./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-mtd-sm_ftl.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1c21220e-2cfa-4b65-9086-d3b7be5df170/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1c21220e-2cfa-4b65-9086-d3b7be5df170/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1c21220e-2cfa-4b65-9086-d3b7be5df170/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1c21220e-2cfa-4b65-9086-d3b7be5df170/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-mtd-sm_ftl.ko.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1c21220e-2cfa-4b65-9086-d3b7be5df170/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1c21220e-2cfa-4b65-9086-d3b7be5df170/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 64703813e90b6f4494e356891c75223640036edb ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 17:53:39,786 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:53:39,791 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:53:39,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:53:39,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:53:39,868 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:53:39,872 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:53:39,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:53:39,887 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:53:39,890 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:53:39,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:53:39,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:53:39,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:53:39,907 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:53:39,910 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:53:39,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:53:39,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:53:39,925 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:53:39,929 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:53:39,934 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:53:39,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:53:39,945 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:53:39,948 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:53:39,949 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:53:39,958 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:53:39,959 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:53:39,960 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:53:39,963 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:53:39,964 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:53:39,966 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:53:39,966 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:53:39,968 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:53:39,971 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:53:39,973 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:53:39,975 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:53:39,975 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:53:39,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:53:39,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:53:39,977 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:53:39,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:53:39,980 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:53:39,983 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1c21220e-2cfa-4b65-9086-d3b7be5df170/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-12-01 17:53:40,039 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:53:40,039 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:53:40,041 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:53:40,041 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:53:40,043 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:53:40,043 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:53:40,044 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:53:40,044 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:53:40,044 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:53:40,045 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:53:40,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:53:40,046 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:53:40,047 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:53:40,047 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:53:40,047 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:53:40,048 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:53:40,048 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:53:40,048 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:53:40,049 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:53:40,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:53:40,049 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:53:40,050 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:53:40,050 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:53:40,050 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:53:40,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:53:40,051 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:53:40,051 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 17:53:40,051 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_1c21220e-2cfa-4b65-9086-d3b7be5df170/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1c21220e-2cfa-4b65-9086-d3b7be5df170/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64703813e90b6f4494e356891c75223640036edb [2020-12-01 17:53:40,423 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:53:40,452 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:53:40,456 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:53:40,458 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:53:40,459 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:53:40,460 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1c21220e-2cfa-4b65-9086-d3b7be5df170/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-mtd-sm_ftl.ko.cil.out.i [2020-12-01 17:53:40,570 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1c21220e-2cfa-4b65-9086-d3b7be5df170/bin/ukojak/data/1f3848c2c/545ed23c8d2e4a6297143b36ca5fa829/FLAG248e4a474 [2020-12-01 17:53:41,628 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:53:41,629 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1c21220e-2cfa-4b65-9086-d3b7be5df170/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-mtd-sm_ftl.ko.cil.out.i [2020-12-01 17:53:41,702 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1c21220e-2cfa-4b65-9086-d3b7be5df170/bin/ukojak/data/1f3848c2c/545ed23c8d2e4a6297143b36ca5fa829/FLAG248e4a474 [2020-12-01 17:53:41,977 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1c21220e-2cfa-4b65-9086-d3b7be5df170/bin/ukojak/data/1f3848c2c/545ed23c8d2e4a6297143b36ca5fa829 [2020-12-01 17:53:41,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:53:41,982 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:53:41,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:53:41,987 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:53:41,992 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:53:41,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:53:41" (1/1) ... [2020-12-01 17:53:41,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59c7cefe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:53:41, skipping insertion in model container [2020-12-01 17:53:41,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:53:41" (1/1) ... [2020-12-01 17:53:42,006 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:53:42,119 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:53:43,772 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:53:43,822 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:53:44,195 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:53:44,400 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:53:44,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:53:44 WrapperNode [2020-12-01 17:53:44,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:53:44,405 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:53:44,405 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:53:44,406 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:53:44,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:53:44" (1/1) ... [2020-12-01 17:53:44,530 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:53:44" (1/1) ... [2020-12-01 17:53:44,743 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:53:44,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:53:44,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:53:44,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:53:44,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:53:44" (1/1) ... [2020-12-01 17:53:44,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:53:44" (1/1) ... [2020-12-01 17:53:44,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:53:44" (1/1) ... [2020-12-01 17:53:44,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:53:44" (1/1) ... [2020-12-01 17:53:44,965 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:53:44" (1/1) ... [2020-12-01 17:53:45,021 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:53:44" (1/1) ... [2020-12-01 17:53:45,059 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:53:44" (1/1) ... [2020-12-01 17:53:45,097 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:53:45,098 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:53:45,099 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:53:45,099 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:53:45,101 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:53:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1c21220e-2cfa-4b65-9086-d3b7be5df170/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:53:45,215 INFO L130 BoogieDeclarations]: Found specification of procedure sm_get_zone [2020-12-01 17:53:45,216 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_get_zone [2020-12-01 17:53:45,216 INFO L130 BoogieDeclarations]: Found specification of procedure sm_mark_block_bad [2020-12-01 17:53:45,216 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_mark_block_bad [2020-12-01 17:53:45,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-12-01 17:53:45,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-12-01 17:53:45,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-12-01 17:53:45,218 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight16 [2020-12-01 17:53:45,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight16 [2020-12-01 17:53:45,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 17:53:45,219 INFO L130 BoogieDeclarations]: Found specification of procedure sm_recheck_media [2020-12-01 17:53:45,220 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_recheck_media [2020-12-01 17:53:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-12-01 17:53:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-12-01 17:53:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2020-12-01 17:53:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2020-12-01 17:53:45,222 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out_r [2020-12-01 17:53:45,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out_r [2020-12-01 17:53:45,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-12-01 17:53:45,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-12-01 17:53:45,223 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2020-12-01 17:53:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2020-12-01 17:53:45,223 INFO L130 BoogieDeclarations]: Found specification of procedure __nand_correct_data [2020-12-01 17:53:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __nand_correct_data [2020-12-01 17:53:45,224 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-12-01 17:53:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-12-01 17:53:45,224 INFO L130 BoogieDeclarations]: Found specification of procedure sm_mkoffset [2020-12-01 17:53:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_mkoffset [2020-12-01 17:53:45,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 17:53:45,225 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-12-01 17:53:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-12-01 17:53:45,225 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_of_2 [2020-12-01 17:53:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_of_2 [2020-12-01 17:53:45,226 INFO L130 BoogieDeclarations]: Found specification of procedure sm_getgeo [2020-12-01 17:53:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_getgeo [2020-12-01 17:53:45,226 INFO L130 BoogieDeclarations]: Found specification of procedure sm_cache_put [2020-12-01 17:53:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_cache_put [2020-12-01 17:53:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure sm_read_cis [2020-12-01 17:53:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_read_cis [2020-12-01 17:53:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-12-01 17:53:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-12-01 17:53:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-12-01 17:53:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-12-01 17:53:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure sm_get_lba [2020-12-01 17:53:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_get_lba [2020-12-01 17:53:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure sm_read_lba [2020-12-01 17:53:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_read_lba [2020-12-01 17:53:45,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 17:53:45,230 INFO L130 BoogieDeclarations]: Found specification of procedure sm_module_init [2020-12-01 17:53:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_module_init [2020-12-01 17:53:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 17:53:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:53:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure sm_check_block [2020-12-01 17:53:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_check_block [2020-12-01 17:53:45,232 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-12-01 17:53:45,232 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~loff_t~0~X~$Pointer$~TO~int [2020-12-01 17:53:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~loff_t~0~X~$Pointer$~TO~int [2020-12-01 17:53:45,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 17:53:45,233 INFO L130 BoogieDeclarations]: Found specification of procedure sm_cache_init [2020-12-01 17:53:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_cache_init [2020-12-01 17:53:45,233 INFO L130 BoogieDeclarations]: Found specification of procedure sm_sector_valid [2020-12-01 17:53:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_sector_valid [2020-12-01 17:53:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure sm_erase_block [2020-12-01 17:53:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_erase_block [2020-12-01 17:53:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-12-01 17:53:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-12-01 17:53:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure sm_module_exit [2020-12-01 17:53:45,238 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_module_exit [2020-12-01 17:53:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure sm_break_offset [2020-12-01 17:53:45,238 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_break_offset [2020-12-01 17:53:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure sm_read_sector [2020-12-01 17:53:45,239 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_read_sector [2020-12-01 17:53:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2020-12-01 17:53:45,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2020-12-01 17:53:45,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 17:53:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure sm_block_valid [2020-12-01 17:53:45,241 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_block_valid [2020-12-01 17:53:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-01 17:53:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-12-01 17:53:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-12-01 17:53:45,243 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out [2020-12-01 17:53:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out [2020-12-01 17:53:45,243 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-12-01 17:53:45,244 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-12-01 17:53:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-12-01 17:53:45,244 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-12-01 17:53:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-12-01 17:53:45,245 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-12-01 17:53:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure sm_write_sector [2020-12-01 17:53:45,245 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_write_sector [2020-12-01 17:53:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure __nand_calculate_ecc [2020-12-01 17:53:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __nand_calculate_ecc [2020-12-01 17:53:45,246 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2020-12-01 17:53:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2020-12-01 17:53:45,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 17:53:45,247 INFO L130 BoogieDeclarations]: Found specification of procedure sm_cache_flush [2020-12-01 17:53:45,247 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_cache_flush [2020-12-01 17:53:45,247 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in_r [2020-12-01 17:53:45,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in_r [2020-12-01 17:53:45,248 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in [2020-12-01 17:53:45,248 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in [2020-12-01 17:53:45,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-12-01 17:53:45,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:53:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:53:45,249 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-12-01 17:53:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-12-01 17:53:48,314 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-01 17:53:53,036 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume !false; [2020-12-01 17:53:53,036 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume false; [2020-12-01 17:54:16,817 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:54:16,818 INFO L298 CfgBuilder]: Removed 137 assume(true) statements. [2020-12-01 17:54:16,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:54:16 BoogieIcfgContainer [2020-12-01 17:54:16,823 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:54:16,825 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:54:16,825 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:54:16,840 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:54:16,841 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:54:16" (1/1) ... [2020-12-01 17:54:16,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:54:16,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:16,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 638 states and 939 transitions. [2020-12-01 17:54:16,964 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 939 transitions. [2020-12-01 17:54:16,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 17:54:16,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:17,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:17,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:54:18,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:18,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 641 states and 940 transitions. [2020-12-01 17:54:18,203 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 940 transitions. [2020-12-01 17:54:18,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 17:54:18,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:18,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:18,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:54:21,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:21,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 642 states and 941 transitions. [2020-12-01 17:54:21,640 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 941 transitions. [2020-12-01 17:54:21,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 17:54:21,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:21,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:21,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:54:24,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:24,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 644 states and 943 transitions. [2020-12-01 17:54:24,842 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 943 transitions. [2020-12-01 17:54:24,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 17:54:24,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:25,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:25,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:54:25,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:25,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 644 states and 942 transitions. [2020-12-01 17:54:25,111 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 942 transitions. [2020-12-01 17:54:25,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 17:54:25,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:25,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:25,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:54:25,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:25,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 648 states and 958 transitions. [2020-12-01 17:54:25,809 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 958 transitions. [2020-12-01 17:54:25,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-01 17:54:25,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:25,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:26,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:54:26,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:26,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 652 states and 974 transitions. [2020-12-01 17:54:26,602 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 974 transitions. [2020-12-01 17:54:26,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-01 17:54:26,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:26,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:26,867 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:54:27,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:27,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 657 states and 990 transitions. [2020-12-01 17:54:27,394 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 990 transitions. [2020-12-01 17:54:27,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-01 17:54:27,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:27,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:27,546 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:54:27,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:27,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 658 states and 990 transitions. [2020-12-01 17:54:27,575 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 990 transitions. [2020-12-01 17:54:27,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-12-01 17:54:27,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:27,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:27,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:54:28,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:28,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 663 states and 998 transitions. [2020-12-01 17:54:28,104 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 998 transitions. [2020-12-01 17:54:28,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-12-01 17:54:28,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:28,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:28,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:54:28,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:28,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 668 states and 1006 transitions. [2020-12-01 17:54:28,466 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1006 transitions. [2020-12-01 17:54:28,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-12-01 17:54:28,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:28,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:28,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:54:28,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:28,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 673 states and 1015 transitions. [2020-12-01 17:54:28,631 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1015 transitions. [2020-12-01 17:54:28,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 17:54:28,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:28,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:28,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:54:28,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:28,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 678 states and 1024 transitions. [2020-12-01 17:54:28,804 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1024 transitions. [2020-12-01 17:54:28,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-01 17:54:28,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:28,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:29,000 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:54:29,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:29,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 681 states and 1028 transitions. [2020-12-01 17:54:29,038 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1028 transitions. [2020-12-01 17:54:29,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-01 17:54:29,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:29,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:29,217 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:54:29,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:29,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 686 states and 1037 transitions. [2020-12-01 17:54:29,238 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1037 transitions. [2020-12-01 17:54:29,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-01 17:54:29,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:29,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:29,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:54:29,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:29,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 693 states and 1046 transitions. [2020-12-01 17:54:29,459 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1046 transitions. [2020-12-01 17:54:29,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-01 17:54:29,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:29,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:29,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:54:29,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:29,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 700 states and 1055 transitions. [2020-12-01 17:54:29,713 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1055 transitions. [2020-12-01 17:54:29,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-01 17:54:29,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:29,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:29,862 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:54:29,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:29,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 704 states and 1061 transitions. [2020-12-01 17:54:29,894 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1061 transitions. [2020-12-01 17:54:29,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-01 17:54:29,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:29,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:30,040 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:54:30,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:30,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 708 states and 1067 transitions. [2020-12-01 17:54:30,075 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1067 transitions. [2020-12-01 17:54:30,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-01 17:54:30,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:30,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:30,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:54:30,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:30,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 713 states and 1074 transitions. [2020-12-01 17:54:30,312 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1074 transitions. [2020-12-01 17:54:30,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 17:54:30,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:30,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:30,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:54:30,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:30,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 718 states and 1081 transitions. [2020-12-01 17:54:30,525 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1081 transitions. [2020-12-01 17:54:30,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-01 17:54:30,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:30,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:30,679 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:54:30,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:30,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 722 states and 1087 transitions. [2020-12-01 17:54:30,724 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1087 transitions. [2020-12-01 17:54:30,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-01 17:54:30,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:30,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:30,991 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:54:31,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:31,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 729 states and 1111 transitions. [2020-12-01 17:54:31,035 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1111 transitions. [2020-12-01 17:54:31,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-01 17:54:31,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:31,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:31,226 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:54:31,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:31,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 732 states and 1114 transitions. [2020-12-01 17:54:31,249 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1114 transitions. [2020-12-01 17:54:31,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-01 17:54:31,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:31,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:31,470 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:54:31,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:31,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 737 states and 1121 transitions. [2020-12-01 17:54:31,544 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1121 transitions. [2020-12-01 17:54:31,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-01 17:54:31,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:31,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:31,739 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:54:31,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:31,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 744 states and 1146 transitions. [2020-12-01 17:54:31,786 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1146 transitions. [2020-12-01 17:54:31,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-01 17:54:31,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:31,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:32,007 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:54:32,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:32,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 745 states and 1147 transitions. [2020-12-01 17:54:32,040 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1147 transitions. [2020-12-01 17:54:32,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-01 17:54:32,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:32,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:32,250 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:54:32,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:32,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 746 states and 1148 transitions. [2020-12-01 17:54:32,273 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1148 transitions. [2020-12-01 17:54:32,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-01 17:54:32,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:32,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:32,470 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:54:32,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:32,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 749 states and 1151 transitions. [2020-12-01 17:54:32,493 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1151 transitions. [2020-12-01 17:54:32,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-01 17:54:32,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:32,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:32,761 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:54:32,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:32,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 750 states and 1152 transitions. [2020-12-01 17:54:32,783 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1152 transitions. [2020-12-01 17:54:32,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-01 17:54:32,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:32,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:32,969 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:54:32,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:32,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 751 states and 1153 transitions. [2020-12-01 17:54:32,991 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1153 transitions. [2020-12-01 17:54:32,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-01 17:54:32,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:33,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:33,175 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:54:33,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:33,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 752 states and 1154 transitions. [2020-12-01 17:54:33,197 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1154 transitions. [2020-12-01 17:54:33,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-12-01 17:54:33,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:33,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:33,369 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:54:33,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:33,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 754 states and 1157 transitions. [2020-12-01 17:54:33,391 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1157 transitions. [2020-12-01 17:54:33,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-12-01 17:54:33,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:33,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:33,589 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:54:33,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:33,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 755 states and 1157 transitions. [2020-12-01 17:54:33,645 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1157 transitions. [2020-12-01 17:54:33,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-12-01 17:54:33,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:33,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:33,837 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:54:33,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:33,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 756 states and 1158 transitions. [2020-12-01 17:54:33,873 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1158 transitions. [2020-12-01 17:54:33,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-01 17:54:33,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:33,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:34,013 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-12-01 17:54:34,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:34,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 756 states and 1156 transitions. [2020-12-01 17:54:34,032 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1156 transitions. [2020-12-01 17:54:34,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-01 17:54:34,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:34,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:34,228 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:54:34,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:34,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 758 states and 1159 transitions. [2020-12-01 17:54:34,248 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1159 transitions. [2020-12-01 17:54:34,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-01 17:54:34,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:34,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:34,447 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:54:34,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:34,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 759 states and 1159 transitions. [2020-12-01 17:54:34,467 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1159 transitions. [2020-12-01 17:54:34,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-01 17:54:34,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:34,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:34,668 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:54:34,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:34,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 766 states and 1184 transitions. [2020-12-01 17:54:34,737 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1184 transitions. [2020-12-01 17:54:34,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-01 17:54:34,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:34,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:35,451 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:54:38,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:38,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 770 states and 1196 transitions. [2020-12-01 17:54:38,613 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1196 transitions. [2020-12-01 17:54:38,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-01 17:54:38,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:38,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:38,793 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:54:38,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:38,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 773 states and 1199 transitions. [2020-12-01 17:54:38,876 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1199 transitions. [2020-12-01 17:54:38,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-01 17:54:38,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:38,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:39,035 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-12-01 17:54:39,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:39,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 790 states and 1225 transitions. [2020-12-01 17:54:39,105 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1225 transitions. [2020-12-01 17:54:39,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-12-01 17:54:39,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:39,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:39,637 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-01 17:54:41,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:41,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 792 states and 1227 transitions. [2020-12-01 17:54:41,225 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1227 transitions. [2020-12-01 17:54:41,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-01 17:54:41,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:41,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:41,441 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:54:41,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:41,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 793 states and 1228 transitions. [2020-12-01 17:54:41,807 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1228 transitions. [2020-12-01 17:54:41,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-01 17:54:41,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:41,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:42,666 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:54:45,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:45,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 796 states and 1238 transitions. [2020-12-01 17:54:45,054 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1238 transitions. [2020-12-01 17:54:45,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-01 17:54:45,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:45,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:45,250 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:54:45,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:45,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 797 states and 1239 transitions. [2020-12-01 17:54:45,286 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1239 transitions. [2020-12-01 17:54:45,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-01 17:54:45,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:45,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:45,463 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:54:46,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:46,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 800 states and 1242 transitions. [2020-12-01 17:54:46,627 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1242 transitions. [2020-12-01 17:54:46,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-01 17:54:46,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:47,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:47,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 1231 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-01 17:54:47,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:54:47,315 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:54:47,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:47,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 800 states and 1239 transitions. [2020-12-01 17:54:47,330 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1239 transitions. [2020-12-01 17:54:47,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-01 17:54:47,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:47,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:47,533 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-12-01 17:54:47,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:47,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 817 states and 1265 transitions. [2020-12-01 17:54:47,657 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1265 transitions. [2020-12-01 17:54:47,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-01 17:54:47,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:47,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:47,832 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:54:49,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:49,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 821 states and 1269 transitions. [2020-12-01 17:54:49,412 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1269 transitions. [2020-12-01 17:54:49,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-01 17:54:49,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:49,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:49,582 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:54:50,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:50,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 822 states and 1270 transitions. [2020-12-01 17:54:50,067 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1270 transitions. [2020-12-01 17:54:50,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-01 17:54:50,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:50,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:50,251 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:54:51,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:51,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 825 states and 1273 transitions. [2020-12-01 17:54:51,410 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1273 transitions. [2020-12-01 17:54:51,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-01 17:54:51,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:51,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:51,548 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:54:51,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:51,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 826 states and 1274 transitions. [2020-12-01 17:54:51,571 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1274 transitions. [2020-12-01 17:54:51,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-01 17:54:51,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:51,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:52,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 1234 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:54:52,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:54:52,123 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:54:53,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:53,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 866 states and 1340 transitions. [2020-12-01 17:54:53,781 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1340 transitions. [2020-12-01 17:54:53,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-01 17:54:53,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:53,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:53,959 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:54:55,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:55,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 870 states and 1344 transitions. [2020-12-01 17:54:55,057 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1344 transitions. [2020-12-01 17:54:55,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-01 17:54:55,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:55,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:55,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 1236 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:54:55,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:54:55,792 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:54:57,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:57,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 910 states and 1410 transitions. [2020-12-01 17:54:57,680 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1410 transitions. [2020-12-01 17:54:57,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-01 17:54:57,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:57,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:57,856 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:55:00,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:00,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 912 states and 1413 transitions. [2020-12-01 17:55:00,024 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1413 transitions. [2020-12-01 17:55:00,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-01 17:55:00,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:00,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:00,234 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:55:00,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:00,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 913 states and 1414 transitions. [2020-12-01 17:55:00,259 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1414 transitions. [2020-12-01 17:55:00,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-01 17:55:00,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:00,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:00,414 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:55:00,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:00,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 914 states and 1414 transitions. [2020-12-01 17:55:00,434 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1414 transitions. [2020-12-01 17:55:00,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-01 17:55:00,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:00,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:00,604 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:55:00,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:00,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 915 states and 1415 transitions. [2020-12-01 17:55:00,637 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1415 transitions. [2020-12-01 17:55:00,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-01 17:55:00,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:00,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:02,119 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:55:07,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:07,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 919 states and 1424 transitions. [2020-12-01 17:55:07,720 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1424 transitions. [2020-12-01 17:55:07,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-01 17:55:07,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:07,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:07,908 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:55:08,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:08,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 920 states and 1425 transitions. [2020-12-01 17:55:08,765 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1425 transitions. [2020-12-01 17:55:08,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-01 17:55:08,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:08,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:08,944 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:55:09,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:09,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 921 states and 1426 transitions. [2020-12-01 17:55:09,801 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1426 transitions. [2020-12-01 17:55:09,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-12-01 17:55:09,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:09,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:09,955 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-12-01 17:55:10,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:10,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 923 states and 1429 transitions. [2020-12-01 17:55:10,012 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1429 transitions. [2020-12-01 17:55:10,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-01 17:55:10,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:10,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:10,163 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:55:10,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:10,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 923 states and 1428 transitions. [2020-12-01 17:55:10,181 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1428 transitions. [2020-12-01 17:55:10,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-12-01 17:55:10,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:10,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:10,336 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-12-01 17:55:10,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:10,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 925 states and 1431 transitions. [2020-12-01 17:55:10,354 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1431 transitions. [2020-12-01 17:55:10,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-12-01 17:55:10,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:10,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:10,490 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-12-01 17:55:10,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:10,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 942 states and 1457 transitions. [2020-12-01 17:55:10,604 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1457 transitions. [2020-12-01 17:55:10,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-12-01 17:55:10,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:10,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:11,504 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:55:13,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:13,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 944 states and 1458 transitions. [2020-12-01 17:55:13,634 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1458 transitions. [2020-12-01 17:55:13,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-12-01 17:55:13,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:13,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:13,807 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:55:15,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:15,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 948 states and 1463 transitions. [2020-12-01 17:55:15,742 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1463 transitions. [2020-12-01 17:55:15,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-12-01 17:55:15,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:16,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:16,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 1251 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:16,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:16,361 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:55:16,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:16,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 956 states and 1483 transitions. [2020-12-01 17:55:16,399 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1483 transitions. [2020-12-01 17:55:16,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-12-01 17:55:16,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:16,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:16,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:16,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 1262 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-01 17:55:16,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:16,962 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:55:16,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:16,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 956 states and 1480 transitions. [2020-12-01 17:55:16,992 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1480 transitions. [2020-12-01 17:55:16,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-12-01 17:55:16,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:17,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:17,159 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:55:18,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:18,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 960 states and 1484 transitions. [2020-12-01 17:55:18,129 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1484 transitions. [2020-12-01 17:55:18,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-12-01 17:55:18,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:18,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:18,298 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:55:20,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:20,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 962 states and 1485 transitions. [2020-12-01 17:55:20,038 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1485 transitions. [2020-12-01 17:55:20,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-01 17:55:20,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:20,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:20,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 1246 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:20,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:20,622 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:55:20,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:20,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 974 states and 1508 transitions. [2020-12-01 17:55:20,790 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1508 transitions. [2020-12-01 17:55:20,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-01 17:55:20,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:21,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:21,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 1253 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:21,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:21,389 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:55:21,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:21,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 982 states and 1528 transitions. [2020-12-01 17:55:21,456 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1528 transitions. [2020-12-01 17:55:21,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-01 17:55:21,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:21,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:21,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 1280 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:21,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:22,052 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:55:22,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:22,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1569 states to 990 states and 1539 transitions. [2020-12-01 17:55:22,085 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1539 transitions. [2020-12-01 17:55:22,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-01 17:55:22,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:22,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:22,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 1265 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:22,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:22,732 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:55:22,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:22,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1006 states and 1552 transitions. [2020-12-01 17:55:22,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1552 transitions. [2020-12-01 17:55:22,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-12-01 17:55:22,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:23,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:23,097 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-12-01 17:55:23,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:23,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1008 states and 1554 transitions. [2020-12-01 17:55:23,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1554 transitions. [2020-12-01 17:55:23,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-12-01 17:55:23,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:23,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:23,295 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:55:23,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:23,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1009 states and 1555 transitions. [2020-12-01 17:55:23,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1555 transitions. [2020-12-01 17:55:23,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-12-01 17:55:23,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:23,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:23,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 1282 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:23,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:23,878 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:55:23,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:23,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 1017 states and 1566 transitions. [2020-12-01 17:55:23,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1566 transitions. [2020-12-01 17:55:23,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-12-01 17:55:23,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:24,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:24,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 1267 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:24,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:24,541 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:55:24,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:24,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 1033 states and 1579 transitions. [2020-12-01 17:55:24,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1579 transitions. [2020-12-01 17:55:24,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-12-01 17:55:24,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:24,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:24,884 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-12-01 17:55:24,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:24,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1035 states and 1581 transitions. [2020-12-01 17:55:24,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1581 transitions. [2020-12-01 17:55:24,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-12-01 17:55:24,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:24,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:25,076 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-12-01 17:55:25,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:25,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1039 states and 1586 transitions. [2020-12-01 17:55:25,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1586 transitions. [2020-12-01 17:55:25,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-12-01 17:55:25,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:25,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:25,254 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-12-01 17:55:25,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:25,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1041 states and 1589 transitions. [2020-12-01 17:55:25,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1589 transitions. [2020-12-01 17:55:25,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-12-01 17:55:25,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:25,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:25,418 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-12-01 17:55:25,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:25,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1045 states and 1594 transitions. [2020-12-01 17:55:25,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1594 transitions. [2020-12-01 17:55:25,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-12-01 17:55:25,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:25,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:25,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 1338 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:25,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:26,121 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:55:26,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:26,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 1054 states and 1620 transitions. [2020-12-01 17:55:26,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1620 transitions. [2020-12-01 17:55:26,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-12-01 17:55:26,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:26,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:26,405 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:55:28,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:28,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 1056 states and 1621 transitions. [2020-12-01 17:55:28,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1621 transitions. [2020-12-01 17:55:28,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-12-01 17:55:28,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:28,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:28,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 1263 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:28,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:28,949 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:55:28,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:28,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 1061 states and 1630 transitions. [2020-12-01 17:55:28,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1630 transitions. [2020-12-01 17:55:28,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-12-01 17:55:28,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:29,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:29,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 1339 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:29,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:29,475 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:55:29,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:29,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1062 states and 1631 transitions. [2020-12-01 17:55:29,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1631 transitions. [2020-12-01 17:55:29,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-12-01 17:55:29,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:29,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:29,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 1340 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:29,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:30,087 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:55:30,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:30,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 1071 states and 1657 transitions. [2020-12-01 17:55:30,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 1657 transitions. [2020-12-01 17:55:30,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-12-01 17:55:30,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:30,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:30,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 1291 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:30,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:30,723 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:55:30,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:30,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1079 states and 1672 transitions. [2020-12-01 17:55:30,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 1672 transitions. [2020-12-01 17:55:30,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-12-01 17:55:30,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:30,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:31,019 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-12-01 17:55:31,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:31,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 1085 states and 1680 transitions. [2020-12-01 17:55:31,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1680 transitions. [2020-12-01 17:55:31,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-12-01 17:55:31,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:31,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:31,347 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-12-01 17:55:31,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:31,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 1086 states and 1680 transitions. [2020-12-01 17:55:31,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 1680 transitions. [2020-12-01 17:55:31,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-12-01 17:55:31,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:31,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:31,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 1341 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:31,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:31,989 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:55:32,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:32,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 1087 states and 1681 transitions. [2020-12-01 17:55:32,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 1681 transitions. [2020-12-01 17:55:32,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-12-01 17:55:32,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:32,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:32,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 1292 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:32,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:32,523 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:55:32,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:32,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1093 states and 1689 transitions. [2020-12-01 17:55:32,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 1689 transitions. [2020-12-01 17:55:32,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-12-01 17:55:32,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:32,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:32,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 1277 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:33,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:33,138 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:55:33,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:33,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 1109 states and 1714 transitions. [2020-12-01 17:55:33,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 1714 transitions. [2020-12-01 17:55:33,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-12-01 17:55:33,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:33,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:33,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 1293 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:33,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:33,840 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:55:33,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:33,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 1117 states and 1729 transitions. [2020-12-01 17:55:33,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1729 transitions. [2020-12-01 17:55:33,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-12-01 17:55:33,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:34,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:34,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 1297 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:34,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:34,491 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:55:34,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:34,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 1118 states and 1730 transitions. [2020-12-01 17:55:34,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1730 transitions. [2020-12-01 17:55:34,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-12-01 17:55:34,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:34,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:34,600 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-12-01 17:55:34,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:34,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 1120 states and 1732 transitions. [2020-12-01 17:55:34,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 1732 transitions. [2020-12-01 17:55:34,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-12-01 17:55:34,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:34,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:34,782 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-12-01 17:55:34,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:34,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1126 states and 1740 transitions. [2020-12-01 17:55:34,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1740 transitions. [2020-12-01 17:55:34,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-12-01 17:55:34,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:34,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:35,044 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-12-01 17:55:35,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:35,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1127 states and 1740 transitions. [2020-12-01 17:55:35,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 1740 transitions. [2020-12-01 17:55:35,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-12-01 17:55:35,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:35,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:35,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 1299 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:35,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:35,618 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:55:35,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:35,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 1128 states and 1741 transitions. [2020-12-01 17:55:35,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1741 transitions. [2020-12-01 17:55:35,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-12-01 17:55:35,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:35,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:35,746 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-12-01 17:55:35,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:35,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1132 states and 1746 transitions. [2020-12-01 17:55:35,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1746 transitions. [2020-12-01 17:55:35,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-12-01 17:55:35,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:36,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:36,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 1322 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:36,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:36,403 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:55:36,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:36,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 1140 states and 1765 transitions. [2020-12-01 17:55:36,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 1765 transitions. [2020-12-01 17:55:36,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-12-01 17:55:36,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:36,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:36,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 1322 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:36,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:36,996 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:55:37,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:37,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 1142 states and 1765 transitions. [2020-12-01 17:55:37,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1765 transitions. [2020-12-01 17:55:37,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-12-01 17:55:37,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:37,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 1350 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:37,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:37,549 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:55:37,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:37,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1799 states to 1145 states and 1769 transitions. [2020-12-01 17:55:37,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1769 transitions. [2020-12-01 17:55:37,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-12-01 17:55:37,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:37,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:37,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 1324 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:37,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:38,114 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:55:38,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:38,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 1153 states and 1788 transitions. [2020-12-01 17:55:38,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1788 transitions. [2020-12-01 17:55:38,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-12-01 17:55:38,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:38,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:38,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 1324 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:38,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:38,767 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:55:38,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:38,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 1155 states and 1788 transitions. [2020-12-01 17:55:38,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1788 transitions. [2020-12-01 17:55:38,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-12-01 17:55:38,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:39,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:39,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 1351 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:39,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:39,347 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:55:39,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:39,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1819 states to 1156 states and 1789 transitions. [2020-12-01 17:55:39,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1789 transitions. [2020-12-01 17:55:39,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-12-01 17:55:39,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:39,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:39,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 1303 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:39,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:40,010 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:55:40,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:40,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1826 states to 1160 states and 1796 transitions. [2020-12-01 17:55:40,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1796 transitions. [2020-12-01 17:55:40,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-12-01 17:55:40,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:40,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:40,242 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 17:55:40,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:40,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 1166 states and 1804 transitions. [2020-12-01 17:55:40,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1804 transitions. [2020-12-01 17:55:40,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-12-01 17:55:40,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:40,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:40,550 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 17:55:40,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:40,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 1167 states and 1804 transitions. [2020-12-01 17:55:40,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1804 transitions. [2020-12-01 17:55:40,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-12-01 17:55:40,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:41,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:41,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 1309 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:41,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:41,297 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:55:41,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:41,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1168 states and 1805 transitions. [2020-12-01 17:55:41,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1805 transitions. [2020-12-01 17:55:41,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-12-01 17:55:41,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:41,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:41,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 1427 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:41,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:42,287 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:55:43,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:43,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1859 states to 1174 states and 1815 transitions. [2020-12-01 17:55:43,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1815 transitions. [2020-12-01 17:55:43,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-12-01 17:55:43,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:44,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:44,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 1334 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:44,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:44,503 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:55:44,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:44,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 1178 states and 1821 transitions. [2020-12-01 17:55:44,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1821 transitions. [2020-12-01 17:55:44,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-12-01 17:55:44,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:44,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:45,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 1334 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:45,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:45,133 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:55:45,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:45,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1867 states to 1180 states and 1823 transitions. [2020-12-01 17:55:45,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1823 transitions. [2020-12-01 17:55:45,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-12-01 17:55:45,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:45,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:45,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 1345 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:45,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:45,741 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:55:45,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:45,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 1192 states and 1839 transitions. [2020-12-01 17:55:45,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1839 transitions. [2020-12-01 17:55:45,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-12-01 17:55:45,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:46,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:46,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 1433 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:46,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:46,369 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:55:46,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:46,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 1192 states and 1838 transitions. [2020-12-01 17:55:46,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1838 transitions. [2020-12-01 17:55:46,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-12-01 17:55:46,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:46,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:46,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 1347 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:46,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:47,015 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:55:47,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:47,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 1204 states and 1854 transitions. [2020-12-01 17:55:47,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 1854 transitions. [2020-12-01 17:55:47,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-12-01 17:55:47,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:47,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:47,400 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-12-01 17:55:47,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:47,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 1210 states and 1863 transitions. [2020-12-01 17:55:47,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1863 transitions. [2020-12-01 17:55:47,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-12-01 17:55:47,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:47,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:47,650 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-12-01 17:55:47,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:47,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1918 states to 1216 states and 1872 transitions. [2020-12-01 17:55:47,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 1872 transitions. [2020-12-01 17:55:47,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-12-01 17:55:47,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:48,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:48,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 1357 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:48,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:48,470 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:55:48,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:48,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1219 states and 1875 transitions. [2020-12-01 17:55:48,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1875 transitions. [2020-12-01 17:55:48,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-12-01 17:55:48,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:49,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:49,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 1488 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:49,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:49,266 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:55:49,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:49,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1223 states and 1875 transitions. [2020-12-01 17:55:49,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 1875 transitions. [2020-12-01 17:55:49,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-12-01 17:55:49,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:49,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:49,523 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-12-01 17:55:49,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:49,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1930 states to 1229 states and 1884 transitions. [2020-12-01 17:55:49,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 1884 transitions. [2020-12-01 17:55:49,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-12-01 17:55:49,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:50,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:50,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 1490 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:50,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:50,156 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:55:50,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:50,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1930 states to 1233 states and 1884 transitions. [2020-12-01 17:55:50,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 1884 transitions. [2020-12-01 17:55:50,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-12-01 17:55:50,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:50,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:50,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 1500 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:50,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:50,836 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:55:50,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:50,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 1235 states and 1886 transitions. [2020-12-01 17:55:50,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1886 transitions. [2020-12-01 17:55:50,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-12-01 17:55:50,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:50,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:51,041 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2020-12-01 17:55:51,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:51,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 1241 states and 1895 transitions. [2020-12-01 17:55:51,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1895 transitions. [2020-12-01 17:55:51,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-12-01 17:55:51,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:51,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:51,236 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2020-12-01 17:55:51,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:51,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 1247 states and 1904 transitions. [2020-12-01 17:55:51,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 1904 transitions. [2020-12-01 17:55:51,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-12-01 17:55:51,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:51,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:51,452 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-12-01 17:55:51,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:51,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1959 states to 1253 states and 1913 transitions. [2020-12-01 17:55:51,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1913 transitions. [2020-12-01 17:55:51,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-12-01 17:55:51,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:52,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:52,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 1881 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-01 17:55:52,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:52,363 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-12-01 17:55:52,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:52,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1253 states and 1912 transitions. [2020-12-01 17:55:52,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1912 transitions. [2020-12-01 17:55:52,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-12-01 17:55:52,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:53,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:53,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 1885 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:53,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:53,382 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2020-12-01 17:55:53,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:53,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 1279 states and 1960 transitions. [2020-12-01 17:55:53,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 1960 transitions. [2020-12-01 17:55:53,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-12-01 17:55:53,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:53,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:53,781 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2020-12-01 17:55:53,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:53,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2010 states to 1282 states and 1964 transitions. [2020-12-01 17:55:53,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1964 transitions. [2020-12-01 17:55:53,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-12-01 17:55:53,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:54,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:54,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 1887 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:54,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:54,744 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2020-12-01 17:55:55,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:55,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 1308 states and 2012 transitions. [2020-12-01 17:55:55,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 2012 transitions. [2020-12-01 17:55:55,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-12-01 17:55:55,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:55,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:55,284 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2020-12-01 17:55:55,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:55,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 1311 states and 2016 transitions. [2020-12-01 17:55:55,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 2016 transitions. [2020-12-01 17:55:55,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-12-01 17:55:55,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:56,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:56,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 1891 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-01 17:55:56,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:56,330 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-12-01 17:55:56,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:56,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2061 states to 1311 states and 2015 transitions. [2020-12-01 17:55:56,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 2015 transitions. [2020-12-01 17:55:56,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-12-01 17:55:56,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:56,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:56,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 1893 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:55:56,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:55:57,663 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-12-01 17:55:59,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:59,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2065 states to 1314 states and 2019 transitions. [2020-12-01 17:55:59,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 2019 transitions. [2020-12-01 17:55:59,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-12-01 17:55:59,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:00,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:00,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 1897 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:00,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:00,337 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2020-12-01 17:56:02,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:02,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2094 states to 1330 states and 2048 transitions. [2020-12-01 17:56:02,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 2048 transitions. [2020-12-01 17:56:02,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-12-01 17:56:02,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:02,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:02,266 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2020-12-01 17:56:02,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:02,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2098 states to 1333 states and 2052 transitions. [2020-12-01 17:56:02,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 2052 transitions. [2020-12-01 17:56:02,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-12-01 17:56:02,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:02,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:03,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 1841 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:03,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:03,246 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2020-12-01 17:56:03,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:03,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2107 states to 1336 states and 2061 transitions. [2020-12-01 17:56:03,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 2061 transitions. [2020-12-01 17:56:03,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-12-01 17:56:03,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:04,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:04,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 1843 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:04,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:04,642 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2020-12-01 17:56:05,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:05,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 1339 states and 2070 transitions. [2020-12-01 17:56:05,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 2070 transitions. [2020-12-01 17:56:05,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-12-01 17:56:05,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:05,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:05,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 1998 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:05,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:05,978 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2020-12-01 17:56:06,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:06,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 1343 states and 2074 transitions. [2020-12-01 17:56:06,033 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 2074 transitions. [2020-12-01 17:56:06,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-12-01 17:56:06,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:06,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:06,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 1853 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:06,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:06,893 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2020-12-01 17:56:06,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:06,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 1344 states and 2075 transitions. [2020-12-01 17:56:06,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 2075 transitions. [2020-12-01 17:56:06,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-12-01 17:56:06,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:07,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:07,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 2000 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:07,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:07,751 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2020-12-01 17:56:07,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:07,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2125 states to 1348 states and 2079 transitions. [2020-12-01 17:56:07,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 2079 transitions. [2020-12-01 17:56:07,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2020-12-01 17:56:07,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:08,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:08,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 2020 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:08,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:08,646 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2020-12-01 17:56:08,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:08,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 1354 states and 2083 transitions. [2020-12-01 17:56:08,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 2083 transitions. [2020-12-01 17:56:08,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-12-01 17:56:08,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:09,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:09,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 2022 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:09,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:09,602 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2020-12-01 17:56:09,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:09,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 1360 states and 2087 transitions. [2020-12-01 17:56:09,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 2087 transitions. [2020-12-01 17:56:09,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-12-01 17:56:09,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:10,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:10,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 2035 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-01 17:56:10,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:11,181 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-12-01 17:56:12,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:12,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2135 states to 1361 states and 2089 transitions. [2020-12-01 17:56:12,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 2089 transitions. [2020-12-01 17:56:12,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-12-01 17:56:12,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:13,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:13,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 2006 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:13,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:13,370 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2020-12-01 17:56:13,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:13,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2141 states to 1365 states and 2095 transitions. [2020-12-01 17:56:13,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 2095 transitions. [2020-12-01 17:56:13,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2020-12-01 17:56:13,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:14,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:14,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 2037 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-01 17:56:14,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:14,383 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-12-01 17:56:15,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:15,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2143 states to 1366 states and 2097 transitions. [2020-12-01 17:56:15,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 2097 transitions. [2020-12-01 17:56:15,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-12-01 17:56:15,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:15,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:15,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 2010 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:15,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:16,173 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2020-12-01 17:56:16,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:16,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 1370 states and 2103 transitions. [2020-12-01 17:56:16,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 2103 transitions. [2020-12-01 17:56:16,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-12-01 17:56:16,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:16,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:16,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:16,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:17,099 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2020-12-01 17:56:17,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:17,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 1379 states and 2121 transitions. [2020-12-01 17:56:17,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 2121 transitions. [2020-12-01 17:56:17,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-12-01 17:56:17,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:17,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:17,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 2032 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:17,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:18,019 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2020-12-01 17:56:18,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:18,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2177 states to 1385 states and 2131 transitions. [2020-12-01 17:56:18,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 2131 transitions. [2020-12-01 17:56:18,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-12-01 17:56:18,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:18,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:18,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 2043 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:18,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:19,170 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2020-12-01 17:56:19,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:19,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 1394 states and 2149 transitions. [2020-12-01 17:56:19,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 2149 transitions. [2020-12-01 17:56:19,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-12-01 17:56:19,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:19,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:20,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 2043 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:20,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:20,322 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2020-12-01 17:56:20,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:20,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 1398 states and 2156 transitions. [2020-12-01 17:56:20,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 2156 transitions. [2020-12-01 17:56:20,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-12-01 17:56:20,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:20,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:21,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 2045 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:21,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:21,317 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2020-12-01 17:56:21,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:21,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2209 states to 1402 states and 2163 transitions. [2020-12-01 17:56:21,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 2163 transitions. [2020-12-01 17:56:21,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-12-01 17:56:21,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:21,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:21,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 2122 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:21,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:22,207 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2020-12-01 17:56:22,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:22,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2212 states to 1406 states and 2166 transitions. [2020-12-01 17:56:22,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 2166 transitions. [2020-12-01 17:56:22,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2020-12-01 17:56:22,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:22,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:22,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 2181 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:22,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:23,320 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2020-12-01 17:56:23,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:23,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 1409 states and 2168 transitions. [2020-12-01 17:56:23,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 2168 transitions. [2020-12-01 17:56:23,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-12-01 17:56:23,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:24,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:24,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 2124 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:24,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:24,444 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2020-12-01 17:56:24,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:24,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 1413 states and 2171 transitions. [2020-12-01 17:56:24,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 2171 transitions. [2020-12-01 17:56:24,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-12-01 17:56:24,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:25,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:25,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 2053 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:25,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:25,403 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2020-12-01 17:56:25,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:25,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 1416 states and 2177 transitions. [2020-12-01 17:56:25,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 2177 transitions. [2020-12-01 17:56:25,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2020-12-01 17:56:25,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:26,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:26,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 2183 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:26,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:26,402 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2020-12-01 17:56:26,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:26,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2225 states to 1419 states and 2179 transitions. [2020-12-01 17:56:26,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 2179 transitions. [2020-12-01 17:56:26,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2020-12-01 17:56:26,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:27,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:27,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 2055 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:27,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:27,408 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2020-12-01 17:56:28,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:28,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2234 states to 1424 states and 2188 transitions. [2020-12-01 17:56:28,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 2188 transitions. [2020-12-01 17:56:28,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-12-01 17:56:28,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:29,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:29,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 2134 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:29,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:29,488 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 274 trivial. 0 not checked. [2020-12-01 17:56:29,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:29,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2241 states to 1428 states and 2195 transitions. [2020-12-01 17:56:29,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 2195 transitions. [2020-12-01 17:56:29,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-12-01 17:56:29,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:30,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:30,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 2061 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:30,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:30,469 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2020-12-01 17:56:30,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:30,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2245 states to 1431 states and 2199 transitions. [2020-12-01 17:56:30,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 2199 transitions. [2020-12-01 17:56:30,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2020-12-01 17:56:30,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:31,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:31,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 2193 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:31,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:31,506 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2020-12-01 17:56:31,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:31,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1434 states and 2203 transitions. [2020-12-01 17:56:31,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 2203 transitions. [2020-12-01 17:56:31,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2020-12-01 17:56:31,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:32,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:32,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 2201 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:32,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:32,642 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2020-12-01 17:56:32,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:32,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2266 states to 1444 states and 2220 transitions. [2020-12-01 17:56:32,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 2220 transitions. [2020-12-01 17:56:32,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2020-12-01 17:56:32,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:33,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:33,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 2203 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:33,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:33,721 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2020-12-01 17:56:33,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:33,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2283 states to 1454 states and 2237 transitions. [2020-12-01 17:56:33,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 2237 transitions. [2020-12-01 17:56:33,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2020-12-01 17:56:33,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:34,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:34,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 2217 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:34,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:34,794 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2020-12-01 17:56:34,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:34,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2283 states to 1455 states and 2237 transitions. [2020-12-01 17:56:34,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 2237 transitions. [2020-12-01 17:56:34,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-12-01 17:56:34,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:35,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:35,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 2154 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:35,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:35,845 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2020-12-01 17:56:35,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:35,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2287 states to 1459 states and 2241 transitions. [2020-12-01 17:56:35,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 2241 transitions. [2020-12-01 17:56:35,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2020-12-01 17:56:35,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:36,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:36,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 2219 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:36,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:37,150 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2020-12-01 17:56:37,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:37,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2287 states to 1460 states and 2241 transitions. [2020-12-01 17:56:37,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 2241 transitions. [2020-12-01 17:56:37,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2020-12-01 17:56:37,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:37,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:37,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 2156 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:37,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:38,239 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2020-12-01 17:56:38,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:38,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2291 states to 1464 states and 2245 transitions. [2020-12-01 17:56:38,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1464 states and 2245 transitions. [2020-12-01 17:56:38,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2020-12-01 17:56:38,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:38,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:39,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 2191 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:39,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:39,313 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2020-12-01 17:56:39,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:39,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 1471 states and 2254 transitions. [2020-12-01 17:56:39,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 2254 transitions. [2020-12-01 17:56:39,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2020-12-01 17:56:39,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:40,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:40,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 2213 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:40,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:40,373 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2020-12-01 17:56:40,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:40,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2306 states to 1475 states and 2260 transitions. [2020-12-01 17:56:40,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 2260 transitions. [2020-12-01 17:56:40,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2020-12-01 17:56:40,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:41,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:41,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 2193 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:41,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:41,441 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2020-12-01 17:56:41,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:41,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 1482 states and 2269 transitions. [2020-12-01 17:56:41,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 2269 transitions. [2020-12-01 17:56:41,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2020-12-01 17:56:41,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:42,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:42,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 2229 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:42,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:42,528 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 356 trivial. 0 not checked. [2020-12-01 17:56:42,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:42,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2316 states to 1483 states and 2270 transitions. [2020-12-01 17:56:42,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 2270 transitions. [2020-12-01 17:56:42,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2020-12-01 17:56:42,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:43,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:43,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 2166 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:43,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:43,485 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2020-12-01 17:56:43,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:43,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 1487 states and 2276 transitions. [2020-12-01 17:56:43,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 2276 transitions. [2020-12-01 17:56:43,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2020-12-01 17:56:43,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:44,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:44,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 2358 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:44,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:44,561 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2020-12-01 17:56:44,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:44,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 1489 states and 2276 transitions. [2020-12-01 17:56:44,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 2276 transitions. [2020-12-01 17:56:44,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2020-12-01 17:56:44,610 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:45,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:45,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 2360 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:45,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:45,642 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2020-12-01 17:56:45,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:45,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 1491 states and 2276 transitions. [2020-12-01 17:56:45,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 2276 transitions. [2020-12-01 17:56:45,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-12-01 17:56:45,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:46,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:46,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 2203 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:46,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:46,759 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2020-12-01 17:56:46,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:46,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2325 states to 1494 states and 2279 transitions. [2020-12-01 17:56:46,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 2279 transitions. [2020-12-01 17:56:46,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-12-01 17:56:46,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:47,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:47,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 2370 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 17:56:47,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 17:56:47,846 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2020-12-01 17:56:47,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:47,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 757 states and 1146 transitions. [2020-12-01 17:56:47,886 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1146 transitions. [2020-12-01 17:56:47,889 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 17:56:47,889 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 178 iterations. [2020-12-01 17:56:47,904 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 17:56:48,568 WARN L197 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 20 [2020-12-01 17:56:49,553 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 19 [2020-12-01 17:56:50,740 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 19 [2020-12-01 17:56:52,128 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 19 [2020-12-01 17:56:52,253 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,260 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,260 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,260 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,260 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,261 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,261 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,261 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,261 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,261 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,262 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,262 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,262 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,262 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,262 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,263 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,263 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,263 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,263 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,263 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,264 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,264 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,264 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,264 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,264 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,265 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,265 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,265 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,265 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,265 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,266 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,266 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,266 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,266 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,266 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,267 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,267 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,267 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,267 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,267 INFO L569 CodeCheckObserver]: Invariant with dag size 19 [2020-12-01 17:56:52,272 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 17:56:52,289 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 17:56:52,290 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,290 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,291 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,291 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,291 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,291 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,291 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,291 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,291 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,291 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,291 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,292 INFO L569 CodeCheckObserver]: Invariant with dag size 14 [2020-12-01 17:56:52,293 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,293 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,293 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,293 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,293 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,293 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,293 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,294 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,294 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,294 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,294 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,294 INFO L569 CodeCheckObserver]: Invariant with dag size 19 [2020-12-01 17:56:52,294 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 17:56:52,295 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 17:56:52,296 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,296 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,296 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,301 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,301 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,301 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,301 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,302 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,302 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,302 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,304 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,304 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,305 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,305 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,305 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,305 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,305 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,306 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,306 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,306 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,306 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,310 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,310 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,310 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,310 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,310 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,311 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,311 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,311 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,311 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,311 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,312 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,312 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,312 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,312 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,312 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,312 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,313 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,313 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,313 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,313 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,313 INFO L569 CodeCheckObserver]: Invariant with dag size 6 [2020-12-01 17:56:52,316 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,317 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,317 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:56:52,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:56:52 ImpRootNode [2020-12-01 17:56:52,319 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 17:56:52,321 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 17:56:52,321 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 17:56:52,321 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 17:56:52,322 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:54:16" (3/4) ... [2020-12-01 17:56:52,327 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 17:56:52,340 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sm_get_zone [2020-12-01 17:56:52,340 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sm_block_valid [2020-12-01 17:56:52,340 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2020-12-01 17:56:52,340 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sm_mark_block_bad [2020-12-01 17:56:52,340 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sm_module_init [2020-12-01 17:56:52,340 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure warn_slowpath_null [2020-12-01 17:56:52,341 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sm_mkoffset [2020-12-01 17:56:52,341 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sm_check_block [2020-12-01 17:56:52,341 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2020-12-01 17:56:52,341 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kfifo_out [2020-12-01 17:56:52,341 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2020-12-01 17:56:52,341 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure is_power_of_2 [2020-12-01 17:56:52,341 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sm_getgeo [2020-12-01 17:56:52,342 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~~loff_t~0~X~$Pointer$~TO~int [2020-12-01 17:56:52,342 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2020-12-01 17:56:52,342 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __arch_hweight16 [2020-12-01 17:56:52,342 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sm_cache_put [2020-12-01 17:56:52,342 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sm_read_cis [2020-12-01 17:56:52,342 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clear_bit [2020-12-01 17:56:52,342 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock_nested [2020-12-01 17:56:52,343 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sm_recheck_media [2020-12-01 17:56:52,343 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2020-12-01 17:56:52,343 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sm_write_sector [2020-12-01 17:56:52,343 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __nand_calculate_ecc [2020-12-01 17:56:52,343 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sm_get_lba [2020-12-01 17:56:52,343 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sm_cache_init [2020-12-01 17:56:52,343 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kfifo_uint_must_check_helper [2020-12-01 17:56:52,344 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sm_sector_valid [2020-12-01 17:56:52,344 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2020-12-01 17:56:52,344 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure variable_test_bit [2020-12-01 17:56:52,344 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sm_erase_block [2020-12-01 17:56:52,344 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kfifo_out_r [2020-12-01 17:56:52,344 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure PTR_ERR [2020-12-01 17:56:52,344 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sm_cache_flush [2020-12-01 17:56:52,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kfifo_in_r [2020-12-01 17:56:52,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kfifo_in [2020-12-01 17:56:52,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sm_read_lba [2020-12-01 17:56:52,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2020-12-01 17:56:52,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure destroy_workqueue [2020-12-01 17:56:52,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sm_module_exit [2020-12-01 17:56:52,346 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __nand_correct_data [2020-12-01 17:56:52,346 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sm_break_offset [2020-12-01 17:56:52,346 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sm_read_sector [2020-12-01 17:56:52,346 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_blast_assert [2020-12-01 17:56:52,347 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2020-12-01 17:56:52,417 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 439 nodes and edges [2020-12-01 17:56:52,425 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 126 nodes and edges [2020-12-01 17:56:52,433 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2020-12-01 17:56:52,441 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2020-12-01 17:56:52,449 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2020-12-01 17:56:52,466 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 17:56:52,468 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 17:56:53,013 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_1c21220e-2cfa-4b65-9086-d3b7be5df170/bin/ukojak/witness.graphml [2020-12-01 17:56:53,013 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 17:56:53,014 INFO L168 Benchmark]: Toolchain (without parser) took 191031.98 ms. Allocated memory was 88.1 MB in the beginning and 1.8 GB in the end (delta: 1.7 GB). Free memory was 47.4 MB in the beginning and 850.0 MB in the end (delta: -802.6 MB). Peak memory consumption was 880.8 MB. Max. memory is 16.1 GB. [2020-12-01 17:56:53,015 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 88.1 MB. Free memory was 59.0 MB in the beginning and 59.0 MB in the end (delta: 31.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:56:53,016 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2416.00 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 47.2 MB in the beginning and 48.4 MB in the end (delta: -1.1 MB). Peak memory consumption was 35.8 MB. Max. memory is 16.1 GB. [2020-12-01 17:56:53,016 INFO L168 Benchmark]: Boogie Procedure Inliner took 339.05 ms. Allocated memory was 107.0 MB in the beginning and 161.5 MB in the end (delta: 54.5 MB). Free memory was 48.4 MB in the beginning and 110.7 MB in the end (delta: -62.4 MB). Peak memory consumption was 14.6 MB. Max. memory is 16.1 GB. [2020-12-01 17:56:53,017 INFO L168 Benchmark]: Boogie Preprocessor took 351.95 ms. Allocated memory is still 161.5 MB. Free memory was 110.7 MB in the beginning and 92.4 MB in the end (delta: 18.3 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-12-01 17:56:53,017 INFO L168 Benchmark]: RCFGBuilder took 31725.08 ms. Allocated memory was 161.5 MB in the beginning and 339.7 MB in the end (delta: 178.3 MB). Free memory was 92.4 MB in the beginning and 129.3 MB in the end (delta: -36.8 MB). Peak memory consumption was 152.7 MB. Max. memory is 16.1 GB. [2020-12-01 17:56:53,018 INFO L168 Benchmark]: CodeCheck took 155494.71 ms. Allocated memory was 339.7 MB in the beginning and 1.8 GB in the end (delta: 1.4 GB). Free memory was 129.3 MB in the beginning and 978.0 MB in the end (delta: -848.7 MB). Peak memory consumption was 583.7 MB. Max. memory is 16.1 GB. [2020-12-01 17:56:53,018 INFO L168 Benchmark]: Witness Printer took 692.59 ms. Allocated memory is still 1.8 GB. Free memory was 978.0 MB in the beginning and 850.0 MB in the end (delta: 127.9 MB). Peak memory consumption was 127.9 MB. Max. memory is 16.1 GB. [2020-12-01 17:56:53,022 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 46 procedures, 638 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 151.0s, OverallIterations: 178, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: -321699280 SDtfs, 411925752 SDslu, 1616051424 SDs, 0 SdLazy, -501177228 SolverSat, -763508916 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1469.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 156530 GetRequests, 156265 SyntacticMatches, 3 SemanticMatches, 262 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27374 ImplicationChecksByTransitivity, 47.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 12.1s SsaConstructionTime, 36.8s SatisfiabilityAnalysisTime, 32.6s InterpolantComputationTime, 17581 NumberOfCodeBlocks, 17581 NumberOfCodeBlocksAsserted, 177 NumberOfCheckSat, 17404 ConstructedInterpolants, 0 QuantifiedInterpolants, 4712916 SizeOfPredicates, 0 NumberOfNonLiveVariables, 148579 ConjunctsInSsa, 248 ConjunctsInUnsatCore, 177 InterpolantComputations, 177 PerfectInterpolantSequences, 10659/10659 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 12]: 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: 5829]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4871]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4105]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4649]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4580]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6273]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4510]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6510]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6536]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5504]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5762]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3884]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6162]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4991]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3802]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4497]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5168]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5754]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5080]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5371]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5852]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4795]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4990]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6006]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4952]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6291]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4468]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5522]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6303]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4325]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5185]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5885]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5142]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4551]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4550]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4938]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5167]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5286]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4792]: Loop Invariant [2020-12-01 17:56:53,035 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 17:56:53,036 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((!(ldv_coherent_state == 0) || !(ldv_urb_state == 0)) || !(0 == ldv_s_sm_ftl_ops_mtd_blktrans_ops)) || unknown-#memory_int-unknown[ftl][ftl + 184] == 0 - InvariantResult [Line: 4957]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4720]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5885]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6300]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6288]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4596]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6297]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6188]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5790]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4322]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5856]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4786]: Loop Invariant Derived loop invariant: ((!(ldv_coherent_state == 0) || !(ldv_urb_state == 0)) || !(0 == ldv_s_sm_ftl_ops_mtd_blktrans_ops)) || size_in_megs == 1 - InvariantResult [Line: 6568]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3885]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6098]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4957]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5752]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5410]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6097]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6274]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3802]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3802]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4789]: Loop Invariant [2020-12-01 17:56:53,046 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 17:56:53,055 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((!(ldv_coherent_state == 0) || !(ldv_urb_state == 0)) || !(0 == ldv_s_sm_ftl_ops_mtd_blktrans_ops)) || unknown-#memory_int-unknown[ftl][ftl + 184] == 0 - InvariantResult [Line: 5168]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5885]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4991]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6019]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5885]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4448]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6294]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5378]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5676]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5298]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3802]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5842]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5885]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4469]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5885]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4778]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3789]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4360]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5515]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4603]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5567]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4286]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4712]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4332]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5734]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5557]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4781]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5299]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3906]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4870]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5514]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4580]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6119]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6513]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6306]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5456]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4148]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6624]: Loop Invariant Derived loop invariant: ldv_urb_state == 0 && ldv_coherent_state == 0 - InvariantResult [Line: 5806]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5370]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5755]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 88.1 MB. Free memory was 59.0 MB in the beginning and 59.0 MB in the end (delta: 31.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2416.00 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 47.2 MB in the beginning and 48.4 MB in the end (delta: -1.1 MB). Peak memory consumption was 35.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 339.05 ms. Allocated memory was 107.0 MB in the beginning and 161.5 MB in the end (delta: 54.5 MB). Free memory was 48.4 MB in the beginning and 110.7 MB in the end (delta: -62.4 MB). Peak memory consumption was 14.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 351.95 ms. Allocated memory is still 161.5 MB. Free memory was 110.7 MB in the beginning and 92.4 MB in the end (delta: 18.3 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * RCFGBuilder took 31725.08 ms. Allocated memory was 161.5 MB in the beginning and 339.7 MB in the end (delta: 178.3 MB). Free memory was 92.4 MB in the beginning and 129.3 MB in the end (delta: -36.8 MB). Peak memory consumption was 152.7 MB. Max. memory is 16.1 GB. * CodeCheck took 155494.71 ms. Allocated memory was 339.7 MB in the beginning and 1.8 GB in the end (delta: 1.4 GB). Free memory was 129.3 MB in the beginning and 978.0 MB in the end (delta: -848.7 MB). Peak memory consumption was 583.7 MB. Max. memory is 16.1 GB. * Witness Printer took 692.59 ms. Allocated memory is still 1.8 GB. Free memory was 978.0 MB in the beginning and 850.0 MB in the end (delta: 127.9 MB). Peak memory consumption was 127.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int RESULT: Ultimate proved your program to be correct! Received shutdown request...