2006 transitions. [2018-12-08 16:46:07,531 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 2006 transitions. [2018-12-08 16:46:07,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-08 16:46:07,532 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:07,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:07,558 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 16:46:07,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:07,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2064 states to 747 states and 2009 transitions. [2018-12-08 16:46:07,590 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 2009 transitions. [2018-12-08 16:46:07,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 16:46:07,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:07,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:07,619 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 16:46:07,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:07,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 749 states and 2011 transitions. [2018-12-08 16:46:07,638 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 2011 transitions. [2018-12-08 16:46:07,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-08 16:46:07,638 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:07,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:07,842 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 16:46:08,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:08,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2064 states to 749 states and 2009 transitions. [2018-12-08 16:46:08,600 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 2009 transitions. [2018-12-08 16:46:08,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-08 16:46:08,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:08,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:08,643 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-08 16:46:11,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:11,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2112 states to 759 states and 2057 transitions. [2018-12-08 16:46:11,799 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 2057 transitions. [2018-12-08 16:46:11,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-08 16:46:11,800 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:11,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:11,835 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-08 16:46:12,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:12,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 761 states and 2063 transitions. [2018-12-08 16:46:12,284 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 2063 transitions. [2018-12-08 16:46:12,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 16:46:12,285 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:12,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:12,320 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-08 16:46:12,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:12,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 762 states and 2063 transitions. [2018-12-08 16:46:12,333 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 2063 transitions. [2018-12-08 16:46:12,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 16:46:12,334 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:12,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:12,515 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:46:13,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:13,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 767 states and 2094 transitions. [2018-12-08 16:46:13,004 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 2094 transitions. [2018-12-08 16:46:13,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:46:13,005 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:13,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:13,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:46:13,160 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 16:46:13,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:13,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 790 states and 2129 transitions. [2018-12-08 16:46:13,325 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 2129 transitions. [2018-12-08 16:46:13,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 16:46:13,326 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:13,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:13,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:46:13,437 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 16:46:13,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:13,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 798 states and 2139 transitions. [2018-12-08 16:46:13,465 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 2139 transitions. [2018-12-08 16:46:13,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 16:46:13,466 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:13,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:13,493 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:46:14,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:14,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 803 states and 2151 transitions. [2018-12-08 16:46:14,452 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 2151 transitions. [2018-12-08 16:46:14,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 16:46:14,453 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:14,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:14,480 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:46:15,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:15,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 806 states and 2157 transitions. [2018-12-08 16:46:15,020 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 2157 transitions. [2018-12-08 16:46:15,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 16:46:15,020 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:15,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:15,046 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:46:18,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:18,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 811 states and 2173 transitions. [2018-12-08 16:46:18,994 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 2173 transitions. [2018-12-08 16:46:18,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 16:46:18,998 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:19,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:19,035 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:46:19,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:19,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 813 states and 2177 transitions. [2018-12-08 16:46:19,630 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 2177 transitions. [2018-12-08 16:46:19,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 16:46:19,631 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:19,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:19,661 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:46:20,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:20,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 815 states and 2182 transitions. [2018-12-08 16:46:20,261 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 2182 transitions. [2018-12-08 16:46:20,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:46:20,263 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:20,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:20,714 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:46:24,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:24,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2353 states to 836 states and 2306 transitions. [2018-12-08 16:46:24,223 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 2306 transitions. [2018-12-08 16:46:24,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:46:24,226 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:24,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:24,267 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:46:24,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:24,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2355 states to 837 states and 2308 transitions. [2018-12-08 16:46:24,483 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 2308 transitions. [2018-12-08 16:46:24,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:46:24,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:24,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:24,515 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:46:24,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:24,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2357 states to 838 states and 2310 transitions. [2018-12-08 16:46:24,714 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 2310 transitions. [2018-12-08 16:46:24,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 16:46:24,715 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:24,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:24,915 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:46:32,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:32,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 863 states and 2411 transitions. [2018-12-08 16:46:32,192 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 2411 transitions. [2018-12-08 16:46:32,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 16:46:32,193 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:32,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:32,222 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:46:32,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:32,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 865 states and 2415 transitions. [2018-12-08 16:46:32,780 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 2415 transitions. [2018-12-08 16:46:32,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 16:46:32,781 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:32,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:32,809 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:46:34,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:34,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2489 states to 868 states and 2442 transitions. [2018-12-08 16:46:34,271 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 2442 transitions. [2018-12-08 16:46:34,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 16:46:34,273 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:34,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:34,313 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:46:34,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:34,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2494 states to 869 states and 2447 transitions. [2018-12-08 16:46:34,807 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 2447 transitions. [2018-12-08 16:46:34,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 16:46:34,808 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:34,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:34,838 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:46:35,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:35,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 871 states and 2449 transitions. [2018-12-08 16:46:35,254 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 2449 transitions. [2018-12-08 16:46:35,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 16:46:35,255 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:35,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:35,280 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:46:35,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:35,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2500 states to 872 states and 2453 transitions. [2018-12-08 16:46:35,749 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 2453 transitions. [2018-12-08 16:46:35,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:46:35,750 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:35,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:35,850 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:46:35,856 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 16:46:35,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:35,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2500 states to 874 states and 2453 transitions. [2018-12-08 16:46:35,875 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 2453 transitions. [2018-12-08 16:46:35,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 16:46:35,876 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:35,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:35,903 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 16:46:38,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:38,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2553 states to 884 states and 2506 transitions. [2018-12-08 16:46:38,312 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 2506 transitions. [2018-12-08 16:46:38,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:46:38,313 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:38,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:38,716 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:46:42,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:42,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 888 states and 2516 transitions. [2018-12-08 16:46:42,083 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 2516 transitions. [2018-12-08 16:46:42,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 16:46:42,084 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:42,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:42,182 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:46:42,188 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 16:46:42,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:42,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 890 states and 2516 transitions. [2018-12-08 16:46:42,208 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 2516 transitions. [2018-12-08 16:46:42,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:46:42,209 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:42,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:42,235 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:46:44,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:44,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 893 states and 2523 transitions. [2018-12-08 16:46:44,028 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 2523 transitions. [2018-12-08 16:46:44,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:46:44,030 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:44,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:44,064 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:46:44,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:44,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 895 states and 2525 transitions. [2018-12-08 16:46:44,751 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 2525 transitions. [2018-12-08 16:46:44,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:46:44,752 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:44,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:44,778 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:46:46,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:46,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2598 states to 899 states and 2551 transitions. [2018-12-08 16:46:46,160 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 2551 transitions. [2018-12-08 16:46:46,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:46:46,161 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:46,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:46,186 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:46:46,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:46,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2602 states to 900 states and 2555 transitions. [2018-12-08 16:46:46,646 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 2555 transitions. [2018-12-08 16:46:46,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:46:46,647 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:46,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:46,674 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:46:47,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:47,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2602 states to 901 states and 2555 transitions. [2018-12-08 16:46:47,104 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 2555 transitions. [2018-12-08 16:46:47,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 16:46:47,105 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:47,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:47,141 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 16:46:49,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:49,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2634 states to 910 states and 2587 transitions. [2018-12-08 16:46:49,283 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 2587 transitions. [2018-12-08 16:46:49,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 16:46:49,284 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:49,310 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:46:49,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:49,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2632 states to 910 states and 2585 transitions. [2018-12-08 16:46:49,806 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 2585 transitions. [2018-12-08 16:46:49,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 16:46:49,807 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:49,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:49,834 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:46:50,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:46:50,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 910 states and 2583 transitions. [2018-12-08 16:46:50,328 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 2583 transitions. [2018-12-08 16:46:50,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:46:50,329 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:46:50,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:46:50,549 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:47:01,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:47:01,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2731 states to 936 states and 2684 transitions. [2018-12-08 16:47:01,368 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 2684 transitions. [2018-12-08 16:47:01,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:47:01,369 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:47:01,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:47:01,398 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:47:02,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:47:02,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2735 states to 938 states and 2688 transitions. [2018-12-08 16:47:02,056 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 2688 transitions. [2018-12-08 16:47:02,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:47:02,058 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:47:02,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:47:02,086 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:47:02,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:47:02,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2735 states to 939 states and 2688 transitions. [2018-12-08 16:47:02,107 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 2688 transitions. [2018-12-08 16:47:02,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:47:02,108 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:47:02,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:47:02,139 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:47:12,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:47:12,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 964 states and 2782 transitions. [2018-12-08 16:47:12,097 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 2782 transitions. [2018-12-08 16:47:12,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:47:12,098 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:47:12,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:47:12,129 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:47:18,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:47:18,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2922 states to 988 states and 2875 transitions. [2018-12-08 16:47:18,176 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 2875 transitions. [2018-12-08 16:47:18,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:47:18,180 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:47:18,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:47:18,233 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:47:19,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:47:19,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2925 states to 990 states and 2878 transitions. [2018-12-08 16:47:19,627 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 2878 transitions. [2018-12-08 16:47:19,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:47:19,631 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:47:19,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:47:19,668 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:47:21,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:47:21,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2928 states to 992 states and 2881 transitions. [2018-12-08 16:47:21,017 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 2881 transitions. [2018-12-08 16:47:21,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:47:21,020 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:47:21,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:47:21,057 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:47:22,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:47:22,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2938 states to 995 states and 2891 transitions. [2018-12-08 16:47:22,125 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 2891 transitions. [2018-12-08 16:47:22,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:47:22,126 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:47:22,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:47:22,156 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:47:24,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:47:24,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2945 states to 998 states and 2898 transitions. [2018-12-08 16:47:24,578 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 2898 transitions. [2018-12-08 16:47:24,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:47:24,579 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:47:24,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:47:24,610 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:47:27,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:47:27,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3004 states to 1008 states and 2957 transitions. [2018-12-08 16:47:27,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 2957 transitions. [2018-12-08 16:47:27,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:47:27,674 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:47:27,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:47:27,704 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:47:28,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:47:28,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3007 states to 1010 states and 2960 transitions. [2018-12-08 16:47:28,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 2960 transitions. [2018-12-08 16:47:28,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:47:28,259 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:47:28,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:47:28,290 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:47:29,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:47:29,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3014 states to 1011 states and 2967 transitions. [2018-12-08 16:47:29,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 2967 transitions. [2018-12-08 16:47:29,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:47:29,567 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:47:29,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:47:29,604 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:47:30,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:47:30,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3017 states to 1013 states and 2970 transitions. [2018-12-08 16:47:30,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 2970 transitions. [2018-12-08 16:47:30,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:47:30,112 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:47:30,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:47:30,140 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:47:31,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:47:31,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 1016 states and 2978 transitions. [2018-12-08 16:47:31,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 2978 transitions. [2018-12-08 16:47:31,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-08 16:47:31,650 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:47:31,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:47:31,677 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 16:47:32,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:47:32,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3022 states to 1016 states and 2975 transitions. [2018-12-08 16:47:32,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 2975 transitions. [2018-12-08 16:47:32,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:47:32,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:47:32,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:47:32,453 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:47:32,462 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 16:47:32,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:47:32,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3022 states to 1018 states and 2975 transitions. [2018-12-08 16:47:32,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 2975 transitions. [2018-12-08 16:47:32,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:47:32,491 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:47:32,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:47:32,522 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:47:38,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:47:38,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3055 states to 1023 states and 3008 transitions. [2018-12-08 16:47:38,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 3008 transitions. [2018-12-08 16:47:38,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:47:38,272 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:47:38,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:47:38,307 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:47:38,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:47:38,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3055 states to 1024 states and 3008 transitions. [2018-12-08 16:47:38,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 3008 transitions. [2018-12-08 16:47:38,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 16:47:38,963 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:47:38,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:47:39,003 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:47:41,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:47:41,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 1027 states and 3031 transitions. [2018-12-08 16:47:41,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 3031 transitions. [2018-12-08 16:47:41,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 16:47:41,095 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:47:41,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:47:41,662 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:47:51,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:47:51,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3116 states to 1035 states and 3069 transitions. [2018-12-08 16:47:51,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 3069 transitions. [2018-12-08 16:47:51,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 16:47:51,692 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:47:51,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:47:51,718 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:47:52,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:47:52,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3122 states to 1038 states and 3075 transitions. [2018-12-08 16:47:52,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 3075 transitions. [2018-12-08 16:47:52,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 16:47:52,088 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:47:52,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:47:52,113 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:47:54,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:47:54,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3153 states to 1043 states and 3106 transitions. [2018-12-08 16:47:54,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 3106 transitions. [2018-12-08 16:47:54,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:47:54,580 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:47:54,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:47:54,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:47:54,690 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 16:47:54,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:47:54,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3153 states to 1045 states and 3106 transitions. [2018-12-08 16:47:54,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 3106 transitions. [2018-12-08 16:47:54,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 16:47:54,720 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:47:54,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:47:54,749 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:47:59,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:47:59,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3186 states to 1050 states and 3139 transitions. [2018-12-08 16:47:59,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 3139 transitions. [2018-12-08 16:47:59,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 16:47:59,356 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:47:59,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:00,230 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 34 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 16:48:03,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:03,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3200 states to 1055 states and 3153 transitions. [2018-12-08 16:48:03,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 3153 transitions. [2018-12-08 16:48:03,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 16:48:03,311 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:03,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:03,496 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 16:48:05,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:05,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3215 states to 1059 states and 3168 transitions. [2018-12-08 16:48:05,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 3168 transitions. [2018-12-08 16:48:05,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 16:48:05,982 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:06,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:06,020 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:48:06,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:06,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 1060 states and 3171 transitions. [2018-12-08 16:48:06,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 3171 transitions. [2018-12-08 16:48:06,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 16:48:06,683 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:06,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:06,714 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:48:07,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:07,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 1061 states and 3171 transitions. [2018-12-08 16:48:07,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 3171 transitions. [2018-12-08 16:48:07,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 16:48:07,292 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:07,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:07,333 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:48:07,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:07,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3225 states to 1066 states and 3178 transitions. [2018-12-08 16:48:07,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 3178 transitions. [2018-12-08 16:48:07,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 16:48:07,843 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:07,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:07,874 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:48:20,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:20,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3317 states to 1091 states and 3270 transitions. [2018-12-08 16:48:20,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 3270 transitions. [2018-12-08 16:48:20,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 16:48:20,112 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:20,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:20,155 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:48:21,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:21,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3321 states to 1092 states and 3274 transitions. [2018-12-08 16:48:21,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 3274 transitions. [2018-12-08 16:48:21,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 16:48:21,259 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:21,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:21,292 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:48:21,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:21,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3324 states to 1094 states and 3277 transitions. [2018-12-08 16:48:21,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 3277 transitions. [2018-12-08 16:48:21,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 16:48:21,938 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:21,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:21,969 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:48:22,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:22,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3327 states to 1096 states and 3280 transitions. [2018-12-08 16:48:22,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 3280 transitions. [2018-12-08 16:48:22,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 16:48:22,586 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:22,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:22,611 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 16:48:22,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:22,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3328 states to 1097 states and 3281 transitions. [2018-12-08 16:48:22,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 3281 transitions. [2018-12-08 16:48:22,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 16:48:22,626 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:22,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:22,652 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:48:22,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:22,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3333 states to 1100 states and 3286 transitions. [2018-12-08 16:48:22,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 3286 transitions. [2018-12-08 16:48:22,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 16:48:22,698 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:22,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:22,723 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 16:48:23,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:23,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3339 states to 1103 states and 3292 transitions. [2018-12-08 16:48:23,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 3292 transitions. [2018-12-08 16:48:23,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 16:48:23,924 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:23,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:23,955 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:48:32,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:32,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3403 states to 1113 states and 3356 transitions. [2018-12-08 16:48:32,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 3356 transitions. [2018-12-08 16:48:32,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 16:48:32,976 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:32,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:33,009 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:48:36,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:36,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 1118 states and 3390 transitions. [2018-12-08 16:48:36,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 3390 transitions. [2018-12-08 16:48:36,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 16:48:36,366 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:36,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:36,402 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:48:37,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:37,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 1119 states and 3391 transitions. [2018-12-08 16:48:37,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 3391 transitions. [2018-12-08 16:48:37,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 16:48:37,317 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:37,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:37,352 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:48:39,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:39,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3458 states to 1122 states and 3411 transitions. [2018-12-08 16:48:39,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 3411 transitions. [2018-12-08 16:48:39,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 16:48:39,037 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:39,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:39,075 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:48:40,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:40,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3476 states to 1125 states and 3429 transitions. [2018-12-08 16:48:40,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 3429 transitions. [2018-12-08 16:48:40,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 16:48:40,620 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:40,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:40,654 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:48:42,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:42,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3476 states to 1126 states and 3429 transitions. [2018-12-08 16:48:42,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 3429 transitions. [2018-12-08 16:48:42,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:48:42,040 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:42,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:42,072 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 16:48:43,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:43,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3505 states to 1129 states and 3458 transitions. [2018-12-08 16:48:43,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 3458 transitions. [2018-12-08 16:48:43,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 16:48:43,341 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:43,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:43,368 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 16:48:44,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:44,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3513 states to 1133 states and 3466 transitions. [2018-12-08 16:48:44,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 3466 transitions. [2018-12-08 16:48:44,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 16:48:44,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:44,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:44,379 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 16:48:48,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:48,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3516 states to 1135 states and 3469 transitions. [2018-12-08 16:48:48,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 3469 transitions. [2018-12-08 16:48:48,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 16:48:48,542 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:48,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:48,579 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:48:51,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:51,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3528 states to 1142 states and 3481 transitions. [2018-12-08 16:48:51,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 3481 transitions. [2018-12-08 16:48:51,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 16:48:51,453 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:51,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:51,479 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:48:51,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:51,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3531 states to 1144 states and 3484 transitions. [2018-12-08 16:48:51,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 3484 transitions. [2018-12-08 16:48:51,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 16:48:51,496 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:51,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:51,522 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:48:51,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:51,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 1145 states and 3485 transitions. [2018-12-08 16:48:51,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 3485 transitions. [2018-12-08 16:48:51,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:48:51,556 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:51,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:51,581 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:48:51,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:51,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3534 states to 1147 states and 3487 transitions. [2018-12-08 16:48:51,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 3487 transitions. [2018-12-08 16:48:51,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 16:48:51,610 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:51,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:51,635 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:48:51,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:51,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3536 states to 1149 states and 3489 transitions. [2018-12-08 16:48:51,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 3489 transitions. [2018-12-08 16:48:51,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 16:48:51,653 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:51,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:51,679 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:48:51,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:51,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3542 states to 1152 states and 3495 transitions. [2018-12-08 16:48:51,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 3495 transitions. [2018-12-08 16:48:51,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 16:48:51,877 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:51,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:51,909 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 10 proven. 18 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 16:48:52,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:52,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 1154 states and 3498 transitions. [2018-12-08 16:48:52,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 3498 transitions. [2018-12-08 16:48:52,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-08 16:48:52,615 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:52,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:52,646 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 10 proven. 21 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 16:48:52,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:52,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 1155 states and 3498 transitions. [2018-12-08 16:48:52,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 3498 transitions. [2018-12-08 16:48:52,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 16:48:52,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:52,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:52,698 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:48:54,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:54,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3551 states to 1158 states and 3504 transitions. [2018-12-08 16:48:54,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 3504 transitions. [2018-12-08 16:48:54,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:48:54,551 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:54,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:54,577 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:48:55,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:55,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3557 states to 1161 states and 3510 transitions. [2018-12-08 16:48:55,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 3510 transitions. [2018-12-08 16:48:55,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 16:48:55,244 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:55,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:55,275 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:48:55,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:55,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3557 states to 1162 states and 3510 transitions. [2018-12-08 16:48:55,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 3510 transitions. [2018-12-08 16:48:55,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:48:55,293 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:55,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:55,319 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:48:56,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:56,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3558 states to 1163 states and 3511 transitions. [2018-12-08 16:48:56,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 3511 transitions. [2018-12-08 16:48:56,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 16:48:56,101 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:56,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:56,132 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:48:59,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:48:59,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3590 states to 1168 states and 3543 transitions. [2018-12-08 16:48:59,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 3543 transitions. [2018-12-08 16:48:59,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 16:48:59,545 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:48:59,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:48:59,576 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:49:00,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:49:00,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3614 states to 1171 states and 3567 transitions. [2018-12-08 16:49:00,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 3567 transitions. [2018-12-08 16:49:00,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 16:49:00,882 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:49:00,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:49:00,917 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 16:49:01,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:49:01,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3617 states to 1173 states and 3570 transitions. [2018-12-08 16:49:01,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 3570 transitions. [2018-12-08 16:49:01,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 16:49:01,536 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:49:01,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:49:01,562 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 16:49:02,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:49:02,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3624 states to 1176 states and 3577 transitions. [2018-12-08 16:49:02,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 3577 transitions. [2018-12-08 16:49:02,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 16:49:02,731 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:49:02,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:49:02,763 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-08 16:49:04,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:49:04,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3641 states to 1181 states and 3594 transitions. [2018-12-08 16:49:04,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 3594 transitions. [2018-12-08 16:49:04,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:49:04,418 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:49:04,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:49:04,451 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:49:04,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:49:04,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3642 states to 1182 states and 3595 transitions. [2018-12-08 16:49:04,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 3595 transitions. [2018-12-08 16:49:04,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:49:04,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:49:04,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:49:04,509 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:49:04,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:49:04,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3645 states to 1184 states and 3598 transitions. [2018-12-08 16:49:04,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 3598 transitions. [2018-12-08 16:49:04,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-08 16:49:04,619 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:49:04,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:49:04,649 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 10 proven. 18 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 16:49:04,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:49:04,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3648 states to 1186 states and 3601 transitions. [2018-12-08 16:49:04,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 3601 transitions. [2018-12-08 16:49:04,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:49:04,679 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:49:04,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:49:04,708 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:49:11,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:49:11,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3655 states to 1189 states and 3608 transitions. [2018-12-08 16:49:11,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 3608 transitions. [2018-12-08 16:49:11,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:49:11,144 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:49:11,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:49:11,483 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:49:33,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:49:33,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3765 states to 1217 states and 3718 transitions. [2018-12-08 16:49:33,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 3718 transitions. [2018-12-08 16:49:33,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:49:33,465 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:49:33,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:49:33,508 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:49:49,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:49:49,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3861 states to 1242 states and 3814 transitions. [2018-12-08 16:49:49,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 3814 transitions. [2018-12-08 16:49:49,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:49:49,547 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:49:49,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:49:49,591 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:49:54,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:49:54,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3880 states to 1252 states and 3833 transitions. [2018-12-08 16:49:54,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 3833 transitions. [2018-12-08 16:49:54,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:49:54,319 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:49:54,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:49:54,349 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:50:07,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:50:07,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3903 states to 1259 states and 3856 transitions. [2018-12-08 16:50:07,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 3856 transitions. [2018-12-08 16:50:07,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:50:07,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:50:07,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:50:07,068 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:50:20,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:50:20,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3991 states to 1283 states and 3944 transitions. [2018-12-08 16:50:20,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 3944 transitions. [2018-12-08 16:50:20,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:50:20,281 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:50:20,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:50:20,314 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:50:24,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:50:24,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3999 states to 1286 states and 3952 transitions. [2018-12-08 16:50:24,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 3952 transitions. [2018-12-08 16:50:24,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:50:24,624 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:50:24,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:50:24,653 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:50:26,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:50:26,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4005 states to 1288 states and 3958 transitions. [2018-12-08 16:50:26,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 3958 transitions. [2018-12-08 16:50:26,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:50:26,366 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:50:26,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:50:26,394 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:50:29,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:50:29,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4008 states to 1290 states and 3961 transitions. [2018-12-08 16:50:29,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 3961 transitions. [2018-12-08 16:50:29,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:50:29,721 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:50:29,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:50:29,750 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:50:31,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:50:31,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4024 states to 1295 states and 3977 transitions. [2018-12-08 16:50:31,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 3977 transitions. [2018-12-08 16:50:31,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:50:31,709 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:50:31,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:50:31,739 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:50:40,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:50:40,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4091 states to 1309 states and 4044 transitions. [2018-12-08 16:50:40,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 4044 transitions. [2018-12-08 16:50:40,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:50:40,769 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:50:40,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:50:40,797 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:50:41,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:50:41,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4098 states to 1311 states and 4051 transitions. [2018-12-08 16:50:41,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 4051 transitions. [2018-12-08 16:50:41,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:50:41,597 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:50:41,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:50:41,625 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:50:42,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:50:42,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4104 states to 1312 states and 4057 transitions. [2018-12-08 16:50:42,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 4057 transitions. [2018-12-08 16:50:42,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:50:42,487 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:50:42,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:50:42,516 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:50:43,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:50:43,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4107 states to 1314 states and 4060 transitions. [2018-12-08 16:50:43,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 4060 transitions. [2018-12-08 16:50:43,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:50:43,253 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:50:43,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:50:43,281 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:50:44,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:50:44,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4110 states to 1316 states and 4063 transitions. [2018-12-08 16:50:44,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 4063 transitions. [2018-12-08 16:50:44,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 16:50:44,637 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:50:44,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:50:44,667 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:50:57,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:50:57,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4140 states to 1325 states and 4093 transitions. [2018-12-08 16:50:57,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 4093 transitions. [2018-12-08 16:50:57,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 16:50:57,101 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:50:57,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:50:57,135 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:51:01,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:01,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4160 states to 1330 states and 4113 transitions. [2018-12-08 16:51:01,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 4113 transitions. [2018-12-08 16:51:01,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:51:01,428 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:01,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:01,453 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 16:51:01,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:01,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4161 states to 1331 states and 4114 transitions. [2018-12-08 16:51:01,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 4114 transitions. [2018-12-08 16:51:01,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:51:01,472 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:01,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:01,497 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:51:02,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:02,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4183 states to 1334 states and 4136 transitions. [2018-12-08 16:51:02,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 4136 transitions. [2018-12-08 16:51:02,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 16:51:02,272 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:02,297 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:51:05,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:05,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4187 states to 1336 states and 4140 transitions. [2018-12-08 16:51:05,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 4140 transitions. [2018-12-08 16:51:05,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 16:51:05,074 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:05,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:05,135 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 16:51:05,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:05,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4193 states to 1339 states and 4146 transitions. [2018-12-08 16:51:05,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 4146 transitions. [2018-12-08 16:51:05,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-08 16:51:05,246 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:05,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:05,273 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 16:51:06,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:06,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4193 states to 1340 states and 4146 transitions. [2018-12-08 16:51:06,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 4146 transitions. [2018-12-08 16:51:06,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 16:51:06,029 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:06,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:06,058 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:51:06,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:06,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4213 states to 1342 states and 4166 transitions. [2018-12-08 16:51:06,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 4166 transitions. [2018-12-08 16:51:06,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 16:51:06,877 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:06,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:06,902 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:51:10,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:10,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4228 states to 1344 states and 4181 transitions. [2018-12-08 16:51:10,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 4181 transitions. [2018-12-08 16:51:10,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 16:51:10,164 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:10,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:10,197 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 16:51:13,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:13,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4268 states to 1351 states and 4221 transitions. [2018-12-08 16:51:13,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 4221 transitions. [2018-12-08 16:51:13,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 16:51:13,216 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:13,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:13,243 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 16:51:14,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:14,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4272 states to 1352 states and 4225 transitions. [2018-12-08 16:51:14,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 4225 transitions. [2018-12-08 16:51:14,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:51:14,080 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:14,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:14,744 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 16:51:16,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:16,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4270 states to 1352 states and 4223 transitions. [2018-12-08 16:51:16,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 4223 transitions. [2018-12-08 16:51:16,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 16:51:16,649 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:16,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:16,681 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 16:51:16,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:16,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4271 states to 1353 states and 4224 transitions. [2018-12-08 16:51:16,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 4224 transitions. [2018-12-08 16:51:16,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-08 16:51:16,701 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:16,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:16,729 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 16:51:18,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:18,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4268 states to 1353 states and 4221 transitions. [2018-12-08 16:51:18,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 4221 transitions. [2018-12-08 16:51:18,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-08 16:51:18,106 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:18,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:18,149 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 16:51:19,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:19,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4265 states to 1353 states and 4218 transitions. [2018-12-08 16:51:19,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 4218 transitions. [2018-12-08 16:51:19,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-08 16:51:19,496 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:19,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:19,540 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 16:51:22,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:22,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4261 states to 1353 states and 4214 transitions. [2018-12-08 16:51:22,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 4214 transitions. [2018-12-08 16:51:22,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-08 16:51:22,542 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:22,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:22,576 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 16:51:22,986 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2018-12-08 16:51:24,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:24,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4258 states to 1353 states and 4211 transitions. [2018-12-08 16:51:24,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 4211 transitions. [2018-12-08 16:51:24,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-08 16:51:24,882 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:24,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:24,919 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 16:51:25,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:25,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4256 states to 1353 states and 4209 transitions. [2018-12-08 16:51:25,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 4209 transitions. [2018-12-08 16:51:25,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 16:51:25,991 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:26,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:26,019 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 16:51:26,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:26,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4260 states to 1355 states and 4213 transitions. [2018-12-08 16:51:26,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 4213 transitions. [2018-12-08 16:51:26,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 16:51:26,490 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:26,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:26,515 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 16:51:26,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:26,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4261 states to 1356 states and 4214 transitions. [2018-12-08 16:51:26,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 4214 transitions. [2018-12-08 16:51:26,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 16:51:26,537 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:26,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:27,040 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:51:32,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:32,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4298 states to 1360 states and 4251 transitions. [2018-12-08 16:51:32,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 4251 transitions. [2018-12-08 16:51:32,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:51:32,707 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:32,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:32,744 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-08 16:51:36,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:36,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4318 states to 1365 states and 4271 transitions. [2018-12-08 16:51:36,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 4271 transitions. [2018-12-08 16:51:36,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:51:36,307 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:36,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:36,342 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-08 16:51:41,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:41,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4337 states to 1370 states and 4290 transitions. [2018-12-08 16:51:41,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 4290 transitions. [2018-12-08 16:51:41,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:51:41,996 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:42,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:42,041 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-08 16:51:47,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:47,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4356 states to 1374 states and 4309 transitions. [2018-12-08 16:51:47,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 4309 transitions. [2018-12-08 16:51:47,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:51:47,100 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:47,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:47,130 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-08 16:51:51,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:51,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4359 states to 1376 states and 4312 transitions. [2018-12-08 16:51:51,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 4312 transitions. [2018-12-08 16:51:51,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-08 16:51:51,808 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:51,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:51,843 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-08 16:51:53,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:53,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4363 states to 1378 states and 4316 transitions. [2018-12-08 16:51:53,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 4316 transitions. [2018-12-08 16:51:53,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-08 16:51:53,316 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:53,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:53,353 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 10 proven. 13 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 16:51:54,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:54,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4369 states to 1380 states and 4321 transitions. [2018-12-08 16:51:54,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 4321 transitions. [2018-12-08 16:51:54,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 16:51:54,298 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:54,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:54,328 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 16:51:56,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:56,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4368 states to 1380 states and 4320 transitions. [2018-12-08 16:51:56,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 4320 transitions. [2018-12-08 16:51:56,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-08 16:51:56,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:56,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:56,192 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 10 proven. 13 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 16:51:57,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:51:57,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4377 states to 1386 states and 4329 transitions. [2018-12-08 16:51:57,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 4329 transitions. [2018-12-08 16:51:57,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 16:51:57,715 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:51:57,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:51:58,175 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:52:18,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:52:18,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4492 states to 1415 states and 4444 transitions. [2018-12-08 16:52:18,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 4444 transitions. [2018-12-08 16:52:18,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 16:52:18,753 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:52:18,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:52:18,784 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-12-08 16:52:19,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:52:19,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4495 states to 1417 states and 4447 transitions. [2018-12-08 16:52:19,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 4447 transitions. [2018-12-08 16:52:19,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 16:52:19,741 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:52:19,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:52:19,770 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:52:20,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:52:20,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4502 states to 1419 states and 4454 transitions. [2018-12-08 16:52:20,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 4454 transitions. [2018-12-08 16:52:20,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 16:52:20,685 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:52:20,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:52:20,714 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:52:23,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:52:23,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4510 states to 1422 states and 4462 transitions. [2018-12-08 16:52:23,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 4462 transitions. [2018-12-08 16:52:23,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 16:52:23,309 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:52:23,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:52:23,347 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:52:24,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:52:24,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4509 states to 1422 states and 4461 transitions. [2018-12-08 16:52:24,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 4461 transitions. [2018-12-08 16:52:24,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 16:52:24,956 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:52:24,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:52:24,984 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 16:52:29,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:52:29,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4545 states to 1427 states and 4497 transitions. [2018-12-08 16:52:29,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 4497 transitions. [2018-12-08 16:52:29,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 16:52:29,180 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:52:29,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:52:29,205 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:52:33,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:52:33,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4566 states to 1429 states and 4518 transitions. [2018-12-08 16:52:33,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 4518 transitions. [2018-12-08 16:52:33,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 16:52:33,680 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:52:33,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:52:33,713 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 16:52:35,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:52:35,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4598 states to 1437 states and 4550 transitions. [2018-12-08 16:52:35,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 4550 transitions. [2018-12-08 16:52:35,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 16:52:35,375 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:52:35,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:52:35,402 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 16:52:36,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:52:36,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4600 states to 1438 states and 4552 transitions. [2018-12-08 16:52:36,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 4552 transitions. [2018-12-08 16:52:36,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 16:52:36,272 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:52:36,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:52:36,298 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 16:52:37,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:52:37,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4600 states to 1439 states and 4552 transitions. [2018-12-08 16:52:37,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 4552 transitions. [2018-12-08 16:52:37,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 16:52:37,255 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:52:37,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:52:37,281 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 16:52:37,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:52:37,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4601 states to 1440 states and 4553 transitions. [2018-12-08 16:52:37,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 4553 transitions. [2018-12-08 16:52:37,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-08 16:52:37,402 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:52:37,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:52:37,428 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 16:52:37,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:52:37,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4603 states to 1442 states and 4555 transitions. [2018-12-08 16:52:37,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 4555 transitions. [2018-12-08 16:52:37,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 16:52:37,609 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:52:37,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:52:39,893 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 16:52:48,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:52:48,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4617 states to 1446 states and 4569 transitions. [2018-12-08 16:52:48,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1446 states and 4569 transitions. [2018-12-08 16:52:48,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-08 16:52:48,474 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:52:48,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:52:48,508 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 16:52:54,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:52:54,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4621 states to 1448 states and 4573 transitions. [2018-12-08 16:52:54,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 4573 transitions. [2018-12-08 16:52:54,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 16:52:54,851 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:52:54,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:52:54,880 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:52:54,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:52:54,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4621 states to 1449 states and 4573 transitions. [2018-12-08 16:52:54,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 4573 transitions. [2018-12-08 16:52:54,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-08 16:52:54,912 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:52:54,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:52:54,938 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:52:55,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:52:55,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4622 states to 1450 states and 4574 transitions. [2018-12-08 16:52:55,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 4574 transitions. [2018-12-08 16:52:55,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 16:52:55,987 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:52:55,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:52:56,018 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-08 16:52:57,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:52:57,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4641 states to 1453 states and 4593 transitions. [2018-12-08 16:52:57,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 4593 transitions. [2018-12-08 16:52:57,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 16:52:57,667 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:52:57,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:52:57,695 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 16:53:04,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:53:04,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4676 states to 1458 states and 4628 transitions. [2018-12-08 16:53:04,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 4628 transitions. [2018-12-08 16:53:04,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 16:53:04,935 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:53:04,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:53:04,964 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 16:53:08,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:53:08,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4710 states to 1463 states and 4662 transitions. [2018-12-08 16:53:08,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 4662 transitions. [2018-12-08 16:53:08,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 16:53:08,827 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:53:08,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:53:08,858 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-08 16:53:16,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:53:16,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4743 states to 1468 states and 4695 transitions. [2018-12-08 16:53:16,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 4695 transitions. [2018-12-08 16:53:16,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-08 16:53:16,116 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:53:16,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:53:16,152 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:53:28,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:53:28,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4771 states to 1476 states and 4723 transitions. [2018-12-08 16:53:28,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 4723 transitions. [2018-12-08 16:53:28,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-08 16:53:28,040 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:53:28,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:53:28,072 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:53:31,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:53:31,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4790 states to 1481 states and 4742 transitions. [2018-12-08 16:53:31,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 4742 transitions. [2018-12-08 16:53:31,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-08 16:53:31,605 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:53:31,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:53:31,636 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:53:35,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:53:35,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4809 states to 1486 states and 4761 transitions. [2018-12-08 16:53:35,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 4761 transitions. [2018-12-08 16:53:35,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-08 16:53:35,240 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:53:35,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:53:35,271 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:53:36,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:53:36,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4830 states to 1488 states and 4782 transitions. [2018-12-08 16:53:36,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1488 states and 4782 transitions. [2018-12-08 16:53:36,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-08 16:53:36,332 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:53:36,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:53:36,362 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 16:53:38,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:53:38,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4831 states to 1489 states and 4783 transitions. [2018-12-08 16:53:38,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 4783 transitions. [2018-12-08 16:53:38,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-08 16:53:38,022 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:53:38,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:53:38,051 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 16:53:39,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:53:39,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4838 states to 1492 states and 4790 transitions. [2018-12-08 16:53:39,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1492 states and 4790 transitions. [2018-12-08 16:53:39,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-08 16:53:39,183 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:53:39,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:53:39,214 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-08 16:53:45,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:53:45,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4871 states to 1497 states and 4823 transitions. [2018-12-08 16:53:45,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 4823 transitions. [2018-12-08 16:53:45,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-08 16:53:45,816 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:53:45,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:53:45,845 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 16:53:48,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:53:48,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4889 states to 1502 states and 4841 transitions. [2018-12-08 16:53:48,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 4841 transitions. [2018-12-08 16:53:48,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-08 16:53:48,021 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:53:48,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:53:48,052 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-08 16:53:48,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:53:48,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4889 states to 1503 states and 4841 transitions. [2018-12-08 16:53:48,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 4841 transitions. [2018-12-08 16:53:48,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-08 16:53:48,088 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:53:48,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:53:48,117 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 16:53:48,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:53:48,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4889 states to 1504 states and 4841 transitions. [2018-12-08 16:53:48,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 4841 transitions. [2018-12-08 16:53:48,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-08 16:53:48,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:53:48,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:53:48,189 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-08 16:53:51,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:53:51,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4897 states to 1509 states and 4849 transitions. [2018-12-08 16:53:51,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 4849 transitions. [2018-12-08 16:53:51,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-08 16:53:51,990 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:53:52,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:53:52,029 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-08 16:54:17,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:54:17,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5015 states to 1538 states and 4967 transitions. [2018-12-08 16:54:17,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 4967 transitions. [2018-12-08 16:54:17,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-08 16:54:17,365 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:54:17,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:54:17,396 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-08 16:54:18,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:54:18,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5022 states to 1540 states and 4974 transitions. [2018-12-08 16:54:18,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 4974 transitions. [2018-12-08 16:54:18,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-08 16:54:18,434 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:54:18,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:54:18,465 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-08 16:54:19,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:54:19,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5027 states to 1541 states and 4979 transitions. [2018-12-08 16:54:19,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 4979 transitions. [2018-12-08 16:54:19,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-08 16:54:19,890 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:54:19,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:54:19,933 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-08 16:54:20,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:54:20,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5030 states to 1543 states and 4982 transitions. [2018-12-08 16:54:20,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 4982 transitions. [2018-12-08 16:54:20,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-08 16:54:20,876 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:54:20,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:54:20,908 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 16:54:24,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:54:24,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5036 states to 1546 states and 4988 transitions. [2018-12-08 16:54:24,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 4988 transitions. [2018-12-08 16:54:24,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 16:54:24,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:54:24,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:54:24,979 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:54:25,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:54:25,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5035 states to 1546 states and 4987 transitions. [2018-12-08 16:54:25,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 4987 transitions. [2018-12-08 16:54:25,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 16:54:25,989 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:54:25,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:54:26,014 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:54:28,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:54:28,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5034 states to 1546 states and 4986 transitions. [2018-12-08 16:54:28,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 4986 transitions. [2018-12-08 16:54:28,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-08 16:54:28,149 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:54:28,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:54:28,178 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 16:54:31,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:54:31,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5057 states to 1549 states and 5009 transitions. [2018-12-08 16:54:31,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 5009 transitions. [2018-12-08 16:54:31,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-08 16:54:31,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:54:31,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:54:31,654 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 16:54:32,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:54:32,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5057 states to 1550 states and 5009 transitions. [2018-12-08 16:54:32,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 5009 transitions. [2018-12-08 16:54:32,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 16:54:32,634 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:54:32,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:54:32,659 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:54:34,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:54:34,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5056 states to 1550 states and 5008 transitions. [2018-12-08 16:54:34,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 5008 transitions. [2018-12-08 16:54:34,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 16:54:34,286 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:54:34,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:54:34,311 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:54:36,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:54:36,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5080 states to 1552 states and 5032 transitions. [2018-12-08 16:54:36,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 5032 transitions. [2018-12-08 16:54:36,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-08 16:54:36,117 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:54:36,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:54:36,147 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 16:54:36,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:54:36,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5084 states to 1554 states and 5035 transitions. [2018-12-08 16:54:36,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 5035 transitions. [2018-12-08 16:54:36,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 16:54:36,193 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:54:36,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:54:36,221 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:54:37,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:54:37,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5085 states to 1555 states and 5036 transitions. [2018-12-08 16:54:37,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 5036 transitions. [2018-12-08 16:54:37,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 16:54:37,153 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:54:37,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:54:37,181 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 16:54:37,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:54:37,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5086 states to 1556 states and 5037 transitions. [2018-12-08 16:54:37,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 5037 transitions. [2018-12-08 16:54:37,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-08 16:54:37,750 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:54:37,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:54:37,937 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 16:54:39,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:54:39,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5084 states to 1556 states and 5035 transitions. [2018-12-08 16:54:39,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 5035 transitions. [2018-12-08 16:54:39,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 16:54:39,147 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:54:39,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:54:39,172 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:54:40,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:54:40,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5083 states to 1556 states and 5034 transitions. [2018-12-08 16:54:40,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 5034 transitions. [2018-12-08 16:54:40,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 16:54:40,285 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:54:40,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:54:40,344 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 16:54:42,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:54:42,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5082 states to 1556 states and 5033 transitions. [2018-12-08 16:54:42,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 5033 transitions. [2018-12-08 16:54:42,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-08 16:54:42,935 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:54:42,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:54:42,968 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 16:54:44,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:54:44,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5098 states to 1558 states and 5049 transitions. [2018-12-08 16:54:44,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 5049 transitions. [2018-12-08 16:54:44,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-08 16:54:44,009 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:54:44,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:54:44,041 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-08 16:54:44,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:54:44,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5098 states to 1559 states and 5049 transitions. [2018-12-08 16:54:44,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 5049 transitions. [2018-12-08 16:54:44,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 16:54:44,073 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:54:44,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:54:44,100 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 16:54:50,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:54:50,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5122 states to 1562 states and 5073 transitions. [2018-12-08 16:54:50,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 5073 transitions. [2018-12-08 16:54:50,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-08 16:54:50,435 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:54:50,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:54:50,468 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 16:54:52,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:54:52,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5143 states to 1567 states and 5094 transitions. [2018-12-08 16:54:52,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 5094 transitions. [2018-12-08 16:54:52,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-08 16:54:52,835 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:54:52,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:54:52,866 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 16:54:56,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:54:56,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5163 states to 1572 states and 5114 transitions. [2018-12-08 16:54:56,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 5114 transitions. [2018-12-08 16:54:56,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-08 16:54:56,375 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:54:56,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:54:56,405 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 16:55:00,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:55:00,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5183 states to 1577 states and 5134 transitions. [2018-12-08 16:55:00,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 5134 transitions. [2018-12-08 16:55:00,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-08 16:55:00,038 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:55:00,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:55:00,081 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 16:55:04,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:55:04,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5203 states to 1582 states and 5154 transitions. [2018-12-08 16:55:04,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 5154 transitions. [2018-12-08 16:55:04,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-08 16:55:04,491 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:55:04,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:55:04,520 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 16:55:09,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:55:09,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5222 states to 1586 states and 5173 transitions. [2018-12-08 16:55:09,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1586 states and 5173 transitions. [2018-12-08 16:55:09,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-08 16:55:09,221 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:55:09,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:55:09,250 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 16:55:12,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:55:12,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5225 states to 1588 states and 5176 transitions. [2018-12-08 16:55:12,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 5176 transitions. [2018-12-08 16:55:12,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-08 16:55:12,188 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:55:12,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:55:12,221 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 16:55:13,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:55:13,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5223 states to 1588 states and 5174 transitions. [2018-12-08 16:55:13,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 5174 transitions. [2018-12-08 16:55:13,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-08 16:55:13,389 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:55:13,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:55:13,423 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 16:55:15,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:55:15,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5220 states to 1588 states and 5171 transitions. [2018-12-08 16:55:15,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 5171 transitions. [2018-12-08 16:55:15,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-08 16:55:15,453 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:55:15,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:55:15,485 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 16:55:20,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:55:20,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5227 states to 1591 states and 5178 transitions. [2018-12-08 16:55:20,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 5178 transitions. [2018-12-08 16:55:20,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-08 16:55:20,119 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:55:20,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:55:20,151 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 16:55:21,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:55:21,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5223 states to 1591 states and 5174 transitions. [2018-12-08 16:55:21,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 5174 transitions. [2018-12-08 16:55:21,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-08 16:55:21,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:55:21,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:55:21,247 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 16:55:22,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:55:22,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5219 states to 1591 states and 5170 transitions. [2018-12-08 16:55:22,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 5170 transitions. [2018-12-08 16:55:22,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-08 16:55:22,315 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:55:22,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:55:22,346 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 10 proven. 13 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 16:55:26,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:55:26,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5227 states to 1595 states and 5178 transitions. [2018-12-08 16:55:26,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 5178 transitions. [2018-12-08 16:55:26,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 16:55:26,037 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:55:26,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:55:26,067 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 16:55:39,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:55:39,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5294 states to 1605 states and 5245 transitions. [2018-12-08 16:55:39,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 5245 transitions. [2018-12-08 16:55:39,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 16:55:39,178 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:55:39,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:55:39,208 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 16:55:44,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:55:44,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5328 states to 1610 states and 5279 transitions. [2018-12-08 16:55:44,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 5279 transitions. [2018-12-08 16:55:44,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 16:55:44,747 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:55:44,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:55:44,776 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 16:55:47,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:55:47,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5344 states to 1612 states and 5295 transitions. [2018-12-08 16:55:47,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 5295 transitions. [2018-12-08 16:55:47,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 16:55:47,942 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:55:47,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:55:47,973 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 16:55:50,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:55:50,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5360 states to 1614 states and 5311 transitions. [2018-12-08 16:55:50,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1614 states and 5311 transitions. [2018-12-08 16:55:50,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 16:55:50,027 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:55:50,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:55:50,056 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 16:55:52,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:55:52,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5378 states to 1617 states and 5329 transitions. [2018-12-08 16:55:52,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1617 states and 5329 transitions. [2018-12-08 16:55:52,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 16:55:52,123 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:55:52,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:55:52,153 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 16:55:54,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:55:54,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5396 states to 1620 states and 5347 transitions. [2018-12-08 16:55:54,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 5347 transitions. [2018-12-08 16:55:54,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 16:55:54,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:55:54,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:55:54,888 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 16:55:55,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:55:55,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5398 states to 1622 states and 5349 transitions. [2018-12-08 16:55:55,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 5349 transitions. [2018-12-08 16:55:55,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 16:55:55,874 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:55:55,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:55:57,811 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 16:56:04,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:56:04,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5394 states to 1620 states and 5345 transitions. [2018-12-08 16:56:04,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 5345 transitions. [2018-12-08 16:56:04,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-08 16:56:04,237 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:56:04,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:56:04,270 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 16:56:10,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:56:10,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5412 states to 1622 states and 5363 transitions. [2018-12-08 16:56:10,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 5363 transitions. [2018-12-08 16:56:10,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-08 16:56:10,527 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:56:10,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:56:10,562 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 10 proven. 13 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 16:56:16,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:56:16,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5420 states to 1625 states and 5371 transitions. [2018-12-08 16:56:16,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 5371 transitions. [2018-12-08 16:56:16,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-08 16:56:16,532 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:56:16,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:56:16,610 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 10 proven. 13 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 16:56:21,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:56:21,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5440 states to 1630 states and 5391 transitions. [2018-12-08 16:56:21,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 5391 transitions. [2018-12-08 16:56:21,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-08 16:56:21,247 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:56:21,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:56:21,326 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 10 proven. 13 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 16:56:26,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:56:26,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5458 states to 1635 states and 5409 transitions. [2018-12-08 16:56:26,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 5409 transitions. [2018-12-08 16:56:26,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-08 16:56:26,184 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:56:26,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:56:26,224 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 16:56:28,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:56:28,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5457 states to 1635 states and 5408 transitions. [2018-12-08 16:56:28,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 5408 transitions. [2018-12-08 16:56:28,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-08 16:56:28,006 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:56:28,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:56:28,035 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 16:56:29,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:56:29,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5456 states to 1635 states and 5407 transitions. [2018-12-08 16:56:29,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 5407 transitions. [2018-12-08 16:56:29,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-08 16:56:29,146 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:56:29,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:56:29,174 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 16:56:31,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:56:31,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5455 states to 1635 states and 5406 transitions. [2018-12-08 16:56:31,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 5406 transitions. [2018-12-08 16:56:31,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-08 16:56:31,737 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:56:31,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:56:31,821 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 16:56:31,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:56:31,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5459 states to 122 states and 161 transitions. [2018-12-08 16:56:31,867 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 161 transitions. [2018-12-08 16:56:31,867 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 16:56:31,867 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 359 iterations. [2018-12-08 16:56:31,873 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 16:56:32,273 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 14 [2018-12-08 16:56:33,161 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 42 [2018-12-08 16:56:33,228 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,230 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,231 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,231 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,231 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,231 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,231 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,231 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,231 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,231 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,231 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,231 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,231 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,231 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,231 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,231 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,231 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,231 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,231 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,232 INFO L583 CodeCheckObserver]: Invariant with dag size 25 [2018-12-08 16:56:33,235 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,235 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,235 INFO L583 CodeCheckObserver]: Invariant with dag size 25 [2018-12-08 16:56:33,235 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,235 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,235 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,235 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-08 16:56:33,235 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,235 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,236 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,236 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,236 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,236 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,236 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-08 16:56:33,236 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-08 16:56:33,236 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,236 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,236 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,236 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,236 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:33,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 04:56:33 ImpRootNode [2018-12-08 16:56:33,236 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 16:56:33,237 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 16:56:33,237 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 16:56:33,237 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 16:56:33,237 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:45:16" (3/4) ... [2018-12-08 16:56:33,240 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 16:56:33,245 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _torture_stop_kthread [2018-12-08 16:56:33,245 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2018-12-08 16:56:33,245 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_lock_busted_write_delay [2018-12-08 16:56:33,245 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_lock_spin_write_unlock_irq [2018-12-08 16:56:33,245 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2018-12-08 16:56:33,245 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-12-08 16:56:33,245 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_lock_busted_write_lock [2018-12-08 16:56:33,245 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2018-12-08 16:56:33,245 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_random [2018-12-08 16:56:33,246 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2018-12-08 16:56:33,246 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lock_torture_stats_print [2018-12-08 16:56:33,246 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_lock_busted_write_unlock [2018-12-08 16:56:33,246 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lock_torture_print_module_parms [2018-12-08 16:56:33,246 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_spin_lock_write_delay [2018-12-08 16:56:33,246 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lock_torture_cleanup [2018-12-08 16:56:33,246 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_init_end [2018-12-08 16:56:33,246 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_unlock [2018-12-08 16:56:33,246 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_lock [2018-12-08 16:56:33,246 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_spin_lock_write_lock_irq [2018-12-08 16:56:33,246 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _torture_create_kthread [2018-12-08 16:56:33,246 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_spin_lock_write_lock [2018-12-08 16:56:33,246 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~~TO~VOID [2018-12-08 16:56:33,246 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2018-12-08 16:56:33,246 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_spin_lock_write_unlock [2018-12-08 16:56:33,247 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_alloc_flags [2018-12-08 16:56:33,256 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 148 nodes and edges [2018-12-08 16:56:33,256 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 51 nodes and edges [2018-12-08 16:56:33,257 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-12-08 16:56:33,258 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-08 16:56:33,259 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 16:56:33,260 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 16:56:33,261 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 16:56:33,340 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a0b74c76-b5df-4c61-a00b-133d12b0f999/bin-2019/ukojak/witness.graphml [2018-12-08 16:56:33,340 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 16:56:33,341 INFO L168 Benchmark]: Toolchain (without parser) took 678465.24 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 914.4 MB). Free memory was 947.9 MB in the beginning and 540.2 MB in the end (delta: 407.8 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2018-12-08 16:56:33,341 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 16:56:33,341 INFO L168 Benchmark]: CACSL2BoogieTranslator took 521.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -136.4 MB). Peak memory consumption was 48.9 MB. Max. memory is 11.5 GB. [2018-12-08 16:56:33,341 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.45 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 16:56:33,342 INFO L168 Benchmark]: Boogie Preprocessor took 33.18 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 16:56:33,342 INFO L168 Benchmark]: RCFGBuilder took 1202.97 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: -4.9 MB). Peak memory consumption was 223.3 MB. Max. memory is 11.5 GB. [2018-12-08 16:56:33,342 INFO L168 Benchmark]: CodeCheck took 676557.37 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 783.8 MB). Free memory was 1.1 GB in the beginning and 559.9 MB in the end (delta: 518.6 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2018-12-08 16:56:33,342 INFO L168 Benchmark]: Witness Printer took 103.68 ms. Allocated memory is still 1.9 GB. Free memory was 559.9 MB in the beginning and 540.2 MB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-12-08 16:56:33,343 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 26 procedures, 327 locations, 1 error locations. SAFE Result, 675.1s OverallTime, 359 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1024 SDtfs, 904079464 SDslu, 1716852936 SDs, 0 SdLazy, -892728176 SolverSat, 7081376 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1313.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 397461 GetRequests, 392660 SyntacticMatches, 2327 SemanticMatches, 2474 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3276099 ImplicationChecksByTransitivity, 646.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.3s SsaConstructionTime, 3.5s SatisfiabilityAnalysisTime, 16.4s InterpolantComputationTime, 30923 NumberOfCodeBlocks, 30923 NumberOfCodeBlocksAsserted, 358 NumberOfCheckSat, 30565 ConstructedInterpolants, 0 QuantifiedInterpolants, 4886179 SizeOfPredicates, 0 NumberOfNonLiveVariables, 5534 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 358 InterpolantComputations, 316 PerfectInterpolantSequences, 10530/10924 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: 2009]: 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: 2421]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2421]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2270]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2138]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2421]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2092]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2869]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2421]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2817]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2410]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2138]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2152]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2885]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2845]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2379]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2692]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2605]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2421]: Loop Invariant Derived loop invariant: (((((!(ref_cnt == 0) || !(ldv_spin == 0)) || !(onoff_interval == 0)) || !(shuffle_interval == 3)) || stat_interval < 60) || !(shutdown_secs == 0)) || !(stutter == 5) - InvariantResult [Line: 2664]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2397]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2504]: Loop Invariant Derived loop invariant: (((((!(ref_cnt == 0) || !(ldv_spin == 0)) || !(onoff_interval == 0)) || !(shuffle_interval == 3)) || stat_interval < 60) || !(shutdown_secs == 0)) || !(stutter == 5) - InvariantResult [Line: 2421]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2452]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2421]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2853]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2421]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2809]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2421]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2421]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2379]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2759]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2610]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2861]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2395]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2656]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2012]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2367]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2092]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 521.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -136.4 MB). Peak memory consumption was 48.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.45 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.18 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1202.97 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: -4.9 MB). Peak memory consumption was 223.3 MB. Max. memory is 11.5 GB. * CodeCheck took 676557.37 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 783.8 MB). Free memory was 1.1 GB in the beginning and 559.9 MB in the end (delta: 518.6 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. * Witness Printer took 103.68 ms. Allocated memory is still 1.9 GB. Free memory was 559.9 MB in the beginning and 540.2 MB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...