./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hisax--hfc_usb.ko-entry_point_true-unreach-call.cil.out.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1668e114-f203-496e-b2ed-408216d43d09/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1668e114-f203-496e-b2ed-408216d43d09/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1668e114-f203-496e-b2ed-408216d43d09/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1668e114-f203-496e-b2ed-408216d43d09/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-drivers--isdn--hisax--hfc_usb.ko-entry_point_true-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1668e114-f203-496e-b2ed-408216d43d09/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1668e114-f203-496e-b2ed-408216d43d09/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 79b7ee7ddfbc1b59e58fd193af64aa4d6fde9d49 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 12:21:28,899 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:21:28,900 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:21:28,911 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:21:28,912 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:21:28,914 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:21:28,916 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:21:28,918 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:21:28,920 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:21:28,923 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:21:28,925 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:21:28,925 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:21:28,926 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:21:28,927 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:21:28,928 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:21:28,928 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:21:28,929 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:21:28,932 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:21:28,942 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:21:28,943 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:21:28,944 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:21:28,945 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:21:28,948 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:21:28,949 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:21:28,949 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:21:28,949 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:21:28,950 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:21:28,951 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:21:28,951 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:21:28,952 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:21:28,952 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:21:28,952 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:21:28,952 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:21:28,953 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:21:28,953 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:21:28,956 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:21:28,956 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1668e114-f203-496e-b2ed-408216d43d09/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-11-18 12:21:28,968 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:21:28,971 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:21:28,972 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:21:28,972 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 12:21:28,973 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 12:21:28,974 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 12:21:28,974 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:21:28,974 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 12:21:28,974 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:21:28,975 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:21:28,975 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:21:28,975 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:21:28,975 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:21:28,975 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:21:28,975 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:21:28,975 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 12:21:28,975 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 12:21:28,976 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:21:28,976 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:21:28,976 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 12:21:28,976 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:21:28,976 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:21:28,976 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:21:28,976 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 12:21:28,976 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:21:28,976 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 12:21:28,977 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 12:21:28,977 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_1668e114-f203-496e-b2ed-408216d43d09/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 -> 79b7ee7ddfbc1b59e58fd193af64aa4d6fde9d49 [2018-11-18 12:21:29,019 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:21:29,028 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:21:29,031 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:21:29,032 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:21:29,032 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:21:29,033 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1668e114-f203-496e-b2ed-408216d43d09/bin-2019/ukojak/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hisax--hfc_usb.ko-entry_point_true-unreach-call.cil.out.c [2018-11-18 12:21:29,079 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1668e114-f203-496e-b2ed-408216d43d09/bin-2019/ukojak/data/8f2aada4f/ddb29b86cfd947faaebe4607dc649b3d/FLAG61f1f6a38 [2018-11-18 12:21:29,779 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:21:29,780 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1668e114-f203-496e-b2ed-408216d43d09/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hisax--hfc_usb.ko-entry_point_true-unreach-call.cil.out.c [2018-11-18 12:21:29,816 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1668e114-f203-496e-b2ed-408216d43d09/bin-2019/ukojak/data/8f2aada4f/ddb29b86cfd947faaebe4607dc649b3d/FLAG61f1f6a38 [2018-11-18 12:21:30,060 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1668e114-f203-496e-b2ed-408216d43d09/bin-2019/ukojak/data/8f2aada4f/ddb29b86cfd947faaebe4607dc649b3d [2018-11-18 12:21:30,068 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:21:30,069 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 12:21:30,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:21:30,071 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:21:30,074 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:21:30,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:21:30" (1/1) ... [2018-11-18 12:21:30,077 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2497f8a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:21:30, skipping insertion in model container [2018-11-18 12:21:30,078 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:21:30" (1/1) ... [2018-11-18 12:21:30,086 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:21:30,184 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:21:30,624 WARN L1122 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6702] [2018-11-18 12:21:30,624 WARN L1122 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6703-6704] [2018-11-18 12:21:34,244 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:21:34,327 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:21:34,640 WARN L1122 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6702] [2018-11-18 12:21:34,640 WARN L1122 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6703-6704] [2018-11-18 12:21:36,700 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:21:36,956 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:21:36,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:21:36 WrapperNode [2018-11-18 12:21:36,962 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:21:36,963 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 12:21:36,966 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 12:21:36,966 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 12:21:36,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:21:36" (1/1) ... [2018-11-18 12:21:37,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:21:36" (1/1) ... [2018-11-18 12:21:37,316 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 12:21:37,317 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:21:37,317 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:21:37,317 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:21:37,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:21:36" (1/1) ... [2018-11-18 12:21:37,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:21:36" (1/1) ... [2018-11-18 12:21:37,388 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:21:36" (1/1) ... [2018-11-18 12:21:37,389 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:21:36" (1/1) ... [2018-11-18 12:21:37,519 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:21:36" (1/1) ... [2018-11-18 12:21:37,534 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:21:36" (1/1) ... [2018-11-18 12:21:37,556 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:21:36" (1/1) ... [2018-11-18 12:21:37,615 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:21:37,615 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:21:37,615 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:21:37,616 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:21:37,616 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:21:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1668e114-f203-496e-b2ed-408216d43d09/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 12:21:37,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 12:21:37,813 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2018-11-18 12:21:37,813 INFO L130 BoogieDeclarations]: Found specification of procedure handle_led [2018-11-18 12:21:37,814 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_led [2018-11-18 12:21:37,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:21:37,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-18 12:21:37,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-18 12:21:37,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-18 12:21:37,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 12:21:37,820 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2018-11-18 12:21:37,820 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2018-11-18 12:21:37,820 INFO L130 BoogieDeclarations]: Found specification of procedure start_int_fifo [2018-11-18 12:21:37,820 INFO L138 BoogieDeclarations]: Found implementation of procedure start_int_fifo [2018-11-18 12:21:37,821 INFO L130 BoogieDeclarations]: Found specification of procedure symbolic [2018-11-18 12:21:37,821 INFO L138 BoogieDeclarations]: Found implementation of procedure symbolic [2018-11-18 12:21:37,821 INFO L130 BoogieDeclarations]: Found specification of procedure hisax_register [2018-11-18 12:21:37,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-18 12:21:37,821 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-18 12:21:37,823 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2018-11-18 12:21:37,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2018-11-18 12:21:37,824 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2018-11-18 12:21:37,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2018-11-18 12:21:37,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2018-11-18 12:21:37,824 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-18 12:21:37,824 INFO L130 BoogieDeclarations]: Found specification of procedure start_isoc_chain [2018-11-18 12:21:37,824 INFO L138 BoogieDeclarations]: Found implementation of procedure start_isoc_chain [2018-11-18 12:21:37,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 12:21:37,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-18 12:21:37,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-18 12:21:37,824 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-18 12:21:37,825 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-18 12:21:37,825 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2018-11-18 12:21:37,825 INFO L130 BoogieDeclarations]: Found specification of procedure hisax_unregister [2018-11-18 12:21:37,825 INFO L130 BoogieDeclarations]: Found specification of procedure timer_pending [2018-11-18 12:21:37,825 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_pending [2018-11-18 12:21:37,825 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2018-11-18 12:21:37,825 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2018-11-18 12:21:37,825 INFO L130 BoogieDeclarations]: Found specification of procedure set_led_bit [2018-11-18 12:21:37,825 INFO L138 BoogieDeclarations]: Found implementation of procedure set_led_bit [2018-11-18 12:21:37,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 12:21:37,825 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2018-11-18 12:21:37,826 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2018-11-18 12:21:37,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 12:21:37,826 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2018-11-18 12:21:37,826 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2018-11-18 12:21:37,826 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2018-11-18 12:21:37,826 INFO L130 BoogieDeclarations]: Found specification of procedure ctrl_start_transfer [2018-11-18 12:21:37,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ctrl_start_transfer [2018-11-18 12:21:37,826 INFO L130 BoogieDeclarations]: Found specification of procedure queue_control_request [2018-11-18 12:21:37,826 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_control_request [2018-11-18 12:21:37,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:21:37,826 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2018-11-18 12:21:37,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2018-11-18 12:21:37,827 INFO L130 BoogieDeclarations]: Found specification of procedure fill_isoc_urb [2018-11-18 12:21:37,827 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_isoc_urb [2018-11-18 12:21:37,827 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2018-11-18 12:21:37,827 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2018-11-18 12:21:37,827 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2018-11-18 12:21:37,827 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2018-11-18 12:21:37,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-18 12:21:37,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-18 12:21:37,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-18 12:21:37,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:21:37,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:22:56,796 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:22:56,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:22:56 BoogieIcfgContainer [2018-11-18 12:22:56,796 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:22:56,797 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 12:22:56,797 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 12:22:56,804 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 12:22:56,805 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:22:56" (1/1) ... [2018-11-18 12:22:56,816 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:22:56,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:22:56,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 277 states and 399 transitions. [2018-11-18 12:22:56,861 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 399 transitions. [2018-11-18 12:22:56,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-18 12:22:56,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:22:57,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:22:57,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:22:58,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:22:58,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 281 states and 418 transitions. [2018-11-18 12:22:58,130 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 418 transitions. [2018-11-18 12:22:58,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-18 12:22:58,134 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:22:58,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:22:58,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:22:59,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:22:59,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 284 states and 437 transitions. [2018-11-18 12:22:59,431 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 437 transitions. [2018-11-18 12:22:59,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-18 12:22:59,434 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:22:59,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:22:59,979 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:23:02,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:23:02,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 288 states and 457 transitions. [2018-11-18 12:23:02,165 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 457 transitions. [2018-11-18 12:23:02,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 12:23:02,167 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:23:02,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:02,599 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 12:23:03,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:23:03,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 291 states and 462 transitions. [2018-11-18 12:23:03,448 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 462 transitions. [2018-11-18 12:23:03,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 12:23:03,449 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:23:03,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:03,940 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:23:04,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:23:04,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 297 states and 486 transitions. [2018-11-18 12:23:04,177 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 486 transitions. [2018-11-18 12:23:04,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 12:23:04,179 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:23:04,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:04,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 12:23:04,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:23:04,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 300 states and 490 transitions. [2018-11-18 12:23:04,491 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 490 transitions. [2018-11-18 12:23:04,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 12:23:04,492 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:23:04,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:04,645 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:23:04,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:23:04,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 303 states and 495 transitions. [2018-11-18 12:23:04,768 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 495 transitions. [2018-11-18 12:23:04,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 12:23:04,769 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:23:04,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:05,117 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:23:05,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:23:05,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 302 states and 489 transitions. [2018-11-18 12:23:05,176 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 489 transitions. [2018-11-18 12:23:05,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 12:23:05,180 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:23:05,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:05,614 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:23:05,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:23:05,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 301 states and 483 transitions. [2018-11-18 12:23:05,978 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 483 transitions. [2018-11-18 12:23:05,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 12:23:05,979 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:23:06,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:06,118 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 12:23:06,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:23:06,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 304 states and 489 transitions. [2018-11-18 12:23:06,366 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 489 transitions. [2018-11-18 12:23:06,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-18 12:23:06,367 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:23:06,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:06,640 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:23:09,694 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-11-18 12:23:12,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:23:12,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 310 states and 514 transitions. [2018-11-18 12:23:12,128 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 514 transitions. [2018-11-18 12:23:12,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 12:23:12,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:23:12,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:12,309 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 12:23:13,385 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-11-18 12:23:13,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:23:13,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 314 states and 520 transitions. [2018-11-18 12:23:13,790 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 520 transitions. [2018-11-18 12:23:13,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-18 12:23:13,791 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:23:13,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:14,019 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 12:23:14,969 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-18 12:23:15,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:23:15,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 316 states and 523 transitions. [2018-11-18 12:23:15,018 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 523 transitions. [2018-11-18 12:23:15,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 12:23:15,019 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:23:15,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:15,221 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:23:15,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:23:15,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 316 states and 522 transitions. [2018-11-18 12:23:15,639 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 522 transitions. [2018-11-18 12:23:15,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 12:23:15,640 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:23:15,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:16,047 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:23:18,426 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-18 12:23:19,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:23:19,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 321 states and 545 transitions. [2018-11-18 12:23:19,784 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 545 transitions. [2018-11-18 12:23:19,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 12:23:19,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:23:19,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:19,991 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:23:21,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:23:21,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 323 states and 557 transitions. [2018-11-18 12:23:21,194 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 557 transitions. [2018-11-18 12:23:21,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-18 12:23:21,195 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:23:21,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:21,746 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:23:21,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:23:21,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 326 states and 562 transitions. [2018-11-18 12:23:21,866 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 562 transitions. [2018-11-18 12:23:21,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-18 12:23:21,867 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:23:21,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:22,463 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 12:23:22,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:23:22,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 329 states and 567 transitions. [2018-11-18 12:23:22,872 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 567 transitions. [2018-11-18 12:23:22,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-18 12:23:22,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:23:22,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:23,592 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 12:23:23,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:23:23,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 332 states and 571 transitions. [2018-11-18 12:23:23,961 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 571 transitions. [2018-11-18 12:23:23,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-18 12:23:23,962 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:23:24,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:24,144 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 12:23:24,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:23:24,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 334 states and 574 transitions. [2018-11-18 12:23:24,185 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 574 transitions. [2018-11-18 12:23:24,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-18 12:23:24,186 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:23:24,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:24,836 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 12:23:25,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:23:25,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 342 states and 594 transitions. [2018-11-18 12:23:25,372 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 594 transitions. [2018-11-18 12:23:25,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 12:23:25,373 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:23:25,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:25,543 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 12:23:25,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:23:25,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 343 states and 594 transitions. [2018-11-18 12:23:25,585 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 594 transitions. [2018-11-18 12:23:25,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-18 12:23:25,588 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:23:25,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:25,782 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 12:23:27,157 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-18 12:23:27,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:23:27,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 344 states and 594 transitions. [2018-11-18 12:23:27,186 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 594 transitions. [2018-11-18 12:23:27,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-18 12:23:27,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:23:27,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:30,303 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:23:33,202 WARN L180 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-18 12:23:34,114 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-11-18 12:23:35,150 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-18 12:23:35,645 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-18 12:23:36,089 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-18 12:23:36,849 WARN L180 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 11 [2018-11-18 12:23:37,813 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-11-18 12:23:38,817 WARN L180 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-18 12:23:39,747 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-18 12:23:40,247 WARN L180 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 9 [2018-11-18 12:23:41,170 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-18 12:23:42,133 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-11-18 12:23:43,361 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 6 [2018-11-18 12:23:44,209 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-18 12:23:47,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:23:47,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 353 states and 629 transitions. [2018-11-18 12:23:47,342 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 629 transitions. [2018-11-18 12:23:47,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-18 12:23:47,343 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:23:47,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:47,495 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:23:47,981 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-11-18 12:23:48,693 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-11-18 12:23:49,795 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-18 12:23:51,682 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-11-18 12:23:53,185 WARN L180 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-18 12:23:55,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:23:55,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 356 states and 643 transitions. [2018-11-18 12:23:55,368 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 643 transitions. [2018-11-18 12:23:55,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-18 12:23:55,369 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:23:55,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:55,530 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:23:56,087 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-18 12:23:56,626 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-11-18 12:23:57,917 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-11-18 12:23:58,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:23:58,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 358 states and 653 transitions. [2018-11-18 12:23:58,341 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 653 transitions. [2018-11-18 12:23:58,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 12:23:58,342 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:23:58,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:58,567 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 12:23:59,553 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-18 12:24:01,297 WARN L180 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-18 12:24:01,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:24:01,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 359 states and 653 transitions. [2018-11-18 12:24:01,335 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 653 transitions. [2018-11-18 12:24:01,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 12:24:01,336 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:24:01,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:24:03,471 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:24:05,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:24:05,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 363 states and 660 transitions. [2018-11-18 12:24:05,431 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 660 transitions. [2018-11-18 12:24:05,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 12:24:05,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:24:05,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:24:07,367 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:24:07,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:24:07,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 366 states and 666 transitions. [2018-11-18 12:24:07,766 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 666 transitions. [2018-11-18 12:24:07,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 12:24:07,774 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:24:07,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:24:08,107 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 12:24:09,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:24:09,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 367 states and 667 transitions. [2018-11-18 12:24:09,298 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 667 transitions. [2018-11-18 12:24:09,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 12:24:09,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:24:09,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:24:09,422 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 12:24:10,409 WARN L180 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 15 [2018-11-18 12:24:11,101 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-11-18 12:24:13,069 WARN L180 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-18 12:24:14,341 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-11-18 12:24:14,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:24:14,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 369 states and 676 transitions. [2018-11-18 12:24:14,446 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 676 transitions. [2018-11-18 12:24:14,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 12:24:14,447 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:24:14,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:24:16,031 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:24:16,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:24:16,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 373 states and 684 transitions. [2018-11-18 12:24:16,708 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 684 transitions. [2018-11-18 12:24:16,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 12:24:16,708 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:24:16,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:24:17,066 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 12:24:17,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:24:17,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 375 states and 687 transitions. [2018-11-18 12:24:17,999 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 687 transitions. [2018-11-18 12:24:18,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 12:24:18,000 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:24:18,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:24:18,171 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 12:24:18,757 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-11-18 12:24:19,269 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-11-18 12:24:21,285 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-11-18 12:24:22,417 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-18 12:24:22,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:24:22,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 378 states and 695 transitions. [2018-11-18 12:24:22,743 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 695 transitions. [2018-11-18 12:24:22,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 12:24:22,743 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:24:22,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:24:22,913 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 12:24:23,471 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-11-18 12:24:23,981 WARN L180 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 11 [2018-11-18 12:24:25,313 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-11-18 12:24:26,569 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-18 12:24:27,788 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-18 12:24:29,126 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-18 12:24:30,594 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-11-18 12:24:30,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:24:30,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 380 states and 700 transitions. [2018-11-18 12:24:30,599 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 700 transitions. [2018-11-18 12:24:30,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 12:24:30,600 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:24:30,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:24:32,883 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 12:24:36,637 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 7 [2018-11-18 12:24:40,897 WARN L180 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-11-18 12:24:41,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:24:41,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 387 states and 721 transitions. [2018-11-18 12:24:41,243 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 721 transitions. [2018-11-18 12:24:41,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 12:24:41,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:24:41,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:24:41,381 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 12:24:42,241 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-18 12:24:43,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:24:43,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 388 states and 722 transitions. [2018-11-18 12:24:43,427 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 722 transitions. [2018-11-18 12:24:43,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 12:24:43,441 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:24:43,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:24:43,632 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 12:24:44,273 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-11-18 12:24:44,833 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-11-18 12:24:46,490 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-18 12:24:47,654 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-11-18 12:24:47,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:24:47,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 390 states and 726 transitions. [2018-11-18 12:24:47,694 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 726 transitions. [2018-11-18 12:24:47,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 12:24:47,695 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:24:47,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:24:47,897 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 12:24:49,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:24:49,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 392 states and 728 transitions. [2018-11-18 12:24:49,632 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 728 transitions. [2018-11-18 12:24:49,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 12:24:49,633 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:24:49,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:24:49,752 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 12:24:51,677 WARN L180 SmtUtils]: Spent 484.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-18 12:24:52,492 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-11-18 12:24:53,453 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-11-18 12:24:54,853 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-18 12:24:54,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:24:54,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 394 states and 732 transitions. [2018-11-18 12:24:54,895 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 732 transitions. [2018-11-18 12:24:54,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 12:24:54,896 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:24:54,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:24:58,363 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 12:24:58,897 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-11-18 12:25:00,650 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-18 12:25:01,921 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-18 12:25:03,198 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-11-18 12:25:11,441 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-11-18 12:25:11,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:11,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 397 states and 748 transitions. [2018-11-18 12:25:11,458 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 748 transitions. [2018-11-18 12:25:11,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 12:25:11,458 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:11,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:11,581 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:25:11,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:11,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 397 states and 745 transitions. [2018-11-18 12:25:11,832 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 745 transitions. [2018-11-18 12:25:11,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 12:25:11,833 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:11,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:11,997 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 12:25:12,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:12,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 398 states and 745 transitions. [2018-11-18 12:25:12,264 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 745 transitions. [2018-11-18 12:25:12,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 12:25:12,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:12,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:12,464 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 12:25:13,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:13,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 400 states and 749 transitions. [2018-11-18 12:25:13,939 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 749 transitions. [2018-11-18 12:25:13,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 12:25:13,940 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:13,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:14,129 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 12:25:14,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:14,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 401 states and 749 transitions. [2018-11-18 12:25:14,287 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 749 transitions. [2018-11-18 12:25:14,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 12:25:14,288 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:14,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:14,478 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 12:25:14,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:14,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 402 states and 749 transitions. [2018-11-18 12:25:14,863 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 749 transitions. [2018-11-18 12:25:14,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 12:25:14,864 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:14,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:15,029 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 12:25:15,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:15,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 403 states and 749 transitions. [2018-11-18 12:25:15,115 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 749 transitions. [2018-11-18 12:25:15,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 12:25:15,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:15,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:19,424 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 12:25:19,757 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-18 12:25:22,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:22,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 419 states and 796 transitions. [2018-11-18 12:25:22,901 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 796 transitions. [2018-11-18 12:25:22,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 12:25:22,902 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:22,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:23,092 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 12:25:24,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:24,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 428 states and 823 transitions. [2018-11-18 12:25:24,190 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 823 transitions. [2018-11-18 12:25:24,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 12:25:24,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:24,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:24,292 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 12:25:24,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:24,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 431 states and 827 transitions. [2018-11-18 12:25:24,465 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 827 transitions. [2018-11-18 12:25:24,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 12:25:24,466 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:24,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:24,551 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 12:25:24,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:24,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 432 states and 827 transitions. [2018-11-18 12:25:24,739 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 827 transitions. [2018-11-18 12:25:24,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 12:25:24,740 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:24,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:24,835 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 12:25:24,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:24,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 433 states and 827 transitions. [2018-11-18 12:25:24,934 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 827 transitions. [2018-11-18 12:25:24,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 12:25:24,935 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:24,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:25,054 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 12:25:25,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:25,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 434 states and 827 transitions. [2018-11-18 12:25:25,090 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 827 transitions. [2018-11-18 12:25:25,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 12:25:25,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:25,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:25,172 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 12:25:25,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:25,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 436 states and 829 transitions. [2018-11-18 12:25:25,188 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 829 transitions. [2018-11-18 12:25:25,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 12:25:25,189 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:25,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:25,268 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 12:25:25,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:25,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 438 states and 831 transitions. [2018-11-18 12:25:25,284 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 831 transitions. [2018-11-18 12:25:25,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 12:25:25,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:25,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:25,363 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 12:25:25,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:25,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 440 states and 834 transitions. [2018-11-18 12:25:25,475 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 834 transitions. [2018-11-18 12:25:25,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 12:25:25,476 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:25,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:25,551 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 12:25:25,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:25,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 441 states and 835 transitions. [2018-11-18 12:25:25,663 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 835 transitions. [2018-11-18 12:25:25,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 12:25:25,664 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:25,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:25,740 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 12:25:25,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:25,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 442 states and 835 transitions. [2018-11-18 12:25:25,751 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 835 transitions. [2018-11-18 12:25:25,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 12:25:25,752 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:25,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:25,830 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 12:25:25,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:25,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 443 states and 835 transitions. [2018-11-18 12:25:25,847 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 835 transitions. [2018-11-18 12:25:25,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 12:25:25,847 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:25,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:25,935 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 12:25:26,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:26,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 447 states and 841 transitions. [2018-11-18 12:25:26,283 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 841 transitions. [2018-11-18 12:25:26,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 12:25:26,283 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:26,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:26,441 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 12:25:26,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:26,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 448 states and 843 transitions. [2018-11-18 12:25:26,515 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 843 transitions. [2018-11-18 12:25:26,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 12:25:26,516 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:26,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:26,622 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 12:25:26,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:26,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 449 states and 843 transitions. [2018-11-18 12:25:26,636 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 843 transitions. [2018-11-18 12:25:26,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 12:25:26,637 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:26,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:26,722 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 12:25:26,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:26,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 451 states and 845 transitions. [2018-11-18 12:25:26,747 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 845 transitions. [2018-11-18 12:25:26,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 12:25:26,748 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:26,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:26,830 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 12:25:26,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:26,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 453 states and 847 transitions. [2018-11-18 12:25:26,854 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 847 transitions. [2018-11-18 12:25:26,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 12:25:26,854 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:26,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:26,931 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 12:25:26,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:26,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 454 states and 847 transitions. [2018-11-18 12:25:26,940 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 847 transitions. [2018-11-18 12:25:26,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 12:25:26,940 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:26,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:27,137 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 12:25:40,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:40,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 496 states and 946 transitions. [2018-11-18 12:25:40,691 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 946 transitions. [2018-11-18 12:25:40,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 12:25:40,692 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:40,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:40,796 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 12:25:40,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:40,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 498 states and 948 transitions. [2018-11-18 12:25:40,805 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 948 transitions. [2018-11-18 12:25:40,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 12:25:40,806 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:40,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:40,900 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 12:25:41,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:41,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 502 states and 954 transitions. [2018-11-18 12:25:41,147 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 954 transitions. [2018-11-18 12:25:41,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 12:25:41,148 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:41,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:41,243 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 12:25:41,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:41,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 504 states and 956 transitions. [2018-11-18 12:25:41,528 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 956 transitions. [2018-11-18 12:25:41,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 12:25:41,530 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:41,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:41,763 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 12:25:41,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:41,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 503 states and 935 transitions. [2018-11-18 12:25:41,855 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 935 transitions. [2018-11-18 12:25:41,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 12:25:41,855 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:41,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:41,958 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 12:25:41,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:41,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 503 states and 934 transitions. [2018-11-18 12:25:41,978 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 934 transitions. [2018-11-18 12:25:41,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 12:25:41,979 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:42,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:42,063 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 12:25:42,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:42,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 508 states and 944 transitions. [2018-11-18 12:25:42,522 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 944 transitions. [2018-11-18 12:25:42,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 12:25:42,522 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:42,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:42,603 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 12:25:42,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:42,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 511 states and 948 transitions. [2018-11-18 12:25:42,870 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 948 transitions. [2018-11-18 12:25:42,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 12:25:42,871 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:42,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:42,952 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 12:25:43,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:43,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 512 states and 948 transitions. [2018-11-18 12:25:43,207 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 948 transitions. [2018-11-18 12:25:43,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 12:25:43,208 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:43,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:43,299 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 12:25:43,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:43,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 514 states and 950 transitions. [2018-11-18 12:25:43,347 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 950 transitions. [2018-11-18 12:25:43,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 12:25:43,347 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:43,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:43,426 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 12:25:43,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:43,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 516 states and 952 transitions. [2018-11-18 12:25:43,465 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 952 transitions. [2018-11-18 12:25:43,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 12:25:43,466 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:43,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:43,547 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 12:25:44,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:44,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 521 states and 971 transitions. [2018-11-18 12:25:44,279 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 971 transitions. [2018-11-18 12:25:44,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 12:25:44,280 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:44,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:44,377 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 12:25:44,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:44,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 526 states and 984 transitions. [2018-11-18 12:25:44,870 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 984 transitions. [2018-11-18 12:25:44,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 12:25:44,871 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:44,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:45,138 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 12:25:46,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:46,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 537 states and 1022 transitions. [2018-11-18 12:25:46,345 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1022 transitions. [2018-11-18 12:25:46,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 12:25:46,346 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:46,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:46,435 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 12:25:47,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:47,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 545 states and 1044 transitions. [2018-11-18 12:25:47,809 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1044 transitions. [2018-11-18 12:25:47,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 12:25:47,810 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:47,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:47,903 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 12:25:48,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:48,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 549 states and 1051 transitions. [2018-11-18 12:25:48,199 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1051 transitions. [2018-11-18 12:25:48,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 12:25:48,200 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:48,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:48,285 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 12:25:48,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:48,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 551 states and 1054 transitions. [2018-11-18 12:25:48,564 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1054 transitions. [2018-11-18 12:25:48,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 12:25:48,564 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:48,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:49,039 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 12:25:49,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:49,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 555 states and 1059 transitions. [2018-11-18 12:25:49,377 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1059 transitions. [2018-11-18 12:25:49,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 12:25:49,377 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:49,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:49,503 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 12:25:49,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:49,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 557 states and 1063 transitions. [2018-11-18 12:25:49,792 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1063 transitions. [2018-11-18 12:25:49,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 12:25:49,792 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:49,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:49,948 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 12:25:51,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:51,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 570 states and 1100 transitions. [2018-11-18 12:25:51,952 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1100 transitions. [2018-11-18 12:25:51,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 12:25:51,953 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:51,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:52,046 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 12:25:53,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:53,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 575 states and 1116 transitions. [2018-11-18 12:25:53,226 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1116 transitions. [2018-11-18 12:25:53,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 12:25:53,227 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:53,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:53,336 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 12:25:53,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:53,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 576 states and 1116 transitions. [2018-11-18 12:25:53,347 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1116 transitions. [2018-11-18 12:25:53,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 12:25:53,348 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:53,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:53,444 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 12:25:53,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:53,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 579 states and 1126 transitions. [2018-11-18 12:25:53,722 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1126 transitions. [2018-11-18 12:25:53,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 12:25:53,722 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:53,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:53,820 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 12:25:55,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:55,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 586 states and 1152 transitions. [2018-11-18 12:25:55,267 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1152 transitions. [2018-11-18 12:25:55,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 12:25:55,268 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:55,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:55,369 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 12:25:56,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:56,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 590 states and 1165 transitions. [2018-11-18 12:25:56,231 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1165 transitions. [2018-11-18 12:25:56,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 12:25:56,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:56,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:56,321 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 12:25:56,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:56,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 593 states and 1170 transitions. [2018-11-18 12:25:56,342 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1170 transitions. [2018-11-18 12:25:56,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 12:25:56,342 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:56,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:56,435 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 12:25:57,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:57,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 600 states and 1191 transitions. [2018-11-18 12:25:57,723 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1191 transitions. [2018-11-18 12:25:57,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 12:25:57,724 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:57,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:57,824 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 12:25:58,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:58,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 602 states and 1194 transitions. [2018-11-18 12:25:58,018 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1194 transitions. [2018-11-18 12:25:58,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 12:25:58,019 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:58,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:58,109 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 12:25:58,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:58,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 605 states and 1208 transitions. [2018-11-18 12:25:58,752 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1208 transitions. [2018-11-18 12:25:58,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-18 12:25:58,753 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:58,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:58,860 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 12:25:59,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:59,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 609 states and 1214 transitions. [2018-11-18 12:25:59,203 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1214 transitions. [2018-11-18 12:25:59,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-18 12:25:59,204 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:59,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:59,301 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 12:25:59,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:59,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 611 states and 1216 transitions. [2018-11-18 12:25:59,650 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1216 transitions. [2018-11-18 12:25:59,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-18 12:25:59,650 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:59,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:59,742 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 12:25:59,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:59,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 615 states and 1223 transitions. [2018-11-18 12:25:59,787 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1223 transitions. [2018-11-18 12:25:59,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 12:25:59,788 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:59,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:59,882 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 12:25:59,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:25:59,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 617 states and 1226 transitions. [2018-11-18 12:25:59,893 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1226 transitions. [2018-11-18 12:25:59,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 12:25:59,894 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:25:59,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:25:59,991 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 12:26:00,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:00,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 618 states and 1227 transitions. [2018-11-18 12:26:00,001 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1227 transitions. [2018-11-18 12:26:00,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 12:26:00,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:00,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:00,094 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 12:26:00,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:00,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 619 states and 1228 transitions. [2018-11-18 12:26:00,102 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1228 transitions. [2018-11-18 12:26:00,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 12:26:00,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:00,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:00,474 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 12:26:01,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:01,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 619 states and 1227 transitions. [2018-11-18 12:26:01,506 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1227 transitions. [2018-11-18 12:26:01,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 12:26:01,506 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:01,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:01,757 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 12:26:01,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:01,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 621 states and 1229 transitions. [2018-11-18 12:26:01,927 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1229 transitions. [2018-11-18 12:26:01,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 12:26:01,928 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:01,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:02,165 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 12:26:02,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:02,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 622 states and 1231 transitions. [2018-11-18 12:26:02,318 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 1231 transitions. [2018-11-18 12:26:02,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 12:26:02,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:02,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:02,409 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 12:26:03,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:03,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 626 states and 1245 transitions. [2018-11-18 12:26:03,312 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1245 transitions. [2018-11-18 12:26:03,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 12:26:03,312 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:03,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:03,397 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 12:26:03,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:03,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 629 states and 1255 transitions. [2018-11-18 12:26:03,704 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1255 transitions. [2018-11-18 12:26:03,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 12:26:03,704 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:03,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:03,814 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 12:26:03,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:03,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 630 states and 1255 transitions. [2018-11-18 12:26:03,824 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1255 transitions. [2018-11-18 12:26:03,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 12:26:03,825 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:03,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:03,919 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 12:26:03,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:03,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 631 states and 1255 transitions. [2018-11-18 12:26:03,932 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1255 transitions. [2018-11-18 12:26:03,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 12:26:03,933 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:03,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:04,088 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 12:26:04,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:04,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 632 states and 1255 transitions. [2018-11-18 12:26:04,100 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 1255 transitions. [2018-11-18 12:26:04,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 12:26:04,100 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:04,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:04,790 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 12:26:06,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:06,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 637 states and 1299 transitions. [2018-11-18 12:26:06,023 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1299 transitions. [2018-11-18 12:26:06,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 12:26:06,024 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:06,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:06,120 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 12:26:07,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:07,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 640 states and 1315 transitions. [2018-11-18 12:26:07,240 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1315 transitions. [2018-11-18 12:26:07,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 12:26:07,241 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:07,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:07,334 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 12:26:07,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:07,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 642 states and 1327 transitions. [2018-11-18 12:26:07,519 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1327 transitions. [2018-11-18 12:26:07,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 12:26:07,520 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:07,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:07,605 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 12:26:08,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:08,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 647 states and 1336 transitions. [2018-11-18 12:26:08,161 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 1336 transitions. [2018-11-18 12:26:08,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 12:26:08,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:08,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:08,246 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 12:26:09,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:09,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 651 states and 1341 transitions. [2018-11-18 12:26:09,298 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1341 transitions. [2018-11-18 12:26:09,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 12:26:09,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:09,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:09,382 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 12:26:09,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:09,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 654 states and 1346 transitions. [2018-11-18 12:26:09,733 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1346 transitions. [2018-11-18 12:26:09,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 12:26:09,734 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:09,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:09,820 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 12:26:10,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:10,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 655 states and 1346 transitions. [2018-11-18 12:26:10,203 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1346 transitions. [2018-11-18 12:26:10,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 12:26:10,204 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:10,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:10,356 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 12:26:10,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:10,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 656 states and 1346 transitions. [2018-11-18 12:26:10,735 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1346 transitions. [2018-11-18 12:26:10,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 12:26:10,736 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:10,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:10,820 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 12:26:10,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:10,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 659 states and 1351 transitions. [2018-11-18 12:26:10,846 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1351 transitions. [2018-11-18 12:26:10,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-18 12:26:10,846 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:10,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:10,933 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 12:26:11,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:11,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 660 states and 1352 transitions. [2018-11-18 12:26:11,295 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1352 transitions. [2018-11-18 12:26:11,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 12:26:11,296 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:11,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:11,383 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 12:26:11,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:11,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 662 states and 1354 transitions. [2018-11-18 12:26:11,692 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1354 transitions. [2018-11-18 12:26:11,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-18 12:26:11,693 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:11,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:11,783 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 12:26:11,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:11,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 666 states and 1359 transitions. [2018-11-18 12:26:11,802 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1359 transitions. [2018-11-18 12:26:11,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-18 12:26:11,802 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:11,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:12,463 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 12:26:15,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:15,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 671 states and 1369 transitions. [2018-11-18 12:26:15,149 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1369 transitions. [2018-11-18 12:26:15,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-18 12:26:15,149 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:15,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:15,334 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 12:26:16,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:16,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 673 states and 1371 transitions. [2018-11-18 12:26:16,157 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1371 transitions. [2018-11-18 12:26:16,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 12:26:16,158 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:16,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:16,251 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 12:26:16,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:16,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 682 states and 1385 transitions. [2018-11-18 12:26:16,273 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1385 transitions. [2018-11-18 12:26:16,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-18 12:26:16,273 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:16,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:16,357 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 12:26:16,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:16,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 686 states and 1390 transitions. [2018-11-18 12:26:16,576 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1390 transitions. [2018-11-18 12:26:16,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-18 12:26:16,576 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:16,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:16,667 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 12:26:17,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:17,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 691 states and 1399 transitions. [2018-11-18 12:26:17,400 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1399 transitions. [2018-11-18 12:26:17,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-18 12:26:17,400 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:17,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:17,491 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 12:26:17,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:17,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 693 states and 1401 transitions. [2018-11-18 12:26:17,504 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1401 transitions. [2018-11-18 12:26:17,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-18 12:26:17,505 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:17,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:17,596 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 12:26:17,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:17,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1437 states to 695 states and 1403 transitions. [2018-11-18 12:26:17,611 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1403 transitions. [2018-11-18 12:26:17,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-18 12:26:17,611 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:17,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:17,699 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 12:26:18,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:18,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 699 states and 1410 transitions. [2018-11-18 12:26:18,707 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1410 transitions. [2018-11-18 12:26:18,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-18 12:26:18,708 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:18,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:18,794 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 12:26:18,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:18,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 699 states and 1409 transitions. [2018-11-18 12:26:18,815 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1409 transitions. [2018-11-18 12:26:18,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-18 12:26:18,816 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:18,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:18,905 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 12:26:19,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:19,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 701 states and 1412 transitions. [2018-11-18 12:26:19,651 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1412 transitions. [2018-11-18 12:26:19,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-18 12:26:19,651 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:19,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:19,741 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 12:26:21,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:21,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 707 states and 1425 transitions. [2018-11-18 12:26:21,133 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1425 transitions. [2018-11-18 12:26:21,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-18 12:26:21,134 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:21,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:21,223 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 12:26:21,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:21,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 709 states and 1437 transitions. [2018-11-18 12:26:21,608 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1437 transitions. [2018-11-18 12:26:21,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-18 12:26:21,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:21,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:21,691 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 12:26:21,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:21,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 713 states and 1444 transitions. [2018-11-18 12:26:21,721 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1444 transitions. [2018-11-18 12:26:21,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-18 12:26:21,722 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:21,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:21,816 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 12:26:22,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:22,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 716 states and 1461 transitions. [2018-11-18 12:26:22,890 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1461 transitions. [2018-11-18 12:26:22,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-18 12:26:22,891 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:22,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:23,046 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 12:26:24,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:24,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 722 states and 1478 transitions. [2018-11-18 12:26:24,585 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1478 transitions. [2018-11-18 12:26:24,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-18 12:26:24,586 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:24,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:24,804 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 12:26:25,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:25,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 719 states and 1472 transitions. [2018-11-18 12:26:25,281 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1472 transitions. [2018-11-18 12:26:25,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-18 12:26:25,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:25,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:25,365 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 12:26:26,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:26,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 722 states and 1489 transitions. [2018-11-18 12:26:26,193 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1489 transitions. [2018-11-18 12:26:26,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 12:26:26,193 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:26,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:26,292 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 12:26:26,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:26,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 724 states and 1492 transitions. [2018-11-18 12:26:26,313 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1492 transitions. [2018-11-18 12:26:26,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 12:26:26,314 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:26,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:26,410 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 12:26:26,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:26,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 725 states and 1494 transitions. [2018-11-18 12:26:26,422 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1494 transitions. [2018-11-18 12:26:26,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 12:26:26,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:26,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:26,507 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 12:26:26,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:26,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 726 states and 1494 transitions. [2018-11-18 12:26:26,521 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1494 transitions. [2018-11-18 12:26:26,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 12:26:26,522 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:26,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:26,614 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 12:26:26,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:26,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 727 states and 1494 transitions. [2018-11-18 12:26:26,631 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1494 transitions. [2018-11-18 12:26:26,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 12:26:26,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:26,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:26,848 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 12:26:27,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:27,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 730 states and 1498 transitions. [2018-11-18 12:26:27,313 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1498 transitions. [2018-11-18 12:26:27,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-18 12:26:27,314 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:27,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:27,398 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 12:26:27,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:27,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 731 states and 1498 transitions. [2018-11-18 12:26:27,417 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1498 transitions. [2018-11-18 12:26:27,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-18 12:26:27,417 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:27,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:27,501 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 12:26:27,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:27,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 732 states and 1498 transitions. [2018-11-18 12:26:27,517 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1498 transitions. [2018-11-18 12:26:27,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 12:26:27,518 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:27,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:27,604 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 12:26:29,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:29,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 738 states and 1511 transitions. [2018-11-18 12:26:29,068 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1511 transitions. [2018-11-18 12:26:29,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-18 12:26:29,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:29,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:29,166 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 12:26:29,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:29,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 740 states and 1514 transitions. [2018-11-18 12:26:29,176 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1514 transitions. [2018-11-18 12:26:29,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 12:26:29,177 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:29,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:29,272 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 12:26:31,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:31,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 746 states and 1542 transitions. [2018-11-18 12:26:31,157 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1542 transitions. [2018-11-18 12:26:31,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 12:26:31,157 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:31,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:31,245 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 12:26:32,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:32,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 750 states and 1560 transitions. [2018-11-18 12:26:32,480 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1560 transitions. [2018-11-18 12:26:32,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 12:26:32,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:32,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:32,695 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 12:26:33,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:33,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 753 states and 1564 transitions. [2018-11-18 12:26:33,102 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1564 transitions. [2018-11-18 12:26:33,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 12:26:33,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:33,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:33,316 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 12:26:33,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:33,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 754 states and 1564 transitions. [2018-11-18 12:26:33,741 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1564 transitions. [2018-11-18 12:26:33,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 12:26:33,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:33,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:33,831 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 12:26:34,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:34,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 756 states and 1567 transitions. [2018-11-18 12:26:34,363 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1567 transitions. [2018-11-18 12:26:34,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 12:26:34,364 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:34,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:34,592 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 12:26:35,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:35,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 758 states and 1570 transitions. [2018-11-18 12:26:35,007 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1570 transitions. [2018-11-18 12:26:35,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-18 12:26:35,007 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:35,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:35,103 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-18 12:26:35,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:35,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 760 states and 1572 transitions. [2018-11-18 12:26:35,119 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1572 transitions. [2018-11-18 12:26:35,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-18 12:26:35,120 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:35,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:35,214 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-18 12:26:35,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:35,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1615 states to 762 states and 1575 transitions. [2018-11-18 12:26:35,613 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1575 transitions. [2018-11-18 12:26:35,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 12:26:35,614 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:35,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:35,828 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 12:26:36,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:36,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 764 states and 1577 transitions. [2018-11-18 12:26:36,236 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1577 transitions. [2018-11-18 12:26:36,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 12:26:36,237 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:36,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:36,600 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 12:26:38,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:38,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 769 states and 1588 transitions. [2018-11-18 12:26:38,076 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1588 transitions. [2018-11-18 12:26:38,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 12:26:38,077 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:38,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:38,167 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 12:26:38,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:38,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 771 states and 1591 transitions. [2018-11-18 12:26:38,739 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1591 transitions. [2018-11-18 12:26:38,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 12:26:38,740 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:38,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:38,835 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-18 12:26:38,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:38,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 773 states and 1593 transitions. [2018-11-18 12:26:38,860 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1593 transitions. [2018-11-18 12:26:38,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 12:26:38,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:38,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:38,948 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 26 proven. 5 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 12:26:39,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:39,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 777 states and 1598 transitions. [2018-11-18 12:26:39,483 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1598 transitions. [2018-11-18 12:26:39,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-18 12:26:39,484 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:39,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:39,571 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 20 proven. 10 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 12:26:40,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:40,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 781 states and 1609 transitions. [2018-11-18 12:26:40,847 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1609 transitions. [2018-11-18 12:26:40,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 12:26:40,848 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:40,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:41,065 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 12:26:41,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:41,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 783 states and 1612 transitions. [2018-11-18 12:26:41,078 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1612 transitions. [2018-11-18 12:26:41,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 12:26:41,079 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:41,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:41,166 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 12:26:41,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:41,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 787 states and 1617 transitions. [2018-11-18 12:26:41,752 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1617 transitions. [2018-11-18 12:26:41,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-18 12:26:41,753 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:41,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:41,839 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 12:26:42,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:42,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 785 states and 1612 transitions. [2018-11-18 12:26:42,395 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1612 transitions. [2018-11-18 12:26:42,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-18 12:26:42,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:42,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:42,485 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 27 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 12:26:43,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:43,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 787 states and 1615 transitions. [2018-11-18 12:26:43,022 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1615 transitions. [2018-11-18 12:26:43,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-18 12:26:43,022 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:43,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:43,109 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 12:26:44,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:44,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 790 states and 1633 transitions. [2018-11-18 12:26:44,115 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1633 transitions. [2018-11-18 12:26:44,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 12:26:44,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:44,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:44,213 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 12:26:44,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:44,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1683 states to 794 states and 1642 transitions. [2018-11-18 12:26:44,224 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1642 transitions. [2018-11-18 12:26:44,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-18 12:26:44,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:44,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:44,317 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 12:26:44,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:44,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 796 states and 1647 transitions. [2018-11-18 12:26:44,802 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1647 transitions. [2018-11-18 12:26:44,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-18 12:26:44,803 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:44,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:44,920 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 12:26:45,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:45,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 793 states and 1641 transitions. [2018-11-18 12:26:45,438 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1641 transitions. [2018-11-18 12:26:45,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 12:26:45,439 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:45,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:45,528 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 12:26:46,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:46,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 795 states and 1645 transitions. [2018-11-18 12:26:46,450 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1645 transitions. [2018-11-18 12:26:46,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 12:26:46,451 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:46,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:46,548 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 12:26:46,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:46,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 797 states and 1647 transitions. [2018-11-18 12:26:46,561 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1647 transitions. [2018-11-18 12:26:46,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 12:26:46,562 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:46,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:46,644 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 12:26:47,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:47,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1692 states to 799 states and 1651 transitions. [2018-11-18 12:26:47,145 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1651 transitions. [2018-11-18 12:26:47,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 12:26:47,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:47,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:47,240 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 28 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 12:26:47,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:47,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 803 states and 1656 transitions. [2018-11-18 12:26:47,796 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1656 transitions. [2018-11-18 12:26:47,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 12:26:47,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:47,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:47,893 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 12:26:48,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:48,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 804 states and 1656 transitions. [2018-11-18 12:26:48,364 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1656 transitions. [2018-11-18 12:26:48,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 12:26:48,364 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:48,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:48,453 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 34 proven. 5 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 12:26:48,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:48,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 806 states and 1659 transitions. [2018-11-18 12:26:48,468 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1659 transitions. [2018-11-18 12:26:48,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 12:26:48,468 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:48,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:48,556 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 11 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 12:26:50,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:50,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 812 states and 1681 transitions. [2018-11-18 12:26:50,680 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1681 transitions. [2018-11-18 12:26:50,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-18 12:26:50,681 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:50,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:50,865 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 12:26:51,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:51,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 815 states and 1685 transitions. [2018-11-18 12:26:51,406 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1685 transitions. [2018-11-18 12:26:51,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 12:26:51,407 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:51,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:51,507 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-18 12:26:52,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:52,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 818 states and 1689 transitions. [2018-11-18 12:26:52,244 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1689 transitions. [2018-11-18 12:26:52,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 12:26:52,245 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:52,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:52,341 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-18 12:26:52,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:52,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 819 states and 1689 transitions. [2018-11-18 12:26:52,833 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1689 transitions. [2018-11-18 12:26:52,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-18 12:26:52,833 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:52,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:53,049 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 16 proven. 12 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 12:26:53,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:53,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 820 states and 1689 transitions. [2018-11-18 12:26:53,499 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1689 transitions. [2018-11-18 12:26:53,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 12:26:53,500 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:53,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:53,597 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 12:26:55,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:55,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 824 states and 1703 transitions. [2018-11-18 12:26:55,063 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1703 transitions. [2018-11-18 12:26:55,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 12:26:55,064 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:55,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:55,152 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 11 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 12:26:56,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:56,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 827 states and 1718 transitions. [2018-11-18 12:26:56,195 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1718 transitions. [2018-11-18 12:26:56,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 12:26:56,196 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:56,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:56,287 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 12:26:56,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:56,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 830 states and 1721 transitions. [2018-11-18 12:26:56,802 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1721 transitions. [2018-11-18 12:26:56,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 12:26:56,803 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:56,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:56,891 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 12:26:56,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:56,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 832 states and 1724 transitions. [2018-11-18 12:26:56,912 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1724 transitions. [2018-11-18 12:26:56,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 12:26:56,913 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:56,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:57,032 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 12:26:57,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:57,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 835 states and 1727 transitions. [2018-11-18 12:26:57,960 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1727 transitions. [2018-11-18 12:26:57,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 12:26:57,960 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:57,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:58,050 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 22 proven. 13 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 12:26:58,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:58,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 837 states and 1730 transitions. [2018-11-18 12:26:58,725 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1730 transitions. [2018-11-18 12:26:58,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-18 12:26:58,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:58,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:58,841 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 12:26:58,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:58,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1779 states to 841 states and 1736 transitions. [2018-11-18 12:26:58,857 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1736 transitions. [2018-11-18 12:26:58,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-18 12:26:58,857 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:58,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:58,960 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 12:26:58,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:58,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1781 states to 843 states and 1738 transitions. [2018-11-18 12:26:58,977 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1738 transitions. [2018-11-18 12:26:58,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 12:26:58,977 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:59,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:59,065 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 17 proven. 15 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 12:26:59,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:59,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 844 states and 1739 transitions. [2018-11-18 12:26:59,308 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1739 transitions. [2018-11-18 12:26:59,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 12:26:59,309 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:59,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:59,399 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 36 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 12:26:59,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:59,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1785 states to 846 states and 1742 transitions. [2018-11-18 12:26:59,421 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1742 transitions. [2018-11-18 12:26:59,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 12:26:59,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:26:59,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:26:59,512 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 17 proven. 15 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 12:26:59,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:26:59,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 847 states and 1743 transitions. [2018-11-18 12:26:59,980 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1743 transitions. [2018-11-18 12:26:59,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 12:26:59,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:00,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:00,080 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 12:27:00,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:00,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1792 states to 851 states and 1749 transitions. [2018-11-18 12:27:00,097 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1749 transitions. [2018-11-18 12:27:00,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-18 12:27:00,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:00,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:00,188 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 23 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 12:27:00,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:00,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 851 states and 1747 transitions. [2018-11-18 12:27:00,500 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1747 transitions. [2018-11-18 12:27:00,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 12:27:00,500 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:00,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:00,601 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 12:27:00,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:00,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 853 states and 1749 transitions. [2018-11-18 12:27:00,617 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1749 transitions. [2018-11-18 12:27:00,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-18 12:27:00,618 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:00,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:00,708 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 12:27:01,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:01,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1799 states to 856 states and 1753 transitions. [2018-11-18 12:27:01,312 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1753 transitions. [2018-11-18 12:27:01,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 12:27:01,313 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:01,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:01,432 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 12:27:01,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:01,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 858 states and 1756 transitions. [2018-11-18 12:27:01,445 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1756 transitions. [2018-11-18 12:27:01,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 12:27:01,445 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:01,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:01,531 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 12:27:02,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:02,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 859 states and 1756 transitions. [2018-11-18 12:27:02,039 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1756 transitions. [2018-11-18 12:27:02,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-18 12:27:02,039 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:02,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:02,227 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 12:27:02,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:02,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 860 states and 1756 transitions. [2018-11-18 12:27:02,334 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1756 transitions. [2018-11-18 12:27:02,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 12:27:02,335 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:02,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:02,435 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 12:27:03,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:03,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 864 states and 1771 transitions. [2018-11-18 12:27:03,265 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1771 transitions. [2018-11-18 12:27:03,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 12:27:03,265 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:03,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:03,358 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 19 proven. 18 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 12:27:03,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:03,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1819 states to 866 states and 1773 transitions. [2018-11-18 12:27:03,943 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1773 transitions. [2018-11-18 12:27:03,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 12:27:03,944 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:03,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:04,030 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 12:27:04,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:04,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 871 states and 1782 transitions. [2018-11-18 12:27:04,440 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1782 transitions. [2018-11-18 12:27:04,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 12:27:04,441 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:04,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:04,534 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 18 proven. 15 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 12:27:05,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:05,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 874 states and 1786 transitions. [2018-11-18 12:27:05,191 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1786 transitions. [2018-11-18 12:27:05,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 12:27:05,192 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:05,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:05,283 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 18 proven. 15 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 12:27:05,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:05,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 875 states and 1786 transitions. [2018-11-18 12:27:05,817 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1786 transitions. [2018-11-18 12:27:05,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 12:27:05,818 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:05,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:05,933 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 12:27:06,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:06,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1833 states to 877 states and 1787 transitions. [2018-11-18 12:27:06,347 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1787 transitions. [2018-11-18 12:27:06,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 12:27:06,347 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:06,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:06,435 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 12:27:07,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:07,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1839 states to 881 states and 1793 transitions. [2018-11-18 12:27:07,543 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1793 transitions. [2018-11-18 12:27:07,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 12:27:07,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:07,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:07,633 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 12:27:08,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:08,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 883 states and 1795 transitions. [2018-11-18 12:27:08,600 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1795 transitions. [2018-11-18 12:27:08,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 12:27:08,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:08,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:08,712 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 12:27:11,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:11,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 914 states and 1867 transitions. [2018-11-18 12:27:11,437 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1867 transitions. [2018-11-18 12:27:11,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 12:27:11,439 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:11,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:11,535 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 28 proven. 16 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 12:27:11,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:11,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 918 states and 1872 transitions. [2018-11-18 12:27:11,569 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1872 transitions. [2018-11-18 12:27:11,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 12:27:11,570 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:11,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:11,673 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 12:27:13,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:13,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 924 states and 1884 transitions. [2018-11-18 12:27:13,718 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1884 transitions. [2018-11-18 12:27:13,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 12:27:13,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:13,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:13,813 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 12:27:15,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:15,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1948 states to 932 states and 1901 transitions. [2018-11-18 12:27:15,722 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1901 transitions. [2018-11-18 12:27:15,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 12:27:15,723 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:15,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:15,820 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 12:27:15,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:15,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1948 states to 933 states and 1901 transitions. [2018-11-18 12:27:15,830 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1901 transitions. [2018-11-18 12:27:15,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 12:27:15,831 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:15,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:15,925 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 12:27:17,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:17,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1971 states to 942 states and 1923 transitions. [2018-11-18 12:27:17,570 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1923 transitions. [2018-11-18 12:27:17,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 12:27:17,571 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:17,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:17,669 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 12:27:18,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:18,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 945 states and 1927 transitions. [2018-11-18 12:27:18,288 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1927 transitions. [2018-11-18 12:27:18,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 12:27:18,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:18,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:18,382 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 12:27:18,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:18,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1977 states to 947 states and 1929 transitions. [2018-11-18 12:27:18,409 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1929 transitions. [2018-11-18 12:27:18,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 12:27:18,410 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:18,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:18,511 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 12:27:19,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:19,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1977 states to 948 states and 1929 transitions. [2018-11-18 12:27:19,105 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1929 transitions. [2018-11-18 12:27:19,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 12:27:19,106 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:19,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:19,197 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 12:27:21,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:21,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 956 states and 1946 transitions. [2018-11-18 12:27:21,266 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1946 transitions. [2018-11-18 12:27:21,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 12:27:21,267 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:21,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:21,365 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 34 proven. 16 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 12:27:23,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:23,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 962 states and 1958 transitions. [2018-11-18 12:27:23,451 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1958 transitions. [2018-11-18 12:27:23,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 12:27:23,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:23,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:23,542 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 12:27:25,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:25,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 969 states and 1974 transitions. [2018-11-18 12:27:25,266 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1974 transitions. [2018-11-18 12:27:25,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 12:27:25,267 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:25,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:25,358 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 12:27:25,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:25,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 972 states and 1988 transitions. [2018-11-18 12:27:25,844 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1988 transitions. [2018-11-18 12:27:25,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 12:27:25,845 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:25,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:26,258 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 12:27:26,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:26,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2039 states to 973 states and 1990 transitions. [2018-11-18 12:27:26,543 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1990 transitions. [2018-11-18 12:27:26,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 12:27:26,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:26,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:26,638 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 12:27:26,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:26,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2041 states to 975 states and 1992 transitions. [2018-11-18 12:27:26,662 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1992 transitions. [2018-11-18 12:27:26,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 12:27:26,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:26,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:26,751 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-18 12:27:28,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:28,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 980 states and 2003 transitions. [2018-11-18 12:27:28,474 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 2003 transitions. [2018-11-18 12:27:28,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 12:27:28,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:28,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:28,574 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 12:27:28,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:28,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2054 states to 981 states and 2005 transitions. [2018-11-18 12:27:28,641 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 2005 transitions. [2018-11-18 12:27:28,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 12:27:28,642 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:28,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:28,739 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 12:27:28,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:28,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 986 states and 2013 transitions. [2018-11-18 12:27:28,760 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 2013 transitions. [2018-11-18 12:27:28,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 12:27:28,761 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:28,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:28,861 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 12:27:28,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:28,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2064 states to 987 states and 2015 transitions. [2018-11-18 12:27:28,881 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 2015 transitions. [2018-11-18 12:27:28,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 12:27:28,882 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:28,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:28,980 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 12:27:29,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:29,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2070 states to 991 states and 2021 transitions. [2018-11-18 12:27:29,987 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 2021 transitions. [2018-11-18 12:27:29,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 12:27:29,988 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:30,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:30,182 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 12:27:31,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:31,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 994 states and 2028 transitions. [2018-11-18 12:27:31,241 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 2028 transitions. [2018-11-18 12:27:31,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 12:27:31,242 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:31,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:31,338 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 12:27:32,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:32,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2079 states to 996 states and 2030 transitions. [2018-11-18 12:27:32,395 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 2030 transitions. [2018-11-18 12:27:32,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 12:27:32,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:32,494 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 50 proven. 6 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 12:27:36,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:36,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2108 states to 1011 states and 2059 transitions. [2018-11-18 12:27:36,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 2059 transitions. [2018-11-18 12:27:36,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 12:27:36,157 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:36,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:36,245 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 12:27:36,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:36,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2111 states to 1013 states and 2062 transitions. [2018-11-18 12:27:36,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 2062 transitions. [2018-11-18 12:27:36,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 12:27:36,986 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:37,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:37,084 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 50 proven. 6 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 12:27:38,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:38,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 1017 states and 2078 transitions. [2018-11-18 12:27:38,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 2078 transitions. [2018-11-18 12:27:38,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 12:27:38,142 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:38,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:38,254 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 12:27:38,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:38,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 1020 states and 2082 transitions. [2018-11-18 12:27:38,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 2082 transitions. [2018-11-18 12:27:38,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 12:27:38,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:38,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:38,896 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 12:27:39,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:39,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 1021 states and 2082 transitions. [2018-11-18 12:27:39,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 2082 transitions. [2018-11-18 12:27:39,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 12:27:39,549 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:39,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:39,655 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 12:27:39,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:39,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1023 states and 2084 transitions. [2018-11-18 12:27:39,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 2084 transitions. [2018-11-18 12:27:39,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 12:27:39,683 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:39,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:39,773 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 12:27:40,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:40,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2139 states to 1027 states and 2089 transitions. [2018-11-18 12:27:40,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 2089 transitions. [2018-11-18 12:27:40,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 12:27:40,523 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:40,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:40,631 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 12:27:40,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:40,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2141 states to 1028 states and 2091 transitions. [2018-11-18 12:27:40,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 2091 transitions. [2018-11-18 12:27:40,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 12:27:40,648 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:40,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:40,764 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-18 12:27:43,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:43,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 1032 states and 2109 transitions. [2018-11-18 12:27:43,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 2109 transitions. [2018-11-18 12:27:43,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 12:27:43,300 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:43,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:43,413 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-18 12:27:44,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:44,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 1036 states and 2114 transitions. [2018-11-18 12:27:44,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 2114 transitions. [2018-11-18 12:27:44,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 12:27:44,447 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:44,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:44,542 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 42 proven. 16 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 12:27:45,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:45,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 1038 states and 2117 transitions. [2018-11-18 12:27:45,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 2117 transitions. [2018-11-18 12:27:45,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 12:27:45,300 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:45,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:46,067 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 20 proven. 11 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 12:27:49,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:49,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 1047 states and 2136 transitions. [2018-11-18 12:27:49,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 2136 transitions. [2018-11-18 12:27:49,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 12:27:49,383 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:49,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:49,499 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 12:27:50,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:50,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2196 states to 1055 states and 2146 transitions. [2018-11-18 12:27:50,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 2146 transitions. [2018-11-18 12:27:50,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 12:27:50,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:50,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:50,494 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 20 proven. 11 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 12:27:51,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:51,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 1062 states and 2156 transitions. [2018-11-18 12:27:51,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 2156 transitions. [2018-11-18 12:27:51,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 12:27:51,860 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:51,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:52,288 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 12:27:52,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:52,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2208 states to 1063 states and 2158 transitions. [2018-11-18 12:27:52,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 2158 transitions. [2018-11-18 12:27:52,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 12:27:52,623 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:52,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:52,820 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 20 proven. 11 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 12:27:52,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:52,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2210 states to 1065 states and 2160 transitions. [2018-11-18 12:27:52,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 2160 transitions. [2018-11-18 12:27:52,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 12:27:52,844 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:52,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:52,945 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 12:27:54,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:54,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 1071 states and 2172 transitions. [2018-11-18 12:27:54,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 2172 transitions. [2018-11-18 12:27:54,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 12:27:54,414 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:54,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:54,521 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 14 proven. 10 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 12:27:54,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:54,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1072 states and 2174 transitions. [2018-11-18 12:27:54,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 2174 transitions. [2018-11-18 12:27:54,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 12:27:54,838 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:54,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:54,943 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 22 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 12:27:55,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:55,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 1076 states and 2179 transitions. [2018-11-18 12:27:55,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 2179 transitions. [2018-11-18 12:27:55,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 12:27:55,738 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:55,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:55,849 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 12:27:57,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:57,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2237 states to 1080 states and 2187 transitions. [2018-11-18 12:27:57,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 2187 transitions. [2018-11-18 12:27:57,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 12:27:57,178 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:57,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:57,290 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 12:27:57,520 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-11-18 12:27:58,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:27:58,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2247 states to 1088 states and 2197 transitions. [2018-11-18 12:27:58,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 2197 transitions. [2018-11-18 12:27:58,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 12:27:58,257 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:27:58,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:27:58,372 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 12:28:02,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:02,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2292 states to 1112 states and 2242 transitions. [2018-11-18 12:28:02,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 2242 transitions. [2018-11-18 12:28:02,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 12:28:02,171 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:02,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:02,284 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 12:28:02,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:02,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2294 states to 1114 states and 2244 transitions. [2018-11-18 12:28:02,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 2244 transitions. [2018-11-18 12:28:02,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 12:28:02,999 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:03,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:03,108 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 14 proven. 10 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 12:28:04,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:04,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2303 states to 1118 states and 2253 transitions. [2018-11-18 12:28:04,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 2253 transitions. [2018-11-18 12:28:04,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 12:28:04,640 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:04,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:04,746 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 13 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 12:28:04,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:04,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 1118 states and 2252 transitions. [2018-11-18 12:28:04,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 2252 transitions. [2018-11-18 12:28:04,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 12:28:04,776 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:04,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:04,883 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 13 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 12:28:04,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:04,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2305 states to 1118 states and 2251 transitions. [2018-11-18 12:28:04,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 2251 transitions. [2018-11-18 12:28:04,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 12:28:04,920 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:04,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:05,725 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 53 proven. 22 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 12:28:09,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:09,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 1120 states and 2256 transitions. [2018-11-18 12:28:09,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 2256 transitions. [2018-11-18 12:28:09,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 12:28:09,073 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:09,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:09,189 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 12:28:09,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:09,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2313 states to 1122 states and 2259 transitions. [2018-11-18 12:28:09,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 2259 transitions. [2018-11-18 12:28:09,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 12:28:09,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:09,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:09,322 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 12:28:10,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:10,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2317 states to 1124 states and 2263 transitions. [2018-11-18 12:28:10,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 2263 transitions. [2018-11-18 12:28:10,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 12:28:10,022 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:10,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:10,146 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 17 proven. 8 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 12:28:12,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:12,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 1128 states and 2273 transitions. [2018-11-18 12:28:12,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 2273 transitions. [2018-11-18 12:28:12,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 12:28:12,995 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:13,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:13,096 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 12:28:13,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:13,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2331 states to 1131 states and 2277 transitions. [2018-11-18 12:28:13,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 2277 transitions. [2018-11-18 12:28:13,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 12:28:13,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:13,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:13,984 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 12:28:14,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:14,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2331 states to 1132 states and 2277 transitions. [2018-11-18 12:28:14,744 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 2277 transitions. [2018-11-18 12:28:14,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 12:28:14,745 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:14,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:14,865 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 12:28:16,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:16,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2337 states to 1136 states and 2283 transitions. [2018-11-18 12:28:16,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 2283 transitions. [2018-11-18 12:28:16,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 12:28:16,106 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:16,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:16,208 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 12:28:17,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:17,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 1139 states and 2297 transitions. [2018-11-18 12:28:17,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 2297 transitions. [2018-11-18 12:28:17,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 12:28:17,992 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:18,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:18,095 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 55 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 12:28:18,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:18,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2360 states to 1142 states and 2305 transitions. [2018-11-18 12:28:18,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 2305 transitions. [2018-11-18 12:28:18,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 12:28:18,737 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:18,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:18,837 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 12:28:19,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:19,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2364 states to 1145 states and 2309 transitions. [2018-11-18 12:28:19,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 2309 transitions. [2018-11-18 12:28:19,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 12:28:19,493 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:19,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:19,591 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 12:28:20,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:20,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2364 states to 1146 states and 2309 transitions. [2018-11-18 12:28:20,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 2309 transitions. [2018-11-18 12:28:20,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 12:28:20,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:20,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:20,317 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 43 proven. 20 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 12:28:21,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:21,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2366 states to 1148 states and 2311 transitions. [2018-11-18 12:28:21,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 2311 transitions. [2018-11-18 12:28:21,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 12:28:21,351 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:21,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:21,453 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 12:28:23,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:23,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2378 states to 1152 states and 2323 transitions. [2018-11-18 12:28:23,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 2323 transitions. [2018-11-18 12:28:23,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 12:28:23,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:23,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:23,879 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 12:28:23,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:23,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 1154 states and 2326 transitions. [2018-11-18 12:28:23,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 2326 transitions. [2018-11-18 12:28:23,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 12:28:23,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:23,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:24,001 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 53 proven. 6 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 12:28:24,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:24,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2391 states to 1162 states and 2336 transitions. [2018-11-18 12:28:24,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 2336 transitions. [2018-11-18 12:28:24,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 12:28:24,817 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:24,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:24,928 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 72 proven. 22 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 12:28:25,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:25,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2395 states to 1165 states and 2340 transitions. [2018-11-18 12:28:25,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 2340 transitions. [2018-11-18 12:28:25,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 12:28:25,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:25,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:25,862 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 12:28:26,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:26,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2394 states to 1165 states and 2339 transitions. [2018-11-18 12:28:26,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 2339 transitions. [2018-11-18 12:28:26,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 12:28:26,301 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:26,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:26,403 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 54 proven. 8 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 12:28:27,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:27,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2397 states to 1167 states and 2342 transitions. [2018-11-18 12:28:27,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 2342 transitions. [2018-11-18 12:28:27,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 12:28:27,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:27,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:27,314 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 12:28:28,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:28,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 1169 states and 2345 transitions. [2018-11-18 12:28:28,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 2345 transitions. [2018-11-18 12:28:28,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 12:28:28,217 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:28,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:28,318 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 12:28:28,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:28,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 1172 states and 2351 transitions. [2018-11-18 12:28:28,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 2351 transitions. [2018-11-18 12:28:28,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 12:28:28,670 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:28,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:28,778 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 54 proven. 8 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 12:28:28,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:28,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2409 states to 1174 states and 2354 transitions. [2018-11-18 12:28:28,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 2354 transitions. [2018-11-18 12:28:28,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 12:28:28,813 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:28,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:28,912 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 12:28:29,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:29,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2413 states to 1177 states and 2358 transitions. [2018-11-18 12:28:29,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 2358 transitions. [2018-11-18 12:28:29,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 12:28:29,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:29,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:29,822 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 12:28:29,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:29,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2432 states to 1184 states and 2377 transitions. [2018-11-18 12:28:29,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 2377 transitions. [2018-11-18 12:28:29,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 12:28:29,847 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:29,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:29,954 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 12:28:30,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:30,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2432 states to 1185 states and 2377 transitions. [2018-11-18 12:28:30,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 2377 transitions. [2018-11-18 12:28:30,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 12:28:30,741 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:30,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:30,855 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 12:28:30,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:30,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2434 states to 1186 states and 2379 transitions. [2018-11-18 12:28:30,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 2379 transitions. [2018-11-18 12:28:30,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 12:28:30,878 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:30,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:30,980 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 52 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 12:28:32,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:32,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2440 states to 1190 states and 2385 transitions. [2018-11-18 12:28:32,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 2385 transitions. [2018-11-18 12:28:32,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 12:28:32,545 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:32,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:32,650 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 52 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 12:28:33,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:33,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2442 states to 1192 states and 2387 transitions. [2018-11-18 12:28:33,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 2387 transitions. [2018-11-18 12:28:33,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 12:28:33,465 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:33,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:33,567 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 12:28:34,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:34,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2449 states to 1194 states and 2394 transitions. [2018-11-18 12:28:34,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 2394 transitions. [2018-11-18 12:28:34,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 12:28:34,425 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:34,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:34,529 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-18 12:28:35,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:35,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2453 states to 1197 states and 2398 transitions. [2018-11-18 12:28:35,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 2398 transitions. [2018-11-18 12:28:35,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 12:28:35,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:35,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:35,389 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 52 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 12:28:36,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:36,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2459 states to 1200 states and 2404 transitions. [2018-11-18 12:28:36,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 2404 transitions. [2018-11-18 12:28:36,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 12:28:36,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:36,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:36,271 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 52 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 12:28:37,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:37,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2459 states to 1201 states and 2404 transitions. [2018-11-18 12:28:37,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 2404 transitions. [2018-11-18 12:28:37,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 12:28:37,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:37,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:37,283 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-18 12:28:38,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:38,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2459 states to 1202 states and 2404 transitions. [2018-11-18 12:28:38,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 2404 transitions. [2018-11-18 12:28:38,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 12:28:38,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:38,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:38,139 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 53 proven. 11 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 12:28:39,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:39,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 1205 states and 2409 transitions. [2018-11-18 12:28:39,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 2409 transitions. [2018-11-18 12:28:39,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 12:28:39,551 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:39,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:39,666 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 12:28:40,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:40,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 1206 states and 2409 transitions. [2018-11-18 12:28:40,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 2409 transitions. [2018-11-18 12:28:40,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 12:28:40,312 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:40,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:40,414 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 53 proven. 11 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 12:28:41,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:41,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2479 states to 1209 states and 2423 transitions. [2018-11-18 12:28:41,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 2423 transitions. [2018-11-18 12:28:41,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 12:28:41,821 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:41,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:41,928 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 12:28:41,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:41,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2482 states to 1211 states and 2426 transitions. [2018-11-18 12:28:41,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 2426 transitions. [2018-11-18 12:28:41,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 12:28:41,962 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:41,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:42,063 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 52 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 12:28:42,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:42,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2486 states to 1214 states and 2430 transitions. [2018-11-18 12:28:42,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 2430 transitions. [2018-11-18 12:28:42,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 12:28:42,776 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:42,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:42,877 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 52 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 12:28:43,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:43,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2486 states to 1215 states and 2430 transitions. [2018-11-18 12:28:43,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 2430 transitions. [2018-11-18 12:28:43,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 12:28:43,555 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:43,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:43,660 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 12:28:46,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:46,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2513 states to 1225 states and 2456 transitions. [2018-11-18 12:28:46,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 2456 transitions. [2018-11-18 12:28:46,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 12:28:46,614 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:46,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:46,720 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 16 proven. 13 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 12:28:47,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:47,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2520 states to 1227 states and 2463 transitions. [2018-11-18 12:28:47,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 2463 transitions. [2018-11-18 12:28:47,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 12:28:47,713 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:47,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:47,820 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 51 proven. 16 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 12:28:47,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:47,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 1229 states and 2466 transitions. [2018-11-18 12:28:47,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 2466 transitions. [2018-11-18 12:28:47,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 12:28:47,851 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:47,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:47,954 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-18 12:28:49,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:49,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2532 states to 1233 states and 2475 transitions. [2018-11-18 12:28:49,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 2475 transitions. [2018-11-18 12:28:49,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 12:28:49,526 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:49,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:49,628 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 12:28:51,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:51,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 1237 states and 2483 transitions. [2018-11-18 12:28:51,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 2483 transitions. [2018-11-18 12:28:51,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 12:28:51,933 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:51,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:52,036 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 56 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 12:28:52,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:52,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 1238 states and 2484 transitions. [2018-11-18 12:28:52,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 2484 transitions. [2018-11-18 12:28:52,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 12:28:52,394 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:52,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:52,524 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 12:28:52,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:52,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 1240 states and 2488 transitions. [2018-11-18 12:28:52,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 2488 transitions. [2018-11-18 12:28:52,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 12:28:52,548 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:52,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:52,657 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 16 proven. 13 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 12:28:53,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:53,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 1242 states and 2490 transitions. [2018-11-18 12:28:53,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 2490 transitions. [2018-11-18 12:28:53,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 12:28:53,423 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:53,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:53,626 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 28 proven. 7 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 12:28:57,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:57,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 1246 states and 2497 transitions. [2018-11-18 12:28:57,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 2497 transitions. [2018-11-18 12:28:57,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 12:28:57,885 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:57,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:58,106 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 28 proven. 7 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 12:28:59,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:28:59,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2557 states to 1248 states and 2500 transitions. [2018-11-18 12:28:59,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 2500 transitions. [2018-11-18 12:28:59,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 12:28:59,860 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:28:59,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:28:59,987 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 9 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 12:29:01,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:01,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2561 states to 1251 states and 2504 transitions. [2018-11-18 12:29:01,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 2504 transitions. [2018-11-18 12:29:01,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 12:29:01,174 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:01,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:01,275 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 53 proven. 13 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 12:29:02,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:02,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 1255 states and 2510 transitions. [2018-11-18 12:29:02,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 2510 transitions. [2018-11-18 12:29:02,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 12:29:02,712 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:02,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:02,813 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 9 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 12:29:02,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:02,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 1257 states and 2512 transitions. [2018-11-18 12:29:02,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 2512 transitions. [2018-11-18 12:29:02,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 12:29:02,850 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:02,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:02,953 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 12:29:03,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:03,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 1261 states and 2517 transitions. [2018-11-18 12:29:03,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 2517 transitions. [2018-11-18 12:29:03,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 12:29:03,916 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:03,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:04,017 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 56 proven. 9 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 12:29:04,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:04,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 1263 states and 2521 transitions. [2018-11-18 12:29:04,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 2521 transitions. [2018-11-18 12:29:04,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 12:29:04,828 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:04,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:04,925 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 12:29:05,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:05,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 1265 states and 2524 transitions. [2018-11-18 12:29:05,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 2524 transitions. [2018-11-18 12:29:05,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 12:29:05,489 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:05,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:05,595 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-18 12:29:05,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:05,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2585 states to 1267 states and 2528 transitions. [2018-11-18 12:29:05,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 2528 transitions. [2018-11-18 12:29:05,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 12:29:05,985 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:06,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:06,084 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 44 proven. 18 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 12:29:07,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:07,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 1270 states and 2534 transitions. [2018-11-18 12:29:07,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 2534 transitions. [2018-11-18 12:29:07,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 12:29:07,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:07,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:07,895 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 56 proven. 9 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 12:29:07,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:07,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2594 states to 1272 states and 2537 transitions. [2018-11-18 12:29:07,925 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 2537 transitions. [2018-11-18 12:29:07,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 12:29:07,926 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:07,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:08,033 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-18 12:29:09,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:09,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 1275 states and 2542 transitions. [2018-11-18 12:29:09,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 2542 transitions. [2018-11-18 12:29:09,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 12:29:09,337 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:09,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:09,442 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 16 proven. 10 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 12:29:10,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:10,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2601 states to 1277 states and 2544 transitions. [2018-11-18 12:29:10,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 2544 transitions. [2018-11-18 12:29:10,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 12:29:10,882 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:10,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:10,986 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-18 12:29:11,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:11,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2601 states to 1278 states and 2544 transitions. [2018-11-18 12:29:11,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 2544 transitions. [2018-11-18 12:29:11,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 12:29:11,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:11,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:11,940 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 12:29:14,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:14,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2621 states to 1282 states and 2563 transitions. [2018-11-18 12:29:14,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 2563 transitions. [2018-11-18 12:29:14,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 12:29:14,156 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:14,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:14,257 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 44 proven. 18 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 12:29:15,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:15,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2621 states to 1283 states and 2563 transitions. [2018-11-18 12:29:15,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 2563 transitions. [2018-11-18 12:29:15,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 12:29:15,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:15,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:15,205 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 12:29:16,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:16,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2633 states to 1285 states and 2574 transitions. [2018-11-18 12:29:16,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 2574 transitions. [2018-11-18 12:29:16,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 12:29:16,021 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:16,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:16,121 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 49 proven. 19 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-18 12:29:17,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:17,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2637 states to 1288 states and 2578 transitions. [2018-11-18 12:29:17,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 2578 transitions. [2018-11-18 12:29:17,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 12:29:17,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:17,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:17,505 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 17 proven. 15 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 12:29:18,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:18,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2639 states to 1290 states and 2580 transitions. [2018-11-18 12:29:18,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 2580 transitions. [2018-11-18 12:29:18,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 12:29:18,545 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:18,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:18,640 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 12:29:18,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:18,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2635 states to 1289 states and 2576 transitions. [2018-11-18 12:29:18,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 2576 transitions. [2018-11-18 12:29:18,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 12:29:18,669 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:18,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:18,768 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 12:29:19,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:19,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2638 states to 1290 states and 2579 transitions. [2018-11-18 12:29:19,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 2579 transitions. [2018-11-18 12:29:19,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 12:29:19,658 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:19,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:19,760 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 54 proven. 9 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 12:29:20,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:20,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2639 states to 1290 states and 2575 transitions. [2018-11-18 12:29:20,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 2575 transitions. [2018-11-18 12:29:20,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 12:29:20,694 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:20,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:20,791 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 12:29:21,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:21,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2640 states to 1291 states and 2576 transitions. [2018-11-18 12:29:21,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 2576 transitions. [2018-11-18 12:29:21,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 12:29:21,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:21,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:22,057 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 12:29:23,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:23,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2642 states to 1292 states and 2578 transitions. [2018-11-18 12:29:23,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 2578 transitions. [2018-11-18 12:29:23,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 12:29:23,755 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:23,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:23,861 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2018-11-18 12:29:24,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:24,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2649 states to 1294 states and 2585 transitions. [2018-11-18 12:29:24,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 2585 transitions. [2018-11-18 12:29:24,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 12:29:24,303 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:24,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:24,398 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 12:29:25,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:25,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2653 states to 1297 states and 2589 transitions. [2018-11-18 12:29:25,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 2589 transitions. [2018-11-18 12:29:25,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 12:29:25,251 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:25,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:25,351 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 48 proven. 19 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 12:29:25,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:25,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2655 states to 1299 states and 2591 transitions. [2018-11-18 12:29:25,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 2591 transitions. [2018-11-18 12:29:25,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 12:29:25,416 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:25,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:25,517 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 12:29:26,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:26,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2655 states to 1300 states and 2591 transitions. [2018-11-18 12:29:26,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 2591 transitions. [2018-11-18 12:29:26,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 12:29:26,243 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:26,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:26,379 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 12:29:26,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:26,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 1302 states and 2593 transitions. [2018-11-18 12:29:26,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 2593 transitions. [2018-11-18 12:29:26,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 12:29:26,410 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:26,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:26,514 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 12:29:26,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:26,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 1303 states and 2593 transitions. [2018-11-18 12:29:26,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 2593 transitions. [2018-11-18 12:29:26,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 12:29:26,922 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:26,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:27,136 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 12:29:27,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:27,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 1304 states and 2593 transitions. [2018-11-18 12:29:27,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 2593 transitions. [2018-11-18 12:29:27,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 12:29:27,269 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:27,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:27,470 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 12:29:27,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:27,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 1305 states and 2593 transitions. [2018-11-18 12:29:27,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 2593 transitions. [2018-11-18 12:29:27,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 12:29:27,606 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:27,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:27,708 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 56 proven. 11 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 12:29:28,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:28,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 1307 states and 2594 transitions. [2018-11-18 12:29:28,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 2594 transitions. [2018-11-18 12:29:28,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 12:29:28,125 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:28,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:28,228 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 55 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 12:29:28,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:28,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 1308 states and 2594 transitions. [2018-11-18 12:29:28,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 2594 transitions. [2018-11-18 12:29:28,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 12:29:28,615 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:28,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:28,723 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 12:29:29,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:29,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 1310 states and 2599 transitions. [2018-11-18 12:29:29,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 2599 transitions. [2018-11-18 12:29:29,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 12:29:29,865 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:29,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:29,976 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 12:29:30,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:30,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2677 states to 1314 states and 2612 transitions. [2018-11-18 12:29:30,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 2612 transitions. [2018-11-18 12:29:30,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 12:29:30,809 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:30,909 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 12:29:31,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:31,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2683 states to 1317 states and 2618 transitions. [2018-11-18 12:29:31,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 2618 transitions. [2018-11-18 12:29:31,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 12:29:31,395 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:31,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:31,500 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-18 12:29:33,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:33,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 1322 states and 2633 transitions. [2018-11-18 12:29:33,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 2633 transitions. [2018-11-18 12:29:33,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 12:29:33,398 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:33,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:33,504 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 12:29:33,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:33,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2702 states to 1324 states and 2636 transitions. [2018-11-18 12:29:33,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 2636 transitions. [2018-11-18 12:29:33,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 12:29:33,534 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:33,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:33,641 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-18 12:29:34,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:34,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2709 states to 1326 states and 2642 transitions. [2018-11-18 12:29:34,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 2642 transitions. [2018-11-18 12:29:34,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 12:29:34,386 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:34,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:34,496 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 12:29:34,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:34,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2709 states to 1327 states and 2642 transitions. [2018-11-18 12:29:34,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 2642 transitions. [2018-11-18 12:29:34,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 12:29:34,516 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:34,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:34,616 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 55 proven. 15 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 12:29:35,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:35,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2709 states to 1328 states and 2642 transitions. [2018-11-18 12:29:35,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 2642 transitions. [2018-11-18 12:29:35,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 12:29:35,032 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:35,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:35,142 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 12:29:36,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:36,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2713 states to 1331 states and 2646 transitions. [2018-11-18 12:29:36,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 2646 transitions. [2018-11-18 12:29:36,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 12:29:36,064 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:36,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:36,462 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:29:36,560 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 12:29:36,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:36,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2729 states to 1344 states and 2661 transitions. [2018-11-18 12:29:36,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 2661 transitions. [2018-11-18 12:29:36,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 12:29:36,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:36,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:36,868 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 12:29:37,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:37,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2729 states to 1345 states and 2661 transitions. [2018-11-18 12:29:37,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 2661 transitions. [2018-11-18 12:29:37,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 12:29:37,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:37,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:37,910 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 19 proven. 18 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-18 12:29:38,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:38,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 1347 states and 2662 transitions. [2018-11-18 12:29:38,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 2662 transitions. [2018-11-18 12:29:38,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 12:29:38,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:38,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:38,511 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 12:29:38,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:38,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2733 states to 1349 states and 2665 transitions. [2018-11-18 12:29:38,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 2665 transitions. [2018-11-18 12:29:38,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 12:29:38,655 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:38,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:38,771 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 55 proven. 15 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 12:29:39,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:39,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 1352 states and 2669 transitions. [2018-11-18 12:29:39,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 2669 transitions. [2018-11-18 12:29:39,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 12:29:39,611 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:39,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:39,873 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 55 proven. 15 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 12:29:40,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:40,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 1353 states and 2669 transitions. [2018-11-18 12:29:40,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 2669 transitions. [2018-11-18 12:29:40,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 12:29:40,666 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:40,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:40,774 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-11-18 12:29:42,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:42,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2749 states to 1356 states and 2680 transitions. [2018-11-18 12:29:42,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 2680 transitions. [2018-11-18 12:29:42,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 12:29:42,295 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:42,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:42,406 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 12:29:42,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:42,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2751 states to 1358 states and 2682 transitions. [2018-11-18 12:29:42,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 2682 transitions. [2018-11-18 12:29:42,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 12:29:42,427 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:42,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:42,545 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 12:29:44,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:44,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2758 states to 1362 states and 2689 transitions. [2018-11-18 12:29:44,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 2689 transitions. [2018-11-18 12:29:44,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 12:29:44,371 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:44,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:44,474 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 60 proven. 16 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 12:29:44,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:44,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2760 states to 1364 states and 2691 transitions. [2018-11-18 12:29:44,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 2691 transitions. [2018-11-18 12:29:44,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 12:29:44,505 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:44,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:44,612 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-11-18 12:29:45,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:45,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2767 states to 1366 states and 2697 transitions. [2018-11-18 12:29:45,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 2697 transitions. [2018-11-18 12:29:45,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 12:29:45,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:45,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:46,893 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 70 proven. 7 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 12:29:52,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:52,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2774 states to 1370 states and 2704 transitions. [2018-11-18 12:29:52,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 2704 transitions. [2018-11-18 12:29:52,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 12:29:52,920 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:52,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:53,128 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 70 proven. 7 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 12:29:55,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:55,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2777 states to 1372 states and 2707 transitions. [2018-11-18 12:29:55,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 2707 transitions. [2018-11-18 12:29:55,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 12:29:55,141 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:55,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:55,254 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 12:29:55,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:55,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2779 states to 1374 states and 2709 transitions. [2018-11-18 12:29:55,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 2709 transitions. [2018-11-18 12:29:55,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 12:29:55,291 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:55,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:55,398 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 59 proven. 16 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-18 12:29:55,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:55,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2782 states to 1376 states and 2712 transitions. [2018-11-18 12:29:55,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 2712 transitions. [2018-11-18 12:29:55,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 12:29:55,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:55,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:55,575 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 12:29:55,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:55,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2786 states to 1379 states and 2716 transitions. [2018-11-18 12:29:55,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 2716 transitions. [2018-11-18 12:29:55,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 12:29:55,607 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:55,726 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 12:29:55,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:55,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2787 states to 1380 states and 2717 transitions. [2018-11-18 12:29:55,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 2717 transitions. [2018-11-18 12:29:55,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 12:29:55,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:55,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:55,874 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 12:29:56,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:56,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2789 states to 1382 states and 2719 transitions. [2018-11-18 12:29:56,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 2719 transitions. [2018-11-18 12:29:56,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 12:29:56,707 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:56,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:56,813 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 53 proven. 5 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 12:29:56,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:56,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 1391 states and 2733 transitions. [2018-11-18 12:29:56,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 2733 transitions. [2018-11-18 12:29:56,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 12:29:56,870 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:56,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:56,993 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 12:29:57,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:57,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2806 states to 1393 states and 2736 transitions. [2018-11-18 12:29:57,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 2736 transitions. [2018-11-18 12:29:57,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 12:29:57,037 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:57,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:57,177 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 12:29:57,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:29:57,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2810 states to 1396 states and 2740 transitions. [2018-11-18 12:29:57,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 2740 transitions. [2018-11-18 12:29:57,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 12:29:57,228 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:29:57,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:29:57,337 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 12:30:02,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:02,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2838 states to 1411 states and 2768 transitions. [2018-11-18 12:30:02,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 2768 transitions. [2018-11-18 12:30:02,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 12:30:02,402 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:02,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:02,516 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 12:30:03,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:03,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2840 states to 1413 states and 2770 transitions. [2018-11-18 12:30:03,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 2770 transitions. [2018-11-18 12:30:03,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 12:30:03,068 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:03,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:03,338 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 12:30:03,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:03,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2842 states to 1415 states and 2772 transitions. [2018-11-18 12:30:03,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 2772 transitions. [2018-11-18 12:30:03,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-18 12:30:03,364 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:03,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:03,468 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 12:30:03,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:03,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2856 states to 1424 states and 2786 transitions. [2018-11-18 12:30:03,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 2786 transitions. [2018-11-18 12:30:03,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 12:30:03,525 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:03,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:03,638 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 12:30:03,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:03,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2856 states to 1425 states and 2786 transitions. [2018-11-18 12:30:03,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 2786 transitions. [2018-11-18 12:30:03,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 12:30:03,654 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:03,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:03,769 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 12:30:04,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:04,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2860 states to 1428 states and 2790 transitions. [2018-11-18 12:30:04,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 2790 transitions. [2018-11-18 12:30:04,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 12:30:04,607 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:04,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:04,721 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 12:30:05,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:05,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2860 states to 1429 states and 2790 transitions. [2018-11-18 12:30:05,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 2790 transitions. [2018-11-18 12:30:05,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 12:30:05,534 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:05,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:05,638 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 65 proven. 16 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 12:30:10,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:10,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2888 states to 1444 states and 2818 transitions. [2018-11-18 12:30:10,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 2818 transitions. [2018-11-18 12:30:10,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 12:30:10,802 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:10,910 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 12:30:10,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:10,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2893 states to 1447 states and 2823 transitions. [2018-11-18 12:30:10,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 2823 transitions. [2018-11-18 12:30:10,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 12:30:10,934 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:10,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:11,040 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 63 proven. 16 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 12:30:11,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:11,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2895 states to 1449 states and 2825 transitions. [2018-11-18 12:30:11,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 2825 transitions. [2018-11-18 12:30:11,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 12:30:11,079 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:11,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:11,686 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 12:30:12,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:12,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2897 states to 1450 states and 2827 transitions. [2018-11-18 12:30:12,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 2827 transitions. [2018-11-18 12:30:12,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 12:30:12,201 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:12,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:12,313 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 55 proven. 6 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 12:30:12,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:12,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2911 states to 1459 states and 2841 transitions. [2018-11-18 12:30:12,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 2841 transitions. [2018-11-18 12:30:12,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 12:30:12,395 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:12,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:12,509 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 53 proven. 5 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 12:30:12,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:12,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 1462 states and 2848 transitions. [2018-11-18 12:30:12,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states and 2848 transitions. [2018-11-18 12:30:12,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-18 12:30:12,561 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:12,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:13,654 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 12:30:17,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:17,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2936 states to 1464 states and 2866 transitions. [2018-11-18 12:30:17,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1464 states and 2866 transitions. [2018-11-18 12:30:17,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-18 12:30:17,650 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:17,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:17,759 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 53 proven. 5 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 12:30:17,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:17,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2939 states to 1466 states and 2869 transitions. [2018-11-18 12:30:17,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 2869 transitions. [2018-11-18 12:30:17,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-18 12:30:17,792 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:17,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:17,906 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 12:30:17,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:17,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2942 states to 1468 states and 2872 transitions. [2018-11-18 12:30:17,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 2872 transitions. [2018-11-18 12:30:17,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-18 12:30:17,930 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:17,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:18,056 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 12:30:20,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:20,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2947 states to 1471 states and 2877 transitions. [2018-11-18 12:30:20,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 2877 transitions. [2018-11-18 12:30:20,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-18 12:30:20,457 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:20,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:20,566 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 53 proven. 5 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 12:30:20,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:20,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2948 states to 1472 states and 2878 transitions. [2018-11-18 12:30:20,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2878 transitions. [2018-11-18 12:30:20,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 12:30:20,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:20,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:20,724 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 12:30:20,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:20,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2950 states to 1474 states and 2880 transitions. [2018-11-18 12:30:20,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 2880 transitions. [2018-11-18 12:30:20,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 12:30:20,761 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:20,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:20,872 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 12:30:20,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:20,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2953 states to 1476 states and 2883 transitions. [2018-11-18 12:30:20,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 2883 transitions. [2018-11-18 12:30:20,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 12:30:20,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:20,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:21,015 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 12:30:21,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:21,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2954 states to 1477 states and 2884 transitions. [2018-11-18 12:30:21,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 2884 transitions. [2018-11-18 12:30:21,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 12:30:21,056 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:21,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:21,182 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 12:30:21,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:21,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2958 states to 1480 states and 2888 transitions. [2018-11-18 12:30:21,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 2888 transitions. [2018-11-18 12:30:21,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 12:30:21,220 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:21,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:21,356 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 12:30:21,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:21,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2960 states to 1481 states and 2890 transitions. [2018-11-18 12:30:21,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 2890 transitions. [2018-11-18 12:30:21,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 12:30:21,390 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:21,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:21,505 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 12:30:22,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:22,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2970 states to 1489 states and 2900 transitions. [2018-11-18 12:30:22,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 2900 transitions. [2018-11-18 12:30:22,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 12:30:22,642 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:22,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:22,752 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 55 proven. 6 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 12:30:24,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:24,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2975 states to 1492 states and 2905 transitions. [2018-11-18 12:30:24,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1492 states and 2905 transitions. [2018-11-18 12:30:24,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 12:30:24,767 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:24,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:24,889 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 12:30:24,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:24,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 1494 states and 2907 transitions. [2018-11-18 12:30:24,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 2907 transitions. [2018-11-18 12:30:24,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 12:30:24,923 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:25,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:25,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:30:25,415 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 12:30:25,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:25,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2990 states to 1505 states and 2920 transitions. [2018-11-18 12:30:25,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 2920 transitions. [2018-11-18 12:30:25,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 12:30:25,459 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:25,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:25,780 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 58 proven. 6 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 12:30:28,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:28,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3005 states to 1513 states and 2935 transitions. [2018-11-18 12:30:28,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 2935 transitions. [2018-11-18 12:30:28,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-18 12:30:28,641 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:28,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:28,770 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 12:30:28,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:28,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3005 states to 1514 states and 2935 transitions. [2018-11-18 12:30:28,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 2935 transitions. [2018-11-18 12:30:28,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 12:30:28,807 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:28,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:29,071 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 56 proven. 6 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 12:30:29,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:29,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3007 states to 1516 states and 2937 transitions. [2018-11-18 12:30:29,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 2937 transitions. [2018-11-18 12:30:29,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 12:30:29,200 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:29,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:29,309 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 55 proven. 6 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 12:30:29,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:29,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3010 states to 1518 states and 2940 transitions. [2018-11-18 12:30:29,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 2940 transitions. [2018-11-18 12:30:29,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 12:30:29,342 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:29,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:29,452 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 55 proven. 6 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 12:30:29,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:29,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3011 states to 1519 states and 2941 transitions. [2018-11-18 12:30:29,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2941 transitions. [2018-11-18 12:30:29,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 12:30:29,490 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:29,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:29,613 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 12:30:35,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:35,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3040 states to 1534 states and 2970 transitions. [2018-11-18 12:30:35,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 2970 transitions. [2018-11-18 12:30:35,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 12:30:35,097 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:35,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:35,205 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 53 proven. 5 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 12:30:35,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:35,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3049 states to 1538 states and 2979 transitions. [2018-11-18 12:30:35,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 2979 transitions. [2018-11-18 12:30:35,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 12:30:35,235 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:35,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:35,340 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 68 proven. 16 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-18 12:30:36,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:36,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3059 states to 1546 states and 2989 transitions. [2018-11-18 12:30:36,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 2989 transitions. [2018-11-18 12:30:36,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 12:30:36,493 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:36,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:36,609 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 12:30:36,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:36,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3061 states to 1548 states and 2991 transitions. [2018-11-18 12:30:36,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 2991 transitions. [2018-11-18 12:30:36,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 12:30:36,639 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:36,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:36,745 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 12:30:36,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:36,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3070 states to 1552 states and 3000 transitions. [2018-11-18 12:30:36,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 3000 transitions. [2018-11-18 12:30:36,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 12:30:36,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:36,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:36,888 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 53 proven. 5 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 12:30:36,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:36,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 1554 states and 3002 transitions. [2018-11-18 12:30:36,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 3002 transitions. [2018-11-18 12:30:36,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 12:30:36,932 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:36,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:37,041 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 12:30:37,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:37,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3074 states to 1556 states and 3004 transitions. [2018-11-18 12:30:37,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 3004 transitions. [2018-11-18 12:30:37,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-18 12:30:37,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:37,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:37,996 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 61 proven. 6 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 12:30:39,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:39,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3084 states to 1540 states and 2977 transitions. [2018-11-18 12:30:39,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 2977 transitions. [2018-11-18 12:30:39,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 12:30:39,506 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:39,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:39,618 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 55 proven. 6 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 12:30:39,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:39,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3093 states to 1544 states and 2986 transitions. [2018-11-18 12:30:39,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 2986 transitions. [2018-11-18 12:30:39,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 12:30:39,652 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:39,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:39,762 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 53 proven. 5 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 12:30:39,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:39,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3099 states to 1548 states and 2992 transitions. [2018-11-18 12:30:39,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 2992 transitions. [2018-11-18 12:30:39,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 12:30:39,807 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:39,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:39,917 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 53 proven. 5 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 12:30:39,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:39,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3101 states to 1550 states and 2994 transitions. [2018-11-18 12:30:39,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 2994 transitions. [2018-11-18 12:30:39,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 12:30:39,960 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:39,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:40,072 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 55 proven. 6 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 12:30:40,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:40,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3103 states to 1552 states and 2996 transitions. [2018-11-18 12:30:40,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 2996 transitions. [2018-11-18 12:30:40,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 12:30:40,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:40,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:40,228 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 12:30:41,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:41,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3114 states to 1560 states and 3007 transitions. [2018-11-18 12:30:41,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 3007 transitions. [2018-11-18 12:30:41,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-18 12:30:41,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:41,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:41,500 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 53 proven. 5 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 12:30:41,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:41,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3120 states to 1564 states and 3013 transitions. [2018-11-18 12:30:41,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 3013 transitions. [2018-11-18 12:30:41,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-18 12:30:41,541 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:41,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:41,652 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 53 proven. 5 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 12:30:41,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:41,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3122 states to 1566 states and 3015 transitions. [2018-11-18 12:30:41,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 3015 transitions. [2018-11-18 12:30:41,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 12:30:41,701 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:41,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:41,835 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 12:30:44,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:44,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3137 states to 1574 states and 3030 transitions. [2018-11-18 12:30:44,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 3030 transitions. [2018-11-18 12:30:44,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-18 12:30:44,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:44,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:44,179 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 12:30:44,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:44,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3143 states to 1578 states and 3036 transitions. [2018-11-18 12:30:44,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 3036 transitions. [2018-11-18 12:30:44,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-18 12:30:44,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:44,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:44,335 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 12:30:44,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:44,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3145 states to 1580 states and 3038 transitions. [2018-11-18 12:30:44,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 3038 transitions. [2018-11-18 12:30:44,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 12:30:44,381 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:44,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:44,515 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 12:30:44,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:44,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3147 states to 1582 states and 3040 transitions. [2018-11-18 12:30:44,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 3040 transitions. [2018-11-18 12:30:44,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-18 12:30:44,633 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:44,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:44,742 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 12:30:44,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:44,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3153 states to 1586 states and 3046 transitions. [2018-11-18 12:30:44,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1586 states and 3046 transitions. [2018-11-18 12:30:44,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-18 12:30:44,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:44,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:44,893 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 12:30:44,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:44,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3155 states to 1588 states and 3048 transitions. [2018-11-18 12:30:44,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 3048 transitions. [2018-11-18 12:30:44,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-18 12:30:44,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:44,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:45,039 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 12:30:46,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:46,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3149 states to 1585 states and 3042 transitions. [2018-11-18 12:30:46,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 3042 transitions. [2018-11-18 12:30:46,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 12:30:46,123 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:46,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:46,237 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 55 proven. 6 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 12:30:46,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:46,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3155 states to 1589 states and 3048 transitions. [2018-11-18 12:30:46,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 3048 transitions. [2018-11-18 12:30:46,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 12:30:46,282 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:46,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:46,392 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 55 proven. 6 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 12:30:46,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:46,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3157 states to 1591 states and 3050 transitions. [2018-11-18 12:30:46,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 3050 transitions. [2018-11-18 12:30:46,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 12:30:46,441 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:46,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:46,566 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 12:30:46,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:46,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3159 states to 1593 states and 3052 transitions. [2018-11-18 12:30:46,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1593 states and 3052 transitions. [2018-11-18 12:30:46,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-18 12:30:46,605 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:46,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:46,706 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-18 12:30:47,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:47,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3163 states to 1596 states and 3056 transitions. [2018-11-18 12:30:47,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 3056 transitions. [2018-11-18 12:30:47,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 12:30:47,951 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:47,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:48,070 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 55 proven. 6 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 12:30:48,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:48,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3169 states to 1600 states and 3062 transitions. [2018-11-18 12:30:48,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1600 states and 3062 transitions. [2018-11-18 12:30:48,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 12:30:48,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:48,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:48,225 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 55 proven. 6 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 12:30:48,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:48,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3171 states to 1602 states and 3064 transitions. [2018-11-18 12:30:48,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 3064 transitions. [2018-11-18 12:30:48,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 12:30:48,270 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:48,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:48,396 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 12:30:48,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:48,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3171 states to 1603 states and 3064 transitions. [2018-11-18 12:30:48,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 3064 transitions. [2018-11-18 12:30:48,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 12:30:48,432 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:48,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:48,559 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 12:30:48,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:48,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3173 states to 1605 states and 3066 transitions. [2018-11-18 12:30:48,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 3066 transitions. [2018-11-18 12:30:48,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-18 12:30:48,597 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:48,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:49,222 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 51 proven. 1 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 12:30:50,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:50,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 1606 states and 3067 transitions. [2018-11-18 12:30:50,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 3067 transitions. [2018-11-18 12:30:50,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-18 12:30:50,817 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:50,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:50,956 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 12:30:51,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:51,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 1608 states and 3069 transitions. [2018-11-18 12:30:51,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1608 states and 3069 transitions. [2018-11-18 12:30:51,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 12:30:51,004 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:51,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:51,120 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 5 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 12:30:53,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:53,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3195 states to 1619 states and 3088 transitions. [2018-11-18 12:30:53,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1619 states and 3088 transitions. [2018-11-18 12:30:53,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 12:30:53,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:53,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:54,475 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 12:30:56,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:30:56,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3205 states to 1587 states and 3034 transitions. [2018-11-18 12:30:56,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 3034 transitions. [2018-11-18 12:30:56,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-18 12:30:56,072 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:30:56,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:56,186 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 12:31:01,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:01,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3228 states to 1600 states and 3057 transitions. [2018-11-18 12:31:01,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1600 states and 3057 transitions. [2018-11-18 12:31:01,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 12:31:01,699 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:01,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:01,801 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 12:31:02,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:02,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3231 states to 1602 states and 3060 transitions. [2018-11-18 12:31:02,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 3060 transitions. [2018-11-18 12:31:02,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 12:31:02,581 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:02,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:02,703 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 12:31:05,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:05,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3251 states to 1613 states and 3080 transitions. [2018-11-18 12:31:05,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1613 states and 3080 transitions. [2018-11-18 12:31:05,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-18 12:31:05,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:05,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:05,364 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 12:31:05,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:05,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3265 states to 1622 states and 3094 transitions. [2018-11-18 12:31:05,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 3094 transitions. [2018-11-18 12:31:05,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 12:31:05,433 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:05,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:05,555 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 55 proven. 6 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 12:31:07,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:07,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3268 states to 1624 states and 3097 transitions. [2018-11-18 12:31:07,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 3097 transitions. [2018-11-18 12:31:07,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 12:31:07,766 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:07,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:07,886 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 5 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 12:31:07,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:07,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3270 states to 1626 states and 3099 transitions. [2018-11-18 12:31:07,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 3099 transitions. [2018-11-18 12:31:07,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 12:31:07,933 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:07,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:08,051 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 12:31:08,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:08,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 1628 states and 3101 transitions. [2018-11-18 12:31:08,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 3101 transitions. [2018-11-18 12:31:08,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 12:31:08,096 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:08,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:08,213 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 70 proven. 16 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 12:31:08,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:08,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 1637 states and 3115 transitions. [2018-11-18 12:31:08,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 3115 transitions. [2018-11-18 12:31:08,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-18 12:31:08,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:08,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:08,404 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 55 proven. 6 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 12:31:08,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:08,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3288 states to 1639 states and 3117 transitions. [2018-11-18 12:31:08,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 3117 transitions. [2018-11-18 12:31:08,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 12:31:08,457 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:08,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:08,564 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 12:31:10,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:10,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3293 states to 1642 states and 3122 transitions. [2018-11-18 12:31:10,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 3122 transitions. [2018-11-18 12:31:10,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 12:31:10,978 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:11,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:11,086 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-18 12:31:11,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:11,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3296 states to 1644 states and 3125 transitions. [2018-11-18 12:31:11,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 3125 transitions. [2018-11-18 12:31:11,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 12:31:11,113 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:11,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:11,220 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 12:31:11,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:11,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3297 states to 1645 states and 3126 transitions. [2018-11-18 12:31:11,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1645 states and 3126 transitions. [2018-11-18 12:31:11,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-18 12:31:11,412 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:11,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:11,647 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 63 proven. 6 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 12:31:11,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:11,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3311 states to 1654 states and 3140 transitions. [2018-11-18 12:31:11,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 3140 transitions. [2018-11-18 12:31:11,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 12:31:11,704 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:11,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:11,898 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 92 proven. 3 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 12:31:14,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:14,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3326 states to 1662 states and 3155 transitions. [2018-11-18 12:31:14,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1662 states and 3155 transitions. [2018-11-18 12:31:14,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 12:31:14,695 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:14,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:14,807 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 70 proven. 16 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 12:31:17,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:17,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3331 states to 1665 states and 3160 transitions. [2018-11-18 12:31:17,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 3160 transitions. [2018-11-18 12:31:17,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 12:31:17,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:17,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:17,412 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 90 proven. 3 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 12:31:17,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:17,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3333 states to 1667 states and 3162 transitions. [2018-11-18 12:31:17,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 3162 transitions. [2018-11-18 12:31:17,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-18 12:31:17,444 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:17,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:17,556 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 70 proven. 16 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-18 12:31:17,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:17,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 1669 states and 3165 transitions. [2018-11-18 12:31:17,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 3165 transitions. [2018-11-18 12:31:17,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-18 12:31:17,598 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:17,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:17,730 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 70 proven. 16 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 12:31:17,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:17,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3337 states to 1670 states and 3166 transitions. [2018-11-18 12:31:17,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 3166 transitions. [2018-11-18 12:31:17,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 12:31:17,780 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:17,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:17,906 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-18 12:31:17,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:17,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3337 states to 1671 states and 3166 transitions. [2018-11-18 12:31:17,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1671 states and 3166 transitions. [2018-11-18 12:31:17,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 12:31:17,943 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:17,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:18,064 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 12:31:18,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:18,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3352 states to 1680 states and 3181 transitions. [2018-11-18 12:31:18,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 3181 transitions. [2018-11-18 12:31:18,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 12:31:18,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:18,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:18,356 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 63 proven. 6 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 12:31:20,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:20,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3357 states to 1683 states and 3186 transitions. [2018-11-18 12:31:20,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 3186 transitions. [2018-11-18 12:31:20,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 12:31:20,443 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:20,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:20,552 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-18 12:31:20,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:20,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3366 states to 1687 states and 3195 transitions. [2018-11-18 12:31:20,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 3195 transitions. [2018-11-18 12:31:20,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 12:31:20,581 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:20,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:20,822 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 63 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 12:31:20,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:20,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3369 states to 1689 states and 3198 transitions. [2018-11-18 12:31:20,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 3198 transitions. [2018-11-18 12:31:20,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 12:31:20,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:20,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:20,967 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 12:31:21,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:21,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3371 states to 1691 states and 3200 transitions. [2018-11-18 12:31:21,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 3200 transitions. [2018-11-18 12:31:21,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 12:31:21,006 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:21,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:21,249 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 63 proven. 6 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 12:31:21,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:21,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3372 states to 1692 states and 3201 transitions. [2018-11-18 12:31:21,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 3201 transitions. [2018-11-18 12:31:21,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-18 12:31:21,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:21,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:21,640 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 12:31:22,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:22,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 1676 states and 3174 transitions. [2018-11-18 12:31:22,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 3174 transitions. [2018-11-18 12:31:22,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 12:31:22,795 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:22,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:22,909 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 70 proven. 16 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-18 12:31:22,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:22,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3391 states to 1680 states and 3183 transitions. [2018-11-18 12:31:22,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 3183 transitions. [2018-11-18 12:31:22,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-18 12:31:22,955 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:22,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:23,084 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 12:31:25,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:25,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3397 states to 1683 states and 3189 transitions. [2018-11-18 12:31:25,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 3189 transitions. [2018-11-18 12:31:25,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 12:31:25,587 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:25,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:25,712 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 12:31:25,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:25,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3400 states to 1685 states and 3192 transitions. [2018-11-18 12:31:25,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 3192 transitions. [2018-11-18 12:31:25,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 12:31:25,740 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:25,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:25,856 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 70 proven. 16 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 12:31:25,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:25,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3402 states to 1687 states and 3194 transitions. [2018-11-18 12:31:25,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 3194 transitions. [2018-11-18 12:31:25,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 12:31:25,910 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:25,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:26,037 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 12:31:26,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:26,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3403 states to 1688 states and 3195 transitions. [2018-11-18 12:31:26,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 3195 transitions. [2018-11-18 12:31:26,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 12:31:26,070 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:26,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:26,214 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 12:31:26,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:26,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3417 states to 1697 states and 3209 transitions. [2018-11-18 12:31:26,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 3209 transitions. [2018-11-18 12:31:26,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 12:31:26,679 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:26,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:26,792 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 12:31:26,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:26,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3423 states to 1701 states and 3215 transitions. [2018-11-18 12:31:26,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 3215 transitions. [2018-11-18 12:31:26,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 12:31:26,830 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:26,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:26,942 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 12:31:26,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:26,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3425 states to 1703 states and 3217 transitions. [2018-11-18 12:31:26,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 3217 transitions. [2018-11-18 12:31:26,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 12:31:26,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:27,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:27,087 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-18 12:31:29,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:29,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3440 states to 1711 states and 3232 transitions. [2018-11-18 12:31:29,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1711 states and 3232 transitions. [2018-11-18 12:31:29,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 12:31:29,831 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:29,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:29,942 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-18 12:31:30,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:30,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 1713 states and 3234 transitions. [2018-11-18 12:31:30,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 3234 transitions. [2018-11-18 12:31:30,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 12:31:30,125 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:30,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:30,378 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 63 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 12:31:30,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:30,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3451 states to 1717 states and 3243 transitions. [2018-11-18 12:31:30,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 3243 transitions. [2018-11-18 12:31:30,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 12:31:30,417 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:30,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:30,535 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 12:31:30,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:30,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3457 states to 1721 states and 3249 transitions. [2018-11-18 12:31:30,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 3249 transitions. [2018-11-18 12:31:30,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 12:31:30,577 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:30,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:30,697 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 12:31:30,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:30,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3459 states to 1723 states and 3251 transitions. [2018-11-18 12:31:30,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 3251 transitions. [2018-11-18 12:31:30,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 12:31:30,737 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:30,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:30,991 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 63 proven. 6 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 12:31:31,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:31,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3461 states to 1725 states and 3253 transitions. [2018-11-18 12:31:31,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 3253 transitions. [2018-11-18 12:31:31,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 12:31:31,038 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:31,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:31,322 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 70 proven. 16 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 12:31:31,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:31,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3467 states to 1729 states and 3259 transitions. [2018-11-18 12:31:31,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 3259 transitions. [2018-11-18 12:31:31,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 12:31:31,375 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:31,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:31,498 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 70 proven. 16 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 12:31:31,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:31,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3469 states to 1731 states and 3261 transitions. [2018-11-18 12:31:31,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 3261 transitions. [2018-11-18 12:31:31,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 12:31:31,551 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:31,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:31,694 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 12:31:33,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:33,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3474 states to 1734 states and 3266 transitions. [2018-11-18 12:31:33,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 3266 transitions. [2018-11-18 12:31:33,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 12:31:33,913 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:33,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:34,054 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 70 proven. 16 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 12:31:34,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:34,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3480 states to 1738 states and 3272 transitions. [2018-11-18 12:31:34,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 3272 transitions. [2018-11-18 12:31:34,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 12:31:34,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:34,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:34,230 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 70 proven. 16 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 12:31:34,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:34,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3482 states to 1740 states and 3274 transitions. [2018-11-18 12:31:34,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 3274 transitions. [2018-11-18 12:31:34,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 12:31:34,290 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:34,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:34,418 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 12:31:34,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:34,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3491 states to 1744 states and 3283 transitions. [2018-11-18 12:31:34,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 3283 transitions. [2018-11-18 12:31:34,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 12:31:34,447 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:34,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:34,602 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 12:31:34,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:34,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3494 states to 1746 states and 3286 transitions. [2018-11-18 12:31:34,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1746 states and 3286 transitions. [2018-11-18 12:31:34,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 12:31:34,724 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:34,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:34,854 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-18 12:31:34,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:34,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 1748 states and 3288 transitions. [2018-11-18 12:31:34,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 3288 transitions. [2018-11-18 12:31:34,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 12:31:34,890 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:34,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:35,032 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 12:31:35,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:35,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3497 states to 1749 states and 3289 transitions. [2018-11-18 12:31:35,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 3289 transitions. [2018-11-18 12:31:35,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 12:31:35,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:35,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:35,219 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-18 12:31:36,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:36,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3507 states to 1731 states and 3257 transitions. [2018-11-18 12:31:36,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 3257 transitions. [2018-11-18 12:31:36,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 12:31:36,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:36,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:36,871 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 63 proven. 6 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 12:31:36,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:36,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3513 states to 1735 states and 3263 transitions. [2018-11-18 12:31:36,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 3263 transitions. [2018-11-18 12:31:36,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 12:31:36,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:36,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:37,059 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 12:31:42,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:42,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3536 states to 1748 states and 3286 transitions. [2018-11-18 12:31:42,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 3286 transitions. [2018-11-18 12:31:42,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 12:31:42,570 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:42,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:42,818 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 63 proven. 6 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 12:31:42,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:42,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3538 states to 1750 states and 3288 transitions. [2018-11-18 12:31:42,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 3288 transitions. [2018-11-18 12:31:42,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 12:31:42,866 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:42,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:43,124 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 63 proven. 6 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 12:31:43,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:43,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 1754 states and 3294 transitions. [2018-11-18 12:31:43,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 3294 transitions. [2018-11-18 12:31:43,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 12:31:43,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:43,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:43,467 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 63 proven. 6 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 12:31:43,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:43,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3546 states to 1725 states and 3247 transitions. [2018-11-18 12:31:43,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 3247 transitions. [2018-11-18 12:31:43,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-18 12:31:43,523 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:43,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:43,671 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-18 12:31:47,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:47,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3559 states to 1734 states and 3260 transitions. [2018-11-18 12:31:47,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 3260 transitions. [2018-11-18 12:31:47,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 12:31:47,951 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:47,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:48,086 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-18 12:31:48,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:48,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 1738 states and 3266 transitions. [2018-11-18 12:31:48,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 3266 transitions. [2018-11-18 12:31:48,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 12:31:48,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:48,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:48,267 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-18 12:31:48,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:48,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3569 states to 1741 states and 3270 transitions. [2018-11-18 12:31:48,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 3270 transitions. [2018-11-18 12:31:48,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 12:31:48,310 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:48,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:48,456 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-18 12:31:48,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:48,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3571 states to 1743 states and 3272 transitions. [2018-11-18 12:31:48,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 3272 transitions. [2018-11-18 12:31:48,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 12:31:48,502 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:48,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:48,639 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 70 proven. 16 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-18 12:31:51,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:51,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3591 states to 1754 states and 3292 transitions. [2018-11-18 12:31:51,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 3292 transitions. [2018-11-18 12:31:51,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 12:31:51,597 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:51,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:51,731 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 70 proven. 16 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-18 12:31:54,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:54,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3594 states to 1756 states and 3295 transitions. [2018-11-18 12:31:54,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 3295 transitions. [2018-11-18 12:31:54,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 12:31:54,524 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:54,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:54,674 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 12:31:54,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:54,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 1760 states and 3304 transitions. [2018-11-18 12:31:54,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3304 transitions. [2018-11-18 12:31:54,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 12:31:54,899 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:54,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:55,036 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-18 12:31:55,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:55,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3609 states to 1764 states and 3310 transitions. [2018-11-18 12:31:55,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 3310 transitions. [2018-11-18 12:31:55,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 12:31:55,075 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:55,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:55,218 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-18 12:31:55,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:55,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3613 states to 1767 states and 3314 transitions. [2018-11-18 12:31:55,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 3314 transitions. [2018-11-18 12:31:55,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 12:31:55,261 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:55,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:55,398 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-18 12:31:55,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:55,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3615 states to 1769 states and 3316 transitions. [2018-11-18 12:31:55,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 3316 transitions. [2018-11-18 12:31:55,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 12:31:55,438 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:55,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:55,576 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-18 12:31:55,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:55,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3620 states to 1772 states and 3321 transitions. [2018-11-18 12:31:55,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 3321 transitions. [2018-11-18 12:31:55,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 12:31:55,615 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:55,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:55,746 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 12:31:55,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:55,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3622 states to 1774 states and 3323 transitions. [2018-11-18 12:31:55,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 3323 transitions. [2018-11-18 12:31:55,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 12:31:55,796 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:55,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:55,962 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 12:31:56,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:56,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3624 states to 1776 states and 3325 transitions. [2018-11-18 12:31:56,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 3325 transitions. [2018-11-18 12:31:56,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 12:31:56,095 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:56,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:56,237 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-18 12:31:56,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:56,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3626 states to 1778 states and 3327 transitions. [2018-11-18 12:31:56,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 3327 transitions. [2018-11-18 12:31:56,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 12:31:56,282 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:56,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:56,420 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 70 proven. 16 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-18 12:31:56,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:31:56,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 1780 states and 3329 transitions. [2018-11-18 12:31:56,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 3329 transitions. [2018-11-18 12:31:56,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 12:31:56,486 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:31:56,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:31:56,744 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 63 proven. 6 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 12:32:01,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:01,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3651 states to 1780 states and 3329 transitions. [2018-11-18 12:32:01,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 3329 transitions. [2018-11-18 12:32:01,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-18 12:32:01,581 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:01,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:01,721 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-18 12:32:01,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:01,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3653 states to 1782 states and 3331 transitions. [2018-11-18 12:32:01,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 3331 transitions. [2018-11-18 12:32:01,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 12:32:01,764 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:01,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:01,903 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-18 12:32:01,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:01,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3655 states to 1784 states and 3333 transitions. [2018-11-18 12:32:01,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3333 transitions. [2018-11-18 12:32:01,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 12:32:01,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:01,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:02,159 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 96 proven. 3 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-18 12:32:02,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:02,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3669 states to 1793 states and 3347 transitions. [2018-11-18 12:32:02,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 3347 transitions. [2018-11-18 12:32:02,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 12:32:02,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:02,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:02,371 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 12:32:02,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:02,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3675 states to 1797 states and 3353 transitions. [2018-11-18 12:32:02,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 3353 transitions. [2018-11-18 12:32:02,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 12:32:02,606 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:02,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:02,747 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 12:32:08,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:08,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3699 states to 1810 states and 3377 transitions. [2018-11-18 12:32:08,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 3377 transitions. [2018-11-18 12:32:08,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 12:32:08,643 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:08,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:08,793 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 12:32:08,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:08,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3701 states to 1812 states and 3379 transitions. [2018-11-18 12:32:08,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 3379 transitions. [2018-11-18 12:32:08,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 12:32:08,925 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:08,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:09,070 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 12:32:09,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:09,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 1816 states and 3385 transitions. [2018-11-18 12:32:09,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 3385 transitions. [2018-11-18 12:32:09,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 12:32:09,304 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:09,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:09,452 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 12:32:09,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:09,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3709 states to 1787 states and 3337 transitions. [2018-11-18 12:32:09,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 3337 transitions. [2018-11-18 12:32:09,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-18 12:32:09,591 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:09,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:09,735 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-18 12:32:12,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:12,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3733 states to 1800 states and 3361 transitions. [2018-11-18 12:32:12,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1800 states and 3361 transitions. [2018-11-18 12:32:12,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 12:32:12,720 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:12,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:12,872 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-18 12:32:12,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:12,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3744 states to 1808 states and 3372 transitions. [2018-11-18 12:32:12,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 3372 transitions. [2018-11-18 12:32:12,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-18 12:32:12,928 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:12,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:13,074 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-18 12:32:13,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:13,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3745 states to 1809 states and 3373 transitions. [2018-11-18 12:32:13,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 3373 transitions. [2018-11-18 12:32:13,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-18 12:32:13,124 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:13,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:13,276 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 12:32:13,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:13,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3747 states to 1811 states and 3375 transitions. [2018-11-18 12:32:13,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 3375 transitions. [2018-11-18 12:32:13,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 12:32:13,322 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:13,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:14,093 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-18 12:32:14,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:14,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3749 states to 1812 states and 3377 transitions. [2018-11-18 12:32:14,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 3377 transitions. [2018-11-18 12:32:14,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 12:32:14,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:14,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:15,060 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-18 12:32:15,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:15,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3751 states to 1814 states and 3379 transitions. [2018-11-18 12:32:15,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1814 states and 3379 transitions. [2018-11-18 12:32:15,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-18 12:32:15,118 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:15,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:15,266 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-18 12:32:18,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:18,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3754 states to 1816 states and 3382 transitions. [2018-11-18 12:32:18,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 3382 transitions. [2018-11-18 12:32:18,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-18 12:32:18,266 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:18,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:18,412 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 59 proven. 8 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 12:32:21,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:21,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3780 states to 1830 states and 3408 transitions. [2018-11-18 12:32:21,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 3408 transitions. [2018-11-18 12:32:21,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 12:32:21,350 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:21,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:21,496 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-18 12:32:21,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:21,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3782 states to 1832 states and 3410 transitions. [2018-11-18 12:32:21,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 3410 transitions. [2018-11-18 12:32:21,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 12:32:21,550 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:21,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:21,693 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 59 proven. 8 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 12:32:21,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:21,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3783 states to 1833 states and 3411 transitions. [2018-11-18 12:32:21,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 3411 transitions. [2018-11-18 12:32:21,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 12:32:21,746 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:21,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:21,883 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 12:32:24,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:24,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3809 states to 1847 states and 3437 transitions. [2018-11-18 12:32:24,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 3437 transitions. [2018-11-18 12:32:24,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 12:32:24,920 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:24,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:25,063 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 12:32:25,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:25,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3810 states to 1848 states and 3438 transitions. [2018-11-18 12:32:25,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 3438 transitions. [2018-11-18 12:32:25,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-18 12:32:25,138 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:25,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:25,364 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 113 proven. 3 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-18 12:32:28,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:28,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3815 states to 1851 states and 3443 transitions. [2018-11-18 12:32:28,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 3443 transitions. [2018-11-18 12:32:28,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-18 12:32:28,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:28,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:28,359 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 59 proven. 8 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 12:32:28,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:28,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3817 states to 1853 states and 3445 transitions. [2018-11-18 12:32:28,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 3445 transitions. [2018-11-18 12:32:28,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 12:32:28,419 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:28,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:28,556 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 59 proven. 8 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-18 12:32:31,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:31,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3820 states to 1855 states and 3448 transitions. [2018-11-18 12:32:31,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1855 states and 3448 transitions. [2018-11-18 12:32:31,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 12:32:31,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:31,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:31,682 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 61 proven. 9 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-18 12:32:34,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:34,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3846 states to 1869 states and 3474 transitions. [2018-11-18 12:32:34,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 3474 transitions. [2018-11-18 12:32:34,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-18 12:32:34,216 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:34,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:34,365 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 59 proven. 8 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 12:32:34,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:34,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3848 states to 1871 states and 3476 transitions. [2018-11-18 12:32:34,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 3476 transitions. [2018-11-18 12:32:34,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 12:32:34,424 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:34,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:34,629 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 113 proven. 3 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 12:32:34,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:34,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3851 states to 1873 states and 3479 transitions. [2018-11-18 12:32:34,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1873 states and 3479 transitions. [2018-11-18 12:32:34,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 12:32:34,668 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:34,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:34,809 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 12:32:34,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:34,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3853 states to 1875 states and 3481 transitions. [2018-11-18 12:32:34,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 3481 transitions. [2018-11-18 12:32:34,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 12:32:34,894 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:34,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:35,109 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 113 proven. 3 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-18 12:32:35,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:35,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3854 states to 1876 states and 3482 transitions. [2018-11-18 12:32:35,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 3482 transitions. [2018-11-18 12:32:35,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-18 12:32:35,152 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:35,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:35,288 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 12:32:38,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:38,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3857 states to 1878 states and 3485 transitions. [2018-11-18 12:32:38,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 3485 transitions. [2018-11-18 12:32:38,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-18 12:32:38,270 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:38,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:38,410 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 61 proven. 9 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-18 12:32:38,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:38,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3858 states to 1879 states and 3486 transitions. [2018-11-18 12:32:38,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1879 states and 3486 transitions. [2018-11-18 12:32:38,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 12:32:38,467 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:38,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:38,762 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 12:32:38,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:38,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3860 states to 1881 states and 3488 transitions. [2018-11-18 12:32:38,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 3488 transitions. [2018-11-18 12:32:38,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 12:32:38,828 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:38,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:38,966 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 61 proven. 9 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-18 12:32:39,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:39,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3862 states to 1883 states and 3490 transitions. [2018-11-18 12:32:39,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 3490 transitions. [2018-11-18 12:32:39,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-18 12:32:39,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:39,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:39,178 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 61 proven. 9 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 12:32:41,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:41,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3865 states to 1885 states and 3493 transitions. [2018-11-18 12:32:41,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 3493 transitions. [2018-11-18 12:32:41,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 12:32:41,747 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:41,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:41,888 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 61 proven. 9 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-18 12:32:41,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:41,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3867 states to 1887 states and 3495 transitions. [2018-11-18 12:32:41,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1887 states and 3495 transitions. [2018-11-18 12:32:41,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-18 12:32:41,946 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:41,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:42,058 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 12:32:42,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:42,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3881 states to 1896 states and 3509 transitions. [2018-11-18 12:32:42,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 3509 transitions. [2018-11-18 12:32:42,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 12:32:42,707 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:42,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:42,982 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 79 proven. 17 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 12:32:45,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:45,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3907 states to 1910 states and 3535 transitions. [2018-11-18 12:32:45,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1910 states and 3535 transitions. [2018-11-18 12:32:45,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 12:32:45,804 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:45,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:46,067 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 79 proven. 17 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 12:32:46,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:46,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3908 states to 1911 states and 3536 transitions. [2018-11-18 12:32:46,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1911 states and 3536 transitions. [2018-11-18 12:32:46,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 12:32:46,119 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:46,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:46,258 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 65 proven. 12 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 12:32:49,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:49,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3934 states to 1925 states and 3562 transitions. [2018-11-18 12:32:49,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 3562 transitions. [2018-11-18 12:32:49,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 12:32:49,054 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:49,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:49,302 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 79 proven. 17 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 12:32:49,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:49,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3936 states to 1927 states and 3564 transitions. [2018-11-18 12:32:49,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 3564 transitions. [2018-11-18 12:32:49,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 12:32:49,361 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:49,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:49,605 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 79 proven. 17 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 12:32:52,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:52,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3939 states to 1929 states and 3567 transitions. [2018-11-18 12:32:52,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1929 states and 3567 transitions. [2018-11-18 12:32:52,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 12:32:52,538 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:52,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:52,679 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 65 proven. 12 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 12:32:52,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:52,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3940 states to 1930 states and 3568 transitions. [2018-11-18 12:32:52,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1930 states and 3568 transitions. [2018-11-18 12:32:52,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 12:32:52,741 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:52,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:52,991 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 79 proven. 17 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 12:32:53,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:53,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3942 states to 1932 states and 3570 transitions. [2018-11-18 12:32:53,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1932 states and 3570 transitions. [2018-11-18 12:32:53,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 12:32:53,044 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:53,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:53,190 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 65 proven. 12 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 12:32:53,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:53,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3944 states to 1934 states and 3572 transitions. [2018-11-18 12:32:53,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 3572 transitions. [2018-11-18 12:32:53,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 12:32:53,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:53,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:53,397 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 65 proven. 12 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-11-18 12:32:56,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:56,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3947 states to 1936 states and 3575 transitions. [2018-11-18 12:32:56,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1936 states and 3575 transitions. [2018-11-18 12:32:56,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 12:32:56,224 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:56,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:56,373 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 65 proven. 12 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 12:32:56,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:32:56,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3949 states to 1938 states and 3577 transitions. [2018-11-18 12:32:56,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 3577 transitions. [2018-11-18 12:32:56,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-18 12:32:56,439 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:32:56,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:32:56,695 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 84 proven. 17 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-18 12:33:02,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:02,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3975 states to 1952 states and 3603 transitions. [2018-11-18 12:33:02,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1952 states and 3603 transitions. [2018-11-18 12:33:02,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 12:33:02,324 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:02,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:03,763 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 12:33:07,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:07,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3976 states to 1954 states and 3604 transitions. [2018-11-18 12:33:07,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 3604 transitions. [2018-11-18 12:33:07,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 12:33:07,402 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:07,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:07,654 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 84 proven. 17 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-18 12:33:07,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:07,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3977 states to 1955 states and 3605 transitions. [2018-11-18 12:33:07,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 3605 transitions. [2018-11-18 12:33:07,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-18 12:33:07,707 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:07,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:07,968 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 84 proven. 17 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-18 12:33:08,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:08,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3979 states to 1957 states and 3607 transitions. [2018-11-18 12:33:08,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1957 states and 3607 transitions. [2018-11-18 12:33:08,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 12:33:08,023 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:08,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:08,281 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 84 proven. 17 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 12:33:11,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:11,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3982 states to 1959 states and 3610 transitions. [2018-11-18 12:33:11,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1959 states and 3610 transitions. [2018-11-18 12:33:11,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-18 12:33:11,224 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:11,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:11,478 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 84 proven. 17 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-18 12:33:11,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:11,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 1961 states and 3612 transitions. [2018-11-18 12:33:11,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1961 states and 3612 transitions. [2018-11-18 12:33:11,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-18 12:33:11,533 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:11,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:11,685 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-18 12:33:11,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:11,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 1962 states and 3612 transitions. [2018-11-18 12:33:11,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 3612 transitions. [2018-11-18 12:33:11,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 12:33:11,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:11,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:11,873 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-18 12:33:14,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:14,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3985 states to 1964 states and 3613 transitions. [2018-11-18 12:33:14,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 3613 transitions. [2018-11-18 12:33:14,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-18 12:33:14,208 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:14,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:14,335 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-11-18 12:33:16,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:16,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3986 states to 1966 states and 3614 transitions. [2018-11-18 12:33:16,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1966 states and 3614 transitions. [2018-11-18 12:33:16,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-18 12:33:16,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:16,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:16,948 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-18 12:33:19,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:19,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3987 states to 1968 states and 3615 transitions. [2018-11-18 12:33:19,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1968 states and 3615 transitions. [2018-11-18 12:33:19,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 12:33:19,329 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:19,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:19,472 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 59 proven. 5 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-18 12:33:22,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:22,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4013 states to 1983 states and 3641 transitions. [2018-11-18 12:33:22,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 3641 transitions. [2018-11-18 12:33:22,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-18 12:33:22,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:22,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:22,696 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-18 12:33:25,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:25,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4014 states to 1985 states and 3642 transitions. [2018-11-18 12:33:25,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1985 states and 3642 transitions. [2018-11-18 12:33:25,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-18 12:33:25,322 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:25,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:25,462 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 12:33:28,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:28,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4040 states to 2000 states and 3668 transitions. [2018-11-18 12:33:28,867 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 3668 transitions. [2018-11-18 12:33:28,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-18 12:33:28,869 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:28,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:29,022 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 61 proven. 6 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-11-18 12:33:31,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:31,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4066 states to 2015 states and 3694 transitions. [2018-11-18 12:33:31,701 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 3694 transitions. [2018-11-18 12:33:31,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 12:33:31,703 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:31,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:31,848 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-18 12:33:34,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:34,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4092 states to 2030 states and 3720 transitions. [2018-11-18 12:33:34,812 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 3720 transitions. [2018-11-18 12:33:34,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-18 12:33:34,814 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:34,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:34,968 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 34 proven. 16 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-18 12:33:37,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:37,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4118 states to 2045 states and 3746 transitions. [2018-11-18 12:33:37,979 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 3746 transitions. [2018-11-18 12:33:37,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-18 12:33:37,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:38,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:38,115 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-11-18 12:33:41,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:41,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4119 states to 2047 states and 3747 transitions. [2018-11-18 12:33:41,196 INFO L276 IsEmpty]: Start isEmpty. Operand 2047 states and 3747 transitions. [2018-11-18 12:33:41,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 12:33:41,198 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:41,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:41,360 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 29 proven. 5 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 12:33:41,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:41,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4128 states to 2052 states and 3756 transitions. [2018-11-18 12:33:41,440 INFO L276 IsEmpty]: Start isEmpty. Operand 2052 states and 3756 transitions. [2018-11-18 12:33:41,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-18 12:33:41,442 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:41,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:41,605 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-11-18 12:33:44,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:44,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4154 states to 2067 states and 3782 transitions. [2018-11-18 12:33:44,660 INFO L276 IsEmpty]: Start isEmpty. Operand 2067 states and 3782 transitions. [2018-11-18 12:33:44,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 12:33:44,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:44,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:44,820 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-11-18 12:33:44,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:44,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4163 states to 2072 states and 3791 transitions. [2018-11-18 12:33:44,899 INFO L276 IsEmpty]: Start isEmpty. Operand 2072 states and 3791 transitions. [2018-11-18 12:33:44,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-18 12:33:44,901 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:44,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:45,060 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 67 proven. 6 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 12:33:45,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:45,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4172 states to 2077 states and 3800 transitions. [2018-11-18 12:33:45,128 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 3800 transitions. [2018-11-18 12:33:45,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-18 12:33:45,131 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:45,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:45,304 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2018-11-18 12:33:45,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:45,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4173 states to 2078 states and 3801 transitions. [2018-11-18 12:33:45,369 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 3801 transitions. [2018-11-18 12:33:45,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-18 12:33:45,371 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:45,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:45,542 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2018-11-18 12:33:45,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:45,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4174 states to 2079 states and 3802 transitions. [2018-11-18 12:33:45,616 INFO L276 IsEmpty]: Start isEmpty. Operand 2079 states and 3802 transitions. [2018-11-18 12:33:45,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-18 12:33:45,618 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:45,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:45,799 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 69 proven. 6 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2018-11-18 12:33:45,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:45,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4175 states to 2080 states and 3803 transitions. [2018-11-18 12:33:45,871 INFO L276 IsEmpty]: Start isEmpty. Operand 2080 states and 3803 transitions. [2018-11-18 12:33:45,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-11-18 12:33:45,874 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:45,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:46,036 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 65 proven. 5 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2018-11-18 12:33:46,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:46,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4186 states to 2087 states and 3814 transitions. [2018-11-18 12:33:46,112 INFO L276 IsEmpty]: Start isEmpty. Operand 2087 states and 3814 transitions. [2018-11-18 12:33:46,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-18 12:33:46,115 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:46,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:46,289 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2018-11-18 12:33:46,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:46,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4197 states to 2094 states and 3825 transitions. [2018-11-18 12:33:46,378 INFO L276 IsEmpty]: Start isEmpty. Operand 2094 states and 3825 transitions. [2018-11-18 12:33:46,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 12:33:46,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:46,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:46,545 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 67 proven. 6 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2018-11-18 12:33:46,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:46,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4208 states to 2101 states and 3836 transitions. [2018-11-18 12:33:46,625 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 3836 transitions. [2018-11-18 12:33:46,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-11-18 12:33:46,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:46,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:46,798 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2018-11-18 12:33:46,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:46,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4217 states to 2106 states and 3845 transitions. [2018-11-18 12:33:46,871 INFO L276 IsEmpty]: Start isEmpty. Operand 2106 states and 3845 transitions. [2018-11-18 12:33:46,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-18 12:33:46,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:46,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:47,052 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 82 proven. 16 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2018-11-18 12:33:47,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:47,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4226 states to 2111 states and 3854 transitions. [2018-11-18 12:33:47,140 INFO L276 IsEmpty]: Start isEmpty. Operand 2111 states and 3854 transitions. [2018-11-18 12:33:47,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-18 12:33:47,142 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:47,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:47,467 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 433 trivial. 0 not checked. [2018-11-18 12:33:47,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:47,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4228 states to 2113 states and 3856 transitions. [2018-11-18 12:33:47,525 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 3856 transitions. [2018-11-18 12:33:47,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-18 12:33:47,527 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:47,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:47,691 INFO L134 CoverageAnalysis]: Checked inductivity of 509 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 434 trivial. 0 not checked. [2018-11-18 12:33:47,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:47,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4230 states to 2115 states and 3858 transitions. [2018-11-18 12:33:47,772 INFO L276 IsEmpty]: Start isEmpty. Operand 2115 states and 3858 transitions. [2018-11-18 12:33:47,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-18 12:33:47,774 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:47,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:47,952 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2018-11-18 12:33:48,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:48,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4231 states to 2116 states and 3859 transitions. [2018-11-18 12:33:48,009 INFO L276 IsEmpty]: Start isEmpty. Operand 2116 states and 3859 transitions. [2018-11-18 12:33:48,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-18 12:33:48,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:48,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:48,199 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2018-11-18 12:33:48,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:48,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4240 states to 2121 states and 3868 transitions. [2018-11-18 12:33:48,264 INFO L276 IsEmpty]: Start isEmpty. Operand 2121 states and 3868 transitions. [2018-11-18 12:33:48,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-11-18 12:33:48,266 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:48,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:48,435 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 69 proven. 6 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2018-11-18 12:33:48,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:48,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4242 states to 2123 states and 3870 transitions. [2018-11-18 12:33:48,497 INFO L276 IsEmpty]: Start isEmpty. Operand 2123 states and 3870 transitions. [2018-11-18 12:33:48,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-18 12:33:48,499 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:48,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:48,686 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 84 proven. 16 refuted. 0 times theorem prover too weak. 283 trivial. 0 not checked. [2018-11-18 12:33:48,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:48,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4243 states to 2124 states and 3871 transitions. [2018-11-18 12:33:48,760 INFO L276 IsEmpty]: Start isEmpty. Operand 2124 states and 3871 transitions. [2018-11-18 12:33:48,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-18 12:33:48,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:48,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:48,928 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2018-11-18 12:33:48,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:48,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4254 states to 2131 states and 3882 transitions. [2018-11-18 12:33:48,997 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 3882 transitions. [2018-11-18 12:33:48,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-18 12:33:48,999 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:49,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:49,176 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 82 proven. 16 refuted. 0 times theorem prover too weak. 356 trivial. 0 not checked. [2018-11-18 12:33:49,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:49,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4265 states to 2138 states and 3893 transitions. [2018-11-18 12:33:49,259 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 3893 transitions. [2018-11-18 12:33:49,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-11-18 12:33:49,261 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:49,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:49,463 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2018-11-18 12:33:49,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:49,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4266 states to 2139 states and 3894 transitions. [2018-11-18 12:33:49,515 INFO L276 IsEmpty]: Start isEmpty. Operand 2139 states and 3894 transitions. [2018-11-18 12:33:49,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-18 12:33:49,517 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:49,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:49,705 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 346 trivial. 0 not checked. [2018-11-18 12:33:49,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:49,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4277 states to 2146 states and 3905 transitions. [2018-11-18 12:33:49,771 INFO L276 IsEmpty]: Start isEmpty. Operand 2146 states and 3905 transitions. [2018-11-18 12:33:49,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-11-18 12:33:49,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:49,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:49,954 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 444 trivial. 0 not checked. [2018-11-18 12:33:50,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:50,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4279 states to 2148 states and 3907 transitions. [2018-11-18 12:33:50,030 INFO L276 IsEmpty]: Start isEmpty. Operand 2148 states and 3907 transitions. [2018-11-18 12:33:50,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-18 12:33:50,032 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:50,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:50,213 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 84 proven. 16 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2018-11-18 12:33:50,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:50,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 2150 states and 3909 transitions. [2018-11-18 12:33:50,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2150 states and 3909 transitions. [2018-11-18 12:33:50,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-18 12:33:50,287 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:33:50,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:50,480 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2018-11-18 12:33:50,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:33:50,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4283 states to 701 states and 1172 transitions. [2018-11-18 12:33:50,531 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1172 transitions. [2018-11-18 12:33:50,532 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 12:33:50,532 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 588 iterations. [2018-11-18 12:33:50,540 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 12:33:50,870 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 26 [2018-11-18 12:33:51,653 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 28 [2018-11-18 12:33:52,176 WARN L180 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 46 [2018-11-18 12:33:52,511 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,513 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,513 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,513 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,514 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,514 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,514 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,514 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,514 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,514 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,514 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,514 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,514 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,514 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,514 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,514 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,514 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,514 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,515 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,515 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,515 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,515 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,515 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,515 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,515 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,515 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,515 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,515 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,515 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,515 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,515 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,515 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,516 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,516 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,516 INFO L579 CodeCheckObserver]: Invariant with dag size 24 [2018-11-18 12:33:52,521 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,521 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,521 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,521 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,521 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,521 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,521 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-18 12:33:52,523 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,524 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,524 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,524 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,524 INFO L579 CodeCheckObserver]: Invariant with dag size 24 [2018-11-18 12:33:52,525 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,525 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,525 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:33:52,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 12:33:52 ImpRootNode [2018-11-18 12:33:52,525 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 12:33:52,526 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 12:33:52,526 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 12:33:52,526 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 12:33:52,526 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:22:56" (3/4) ... [2018-11-18 12:33:52,530 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 12:33:52,538 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure start_int_fifo [2018-11-18 12:33:52,539 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure symbolic [2018-11-18 12:33:52,539 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2018-11-18 12:33:52,539 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_set_intfdata [2018-11-18 12:33:52,539 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure start_isoc_chain [2018-11-18 12:33:52,539 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2018-11-18 12:33:52,539 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure set_led_bit [2018-11-18 12:33:52,539 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure handle_led [2018-11-18 12:33:52,539 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2018-11-18 12:33:52,539 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timer_pending [2018-11-18 12:33:52,539 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-11-18 12:33:52,539 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure reg_timer_1 [2018-11-18 12:33:52,539 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure disable_suitable_timer_1 [2018-11-18 12:33:52,539 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2018-11-18 12:33:52,539 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2018-11-18 12:33:52,540 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ctrl_start_transfer [2018-11-18 12:33:52,540 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_alloc_flags [2018-11-18 12:33:52,540 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure queue_control_request [2018-11-18 12:33:52,540 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2018-11-18 12:33:52,540 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure fill_isoc_urb [2018-11-18 12:33:52,582 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 202 nodes and edges [2018-11-18 12:33:52,584 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2018-11-18 12:33:52,586 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-11-18 12:33:52,588 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-18 12:33:52,590 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 12:33:52,931 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1668e114-f203-496e-b2ed-408216d43d09/bin-2019/ukojak/witness.graphml [2018-11-18 12:33:52,931 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 12:33:52,932 INFO L168 Benchmark]: Toolchain (without parser) took 742863.37 ms. Allocated memory was 1.0 GB in the beginning and 4.9 GB in the end (delta: 3.9 GB). Free memory was 950.3 MB in the beginning and 4.1 GB in the end (delta: -3.1 GB). Peak memory consumption was 4.4 GB. Max. memory is 11.5 GB. [2018-11-18 12:33:52,932 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:33:52,932 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6892.13 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 566.2 MB). Free memory was 947.6 MB in the beginning and 1.4 GB in the end (delta: -440.6 MB). Peak memory consumption was 477.8 MB. Max. memory is 11.5 GB. [2018-11-18 12:33:52,933 INFO L168 Benchmark]: Boogie Procedure Inliner took 353.14 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. [2018-11-18 12:33:52,933 INFO L168 Benchmark]: Boogie Preprocessor took 298.38 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:33:52,933 INFO L168 Benchmark]: RCFGBuilder took 79181.04 ms. Allocated memory was 1.6 GB in the beginning and 2.1 GB in the end (delta: 508.0 MB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -444.7 MB). Peak memory consumption was 780.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:33:52,933 INFO L168 Benchmark]: CodeCheck took 655728.56 ms. Allocated memory was 2.1 GB in the beginning and 4.9 GB in the end (delta: 2.8 GB). Free memory was 1.8 GB in the beginning and 509.8 MB in the end (delta: 1.3 GB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. [2018-11-18 12:33:52,934 INFO L168 Benchmark]: Witness Printer took 405.62 ms. Allocated memory was 4.9 GB in the beginning and 4.9 GB in the end (delta: -5.8 MB). Free memory was 509.8 MB in the beginning and 4.1 GB in the end (delta: -3.5 GB). Peak memory consumption was 106.2 MB. Max. memory is 11.5 GB. [2018-11-18 12:33:52,935 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 21 procedures, 415 locations, 1 error locations. SAFE Result, 653.7s OverallTime, 588 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, -1379572160 SDslu, 1519388256 SDs, 0 SdLazy, 1665036404 SolverSat, 628120636 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10222.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 714484 GetRequests, 709007 SyntacticMatches, 3107 SemanticMatches, 2370 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3459858 ImplicationChecksByTransitivity, 542.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 4.1s SsaConstructionTime, 16.9s SatisfiabilityAnalysisTime, 85.5s InterpolantComputationTime, 65730 NumberOfCodeBlocks, 65730 NumberOfCodeBlocksAsserted, 587 NumberOfCheckSat, 65143 ConstructedInterpolants, 0 QuantifiedInterpolants, 19161309 SizeOfPredicates, 2 NumberOfNonLiveVariables, 3422 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 587 InterpolantComputations, 352 PerfectInterpolantSequences, 50918/53029 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: 6880]: 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: 7262]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8572]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9123]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8697]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8637]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9082]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9123]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9247]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7251]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9456]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9436]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8637]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7615]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9469]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8467]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8731]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9199]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9017]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9039]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9352]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9446]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8396]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6958]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8637]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7341]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9386]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8738]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8744]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9481]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8396]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8396]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8630]: Loop Invariant Derived loop invariant: ((((1 == ldv_state_variable_3 || (0 == ldv_state_variable_2 && !(ldv_state_variable_3 == 2))) || (0 == ldv_state_variable_0 && !(ldv_state_variable_3 == 2))) || ((!(ldv_state_variable_3 == 0) && ldv_state_variable_0 == 1) && !(ldv_state_variable_3 == 2))) || (0 == ldv_state_variable_1 && !(ldv_state_variable_3 == 2))) || !(0 == ldv_spin) - InvariantResult [Line: 9186]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8637]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7386]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8388]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9396]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8172]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9147]: Loop Invariant Derived loop invariant: (0 == ldv_state_variable_1 || !(0 == ldv_state_variable_0)) || (!(0 == ldv_spin) && !(ldv_state_variable_3 == 0)) - InvariantResult [Line: 8767]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8879]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8396]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8396]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8610]: Loop Invariant Derived loop invariant: ((((1 == ldv_state_variable_3 || (0 == ldv_state_variable_2 && !(ldv_state_variable_3 == 2))) || (0 == ldv_state_variable_0 && !(ldv_state_variable_3 == 2))) || ((!(ldv_state_variable_3 == 0) && ldv_state_variable_0 == 1) && !(ldv_state_variable_3 == 2))) || (0 == ldv_state_variable_1 && !(ldv_state_variable_3 == 2))) || !(0 == ldv_spin) - InvariantResult [Line: 7664]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7597]: 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 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 6892.13 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 566.2 MB). Free memory was 947.6 MB in the beginning and 1.4 GB in the end (delta: -440.6 MB). Peak memory consumption was 477.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 353.14 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 298.38 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 79181.04 ms. Allocated memory was 1.6 GB in the beginning and 2.1 GB in the end (delta: 508.0 MB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -444.7 MB). Peak memory consumption was 780.7 MB. Max. memory is 11.5 GB. * CodeCheck took 655728.56 ms. Allocated memory was 2.1 GB in the beginning and 4.9 GB in the end (delta: 2.8 GB). Free memory was 1.8 GB in the beginning and 509.8 MB in the end (delta: 1.3 GB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. * Witness Printer took 405.62 ms. Allocated memory was 4.9 GB in the beginning and 4.9 GB in the end (delta: -5.8 MB). Free memory was 509.8 MB in the beginning and 4.1 GB in the end (delta: -3.5 GB). Peak memory consumption was 106.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...