./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.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_4216194b-f3d4-46ae-a015-a42043e2d948/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_4216194b-f3d4-46ae-a015-a42043e2d948/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4216194b-f3d4-46ae-a015-a42043e2d948/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4216194b-f3d4-46ae-a015-a42043e2d948/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_4216194b-f3d4-46ae-a015-a42043e2d948/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4216194b-f3d4-46ae-a015-a42043e2d948/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 35322e0b72e8a87732ec03377d34c86d0c1d78e1 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 18:16:36,828 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:16:36,831 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:16:36,923 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:16:36,924 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:16:36,942 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:16:36,946 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:16:36,951 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:16:36,955 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:16:36,963 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:16:36,965 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:16:36,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:16:36,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:16:36,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:16:36,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:16:36,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:16:36,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:16:36,988 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:16:36,993 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:16:37,006 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:16:37,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:16:37,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:16:37,016 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:16:37,018 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:16:37,029 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:16:37,030 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:16:37,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:16:37,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:16:37,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:16:37,036 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:16:37,037 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:16:37,038 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:16:37,042 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:16:37,044 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:16:37,046 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:16:37,046 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:16:37,047 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:16:37,048 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:16:37,048 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:16:37,051 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:16:37,052 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:16:37,059 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4216194b-f3d4-46ae-a015-a42043e2d948/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-12-01 18:16:37,108 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:16:37,108 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:16:37,110 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:16:37,111 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:16:37,112 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:16:37,112 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:16:37,113 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:16:37,113 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:16:37,114 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:16:37,114 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:16:37,116 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:16:37,116 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:16:37,117 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:16:37,117 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:16:37,117 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:16:37,118 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:16:37,118 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:16:37,118 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:16:37,119 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:16:37,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:16:37,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:16:37,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:16:37,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:16:37,120 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:16:37,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:16:37,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:16:37,121 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:16:37,122 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_4216194b-f3d4-46ae-a015-a42043e2d948/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4216194b-f3d4-46ae-a015-a42043e2d948/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35322e0b72e8a87732ec03377d34c86d0c1d78e1 [2020-12-01 18:16:37,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:16:37,583 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:16:37,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:16:37,588 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:16:37,589 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:16:37,591 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4216194b-f3d4-46ae-a015-a42043e2d948/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i [2020-12-01 18:16:37,720 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4216194b-f3d4-46ae-a015-a42043e2d948/bin/ukojak/data/6465cbb05/141e57a0eb65479ea1de7e884d392d99/FLAGb0dc881cc [2020-12-01 18:16:38,936 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:16:38,937 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4216194b-f3d4-46ae-a015-a42043e2d948/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i [2020-12-01 18:16:39,003 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4216194b-f3d4-46ae-a015-a42043e2d948/bin/ukojak/data/6465cbb05/141e57a0eb65479ea1de7e884d392d99/FLAGb0dc881cc [2020-12-01 18:16:39,304 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4216194b-f3d4-46ae-a015-a42043e2d948/bin/ukojak/data/6465cbb05/141e57a0eb65479ea1de7e884d392d99 [2020-12-01 18:16:39,308 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:16:39,312 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:16:39,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:16:39,318 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:16:39,322 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:16:39,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:16:39" (1/1) ... [2020-12-01 18:16:39,326 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62676df3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:39, skipping insertion in model container [2020-12-01 18:16:39,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:16:39" (1/1) ... [2020-12-01 18:16:39,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:16:39,472 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:16:40,773 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:16:40,845 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:16:41,151 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:16:41,263 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:16:41,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:41 WrapperNode [2020-12-01 18:16:41,264 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:16:41,268 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:16:41,268 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:16:41,269 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:16:41,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:41" (1/1) ... [2020-12-01 18:16:41,370 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:41" (1/1) ... [2020-12-01 18:16:41,481 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:16:41,482 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:16:41,482 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:16:41,482 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:16:41,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:41" (1/1) ... [2020-12-01 18:16:41,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:41" (1/1) ... [2020-12-01 18:16:41,510 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:41" (1/1) ... [2020-12-01 18:16:41,510 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:41" (1/1) ... [2020-12-01 18:16:41,634 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:41" (1/1) ... [2020-12-01 18:16:41,667 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:41" (1/1) ... [2020-12-01 18:16:41,679 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:41" (1/1) ... [2020-12-01 18:16:41,704 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:16:41,706 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:16:41,707 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:16:41,707 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:16:41,708 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:16:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4216194b-f3d4-46ae-a015-a42043e2d948/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 18:16:41,807 INFO L130 BoogieDeclarations]: Found specification of procedure ir_init [2020-12-01 18:16:41,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_init [2020-12-01 18:16:41,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 18:16:41,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:16:41,808 INFO L130 BoogieDeclarations]: Found specification of procedure ir_exit [2020-12-01 18:16:41,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_exit [2020-12-01 18:16:41,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 18:16:41,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 18:16:41,809 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2020-12-01 18:16:41,809 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2020-12-01 18:16:41,810 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-12-01 18:16:41,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-12-01 18:16:41,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-12-01 18:16:41,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-12-01 18:16:41,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2020-12-01 18:16:41,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2020-12-01 18:16:41,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:16:41,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-01 18:16:41,812 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-12-01 18:16:41,812 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-12-01 18:16:41,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 18:16:41,812 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2020-12-01 18:16:41,813 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2020-12-01 18:16:41,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2020-12-01 18:16:41,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2020-12-01 18:16:41,813 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-12-01 18:16:41,813 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-12-01 18:16:41,814 INFO L130 BoogieDeclarations]: Found specification of procedure ir_xbof_change [2020-12-01 18:16:41,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_xbof_change [2020-12-01 18:16:41,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2020-12-01 18:16:41,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2020-12-01 18:16:41,815 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2020-12-01 18:16:41,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2020-12-01 18:16:41,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:16:41,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 18:16:41,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:16:41,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:16:42,756 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-01 18:16:42,896 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume !false; [2020-12-01 18:16:42,897 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume false; [2020-12-01 18:16:43,098 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2020-12-01 18:16:43,129 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-01 18:16:43,143 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-01 18:16:43,171 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-01 18:16:54,396 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##74: assume !false; [2020-12-01 18:16:54,397 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##73: assume false; [2020-12-01 18:16:54,397 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##258: assume false; [2020-12-01 18:16:54,397 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##259: assume !false; [2020-12-01 18:16:54,397 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2020-12-01 18:16:54,397 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2020-12-01 18:17:12,044 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:17:12,045 INFO L298 CfgBuilder]: Removed 99 assume(true) statements. [2020-12-01 18:17:12,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:17:12 BoogieIcfgContainer [2020-12-01 18:17:12,050 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:17:12,051 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:17:12,052 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:17:12,067 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:17:12,067 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:17:12" (1/1) ... [2020-12-01 18:17:12,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:17:12,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:12,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 122 states and 171 transitions. [2020-12-01 18:17:12,158 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 171 transitions. [2020-12-01 18:17:12,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 18:17:12,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:12,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:13,120 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 18:17:19,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:19,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 121 states and 166 transitions. [2020-12-01 18:17:19,053 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 166 transitions. [2020-12-01 18:17:19,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 18:17:19,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:19,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:19,299 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 18:17:26,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:26,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 123 states and 168 transitions. [2020-12-01 18:17:26,894 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 168 transitions. [2020-12-01 18:17:26,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 18:17:26,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:27,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:27,140 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 18:17:27,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:27,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 123 states and 167 transitions. [2020-12-01 18:17:27,153 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 167 transitions. [2020-12-01 18:17:27,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 18:17:27,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:27,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:27,622 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 18:17:28,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:28,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 128 states and 172 transitions. [2020-12-01 18:17:28,318 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 172 transitions. [2020-12-01 18:17:28,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 18:17:28,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:28,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:28,552 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 18:17:28,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:28,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 132 states and 190 transitions. [2020-12-01 18:17:28,589 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 190 transitions. [2020-12-01 18:17:28,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:17:28,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:28,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:28,795 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 18:17:28,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:28,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 136 states and 208 transitions. [2020-12-01 18:17:28,828 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 208 transitions. [2020-12-01 18:17:28,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 18:17:28,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:28,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:29,070 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 18:17:29,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:29,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 136 states and 207 transitions. [2020-12-01 18:17:29,080 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 207 transitions. [2020-12-01 18:17:29,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 18:17:29,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:29,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:29,347 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 18:17:29,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:29,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 141 states and 224 transitions. [2020-12-01 18:17:29,664 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 224 transitions. [2020-12-01 18:17:29,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 18:17:29,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:29,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:29,880 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 18:17:30,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:30,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 148 states and 232 transitions. [2020-12-01 18:17:30,148 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 232 transitions. [2020-12-01 18:17:30,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 18:17:30,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:30,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:30,386 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 18:17:30,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:30,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 149 states and 232 transitions. [2020-12-01 18:17:30,404 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 232 transitions. [2020-12-01 18:17:30,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-12-01 18:17:30,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:30,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:30,612 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 18:17:30,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:30,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 156 states and 240 transitions. [2020-12-01 18:17:30,783 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 240 transitions. [2020-12-01 18:17:30,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 18:17:30,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:30,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:30,966 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 18:17:30,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:30,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 160 states and 248 transitions. [2020-12-01 18:17:30,977 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 248 transitions. [2020-12-01 18:17:30,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-01 18:17:30,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:31,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:31,207 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 18:17:31,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:31,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 161 states and 249 transitions. [2020-12-01 18:17:31,222 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 249 transitions. [2020-12-01 18:17:31,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-01 18:17:31,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:31,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:31,425 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 18:17:31,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:31,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 165 states and 257 transitions. [2020-12-01 18:17:31,439 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 257 transitions. [2020-12-01 18:17:31,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-01 18:17:31,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:31,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:31,643 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 18:17:31,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:31,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 166 states and 258 transitions. [2020-12-01 18:17:31,654 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 258 transitions. [2020-12-01 18:17:31,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-01 18:17:31,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:31,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:31,845 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 18:17:31,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:31,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 167 states and 259 transitions. [2020-12-01 18:17:31,856 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 259 transitions. [2020-12-01 18:17:31,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-01 18:17:31,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:31,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:32,062 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 18:17:32,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:32,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 168 states and 260 transitions. [2020-12-01 18:17:32,073 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 260 transitions. [2020-12-01 18:17:32,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-12-01 18:17:32,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:32,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:32,305 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 18:17:32,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:32,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 172 states and 265 transitions. [2020-12-01 18:17:32,337 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 265 transitions. [2020-12-01 18:17:32,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-01 18:17:32,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:32,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:32,528 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 18:17:32,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:32,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 174 states and 267 transitions. [2020-12-01 18:17:32,548 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 267 transitions. [2020-12-01 18:17:32,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-01 18:17:32,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:32,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:32,731 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 18:17:32,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:32,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 178 states and 274 transitions. [2020-12-01 18:17:32,742 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 274 transitions. [2020-12-01 18:17:32,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-01 18:17:32,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:32,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:32,971 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 18:17:33,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:33,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 182 states and 279 transitions. [2020-12-01 18:17:33,022 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 279 transitions. [2020-12-01 18:17:33,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-01 18:17:33,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:33,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:33,197 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 18:17:33,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:33,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 183 states and 280 transitions. [2020-12-01 18:17:33,210 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 280 transitions. [2020-12-01 18:17:33,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-12-01 18:17:33,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:33,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:33,393 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 18:17:33,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:33,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 185 states and 282 transitions. [2020-12-01 18:17:33,420 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 282 transitions. [2020-12-01 18:17:33,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-01 18:17:33,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:33,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:33,587 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 18:17:33,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:33,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 185 states and 281 transitions. [2020-12-01 18:17:33,597 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 281 transitions. [2020-12-01 18:17:33,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-12-01 18:17:33,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:33,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:33,800 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 18:17:33,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:33,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 186 states and 282 transitions. [2020-12-01 18:17:33,811 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 282 transitions. [2020-12-01 18:17:33,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-12-01 18:17:33,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:33,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:33,993 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 18:17:34,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:34,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 192 states and 293 transitions. [2020-12-01 18:17:34,014 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 293 transitions. [2020-12-01 18:17:34,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 18:17:34,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:34,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:34,255 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 18:17:34,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:34,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 198 states and 304 transitions. [2020-12-01 18:17:34,284 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 304 transitions. [2020-12-01 18:17:34,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-12-01 18:17:34,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:34,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:34,485 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 18:17:34,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:34,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 202 states and 309 transitions. [2020-12-01 18:17:34,537 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 309 transitions. [2020-12-01 18:17:34,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 18:17:34,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:34,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:34,752 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 18:17:34,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:34,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 204 states and 311 transitions. [2020-12-01 18:17:34,783 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 311 transitions. [2020-12-01 18:17:34,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-01 18:17:34,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:34,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:35,200 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 18:17:36,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:36,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 206 states and 313 transitions. [2020-12-01 18:17:36,252 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 313 transitions. [2020-12-01 18:17:36,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-01 18:17:36,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:36,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:36,744 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 18:17:37,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:37,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 215 states and 326 transitions. [2020-12-01 18:17:37,033 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 326 transitions. [2020-12-01 18:17:37,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-01 18:17:37,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:37,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:37,913 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 18:17:44,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:44,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 225 states and 352 transitions. [2020-12-01 18:17:44,498 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 352 transitions. [2020-12-01 18:17:44,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 18:17:44,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:44,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:44,694 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 18:17:46,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:46,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 234 states and 365 transitions. [2020-12-01 18:17:46,390 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 365 transitions. [2020-12-01 18:17:46,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-01 18:17:46,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:46,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:46,564 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 18:17:47,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:47,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 240 states and 375 transitions. [2020-12-01 18:17:47,965 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 375 transitions. [2020-12-01 18:17:47,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 18:17:47,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:48,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:48,182 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 18:17:48,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:48,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 244 states and 381 transitions. [2020-12-01 18:17:48,214 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 381 transitions. [2020-12-01 18:17:48,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-01 18:17:48,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:48,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:48,437 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 18:17:49,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:49,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 240 states and 375 transitions. [2020-12-01 18:17:49,273 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 375 transitions. [2020-12-01 18:17:49,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-12-01 18:17:49,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:49,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:49,450 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 18:17:49,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:49,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 244 states and 381 transitions. [2020-12-01 18:17:49,491 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 381 transitions. [2020-12-01 18:17:49,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-01 18:17:49,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:49,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:17:50,553 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 18:18:02,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:02,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 253 states and 409 transitions. [2020-12-01 18:18:02,739 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 409 transitions. [2020-12-01 18:18:02,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-01 18:18:02,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:02,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:02,908 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 18:18:02,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:02,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 255 states and 411 transitions. [2020-12-01 18:18:02,936 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 411 transitions. [2020-12-01 18:18:02,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-01 18:18:02,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:03,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:03,105 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 18:18:03,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:03,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 257 states and 413 transitions. [2020-12-01 18:18:03,145 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 413 transitions. [2020-12-01 18:18:03,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-01 18:18:03,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:03,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:03,317 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 18:18:03,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:03,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 259 states and 415 transitions. [2020-12-01 18:18:03,346 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 415 transitions. [2020-12-01 18:18:03,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-01 18:18:03,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:03,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:03,654 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 18:18:03,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:03,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 260 states and 416 transitions. [2020-12-01 18:18:03,695 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 416 transitions. [2020-12-01 18:18:03,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-01 18:18:03,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:03,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:03,892 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 18:18:03,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:03,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 262 states and 418 transitions. [2020-12-01 18:18:03,934 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 418 transitions. [2020-12-01 18:18:03,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-01 18:18:03,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:04,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:04,177 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 18:18:04,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:04,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 261 states and 416 transitions. [2020-12-01 18:18:04,215 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 416 transitions. [2020-12-01 18:18:04,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-01 18:18:04,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:04,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:04,385 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 18:18:04,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:04,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 265 states and 423 transitions. [2020-12-01 18:18:04,436 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 423 transitions. [2020-12-01 18:18:04,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-01 18:18:04,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:04,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:04,701 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 18:18:04,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:04,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 266 states and 424 transitions. [2020-12-01 18:18:04,750 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 424 transitions. [2020-12-01 18:18:04,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-01 18:18:04,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:04,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:05,939 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 18:18:08,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:08,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 277 states and 448 transitions. [2020-12-01 18:18:08,941 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 448 transitions. [2020-12-01 18:18:08,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-01 18:18:08,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:09,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:09,111 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 18:18:09,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:09,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 280 states and 453 transitions. [2020-12-01 18:18:09,152 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 453 transitions. [2020-12-01 18:18:09,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 18:18:09,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:09,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:09,334 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 18:18:10,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:10,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 285 states and 460 transitions. [2020-12-01 18:18:10,237 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 460 transitions. [2020-12-01 18:18:10,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 18:18:10,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:10,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:10,411 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 18:18:10,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:10,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 286 states and 461 transitions. [2020-12-01 18:18:10,444 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 461 transitions. [2020-12-01 18:18:10,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 18:18:10,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:10,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:10,607 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 18:18:10,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:10,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 288 states and 463 transitions. [2020-12-01 18:18:10,647 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 463 transitions. [2020-12-01 18:18:10,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 18:18:10,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:10,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:10,816 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 18:18:14,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:14,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 297 states and 477 transitions. [2020-12-01 18:18:14,395 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 477 transitions. [2020-12-01 18:18:14,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-01 18:18:14,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:14,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:14,593 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 18:18:14,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:14,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 298 states and 478 transitions. [2020-12-01 18:18:14,619 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 478 transitions. [2020-12-01 18:18:14,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-01 18:18:14,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:14,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:14,797 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 18:18:16,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:16,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 302 states and 482 transitions. [2020-12-01 18:18:16,770 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 482 transitions. [2020-12-01 18:18:16,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-01 18:18:16,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:16,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:17,035 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-01 18:18:17,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:17,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 304 states and 485 transitions. [2020-12-01 18:18:17,086 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 485 transitions. [2020-12-01 18:18:17,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-12-01 18:18:17,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:17,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:17,264 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-01 18:18:18,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:18,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 307 states and 489 transitions. [2020-12-01 18:18:18,111 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 489 transitions. [2020-12-01 18:18:18,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-01 18:18:18,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:18,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:18,359 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 18:18:18,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:18,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 311 states and 500 transitions. [2020-12-01 18:18:18,395 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 500 transitions. [2020-12-01 18:18:18,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-01 18:18:18,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:18,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:18,586 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-12-01 18:18:20,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:20,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 313 states and 502 transitions. [2020-12-01 18:18:20,487 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 502 transitions. [2020-12-01 18:18:20,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-01 18:18:20,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:20,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:20,737 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 18:18:20,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:20,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 314 states and 503 transitions. [2020-12-01 18:18:20,775 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 503 transitions. [2020-12-01 18:18:20,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-01 18:18:20,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:20,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:20,988 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 18:18:22,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:22,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 317 states and 507 transitions. [2020-12-01 18:18:22,179 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 507 transitions. [2020-12-01 18:18:22,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-01 18:18:22,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:22,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:22,976 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 18:18:24,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:24,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 317 states and 506 transitions. [2020-12-01 18:18:24,214 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 506 transitions. [2020-12-01 18:18:24,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-01 18:18:24,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:27,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:28,630 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 18:18:34,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:34,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 325 states and 524 transitions. [2020-12-01 18:18:34,165 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 524 transitions. [2020-12-01 18:18:34,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-01 18:18:34,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:34,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:34,354 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 18:18:35,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:35,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 329 states and 531 transitions. [2020-12-01 18:18:35,298 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 531 transitions. [2020-12-01 18:18:35,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-12-01 18:18:35,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:36,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:36,370 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 18:18:36,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:36,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 333 states and 542 transitions. [2020-12-01 18:18:36,478 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 542 transitions. [2020-12-01 18:18:36,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-12-01 18:18:36,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:36,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:36,667 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 18:18:37,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:37,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 337 states and 549 transitions. [2020-12-01 18:18:37,725 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 549 transitions. [2020-12-01 18:18:37,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-01 18:18:37,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:37,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:37,922 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 18:18:38,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:38,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 341 states and 555 transitions. [2020-12-01 18:18:38,013 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 555 transitions. [2020-12-01 18:18:38,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-12-01 18:18:38,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:38,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:38,827 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 18:18:38,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:38,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 342 states and 556 transitions. [2020-12-01 18:18:38,891 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 556 transitions. [2020-12-01 18:18:38,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-12-01 18:18:38,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:38,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:39,084 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 18:18:39,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:39,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 343 states and 557 transitions. [2020-12-01 18:18:39,127 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 557 transitions. [2020-12-01 18:18:39,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-12-01 18:18:39,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:39,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:39,377 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 18:18:39,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:39,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 347 states and 563 transitions. [2020-12-01 18:18:39,465 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 563 transitions. [2020-12-01 18:18:39,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-12-01 18:18:39,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:18:39,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:18:39,652 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 18:18:39,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:18:39,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 146 states and 214 transitions. [2020-12-01 18:18:39,689 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 214 transitions. [2020-12-01 18:18:39,690 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 18:18:39,690 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 71 iterations. [2020-12-01 18:18:39,703 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 18:18:41,274 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,281 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,281 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,281 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,282 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,282 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,282 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,282 INFO L569 CodeCheckObserver]: Invariant with dag size 6 [2020-12-01 18:18:41,288 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,288 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,288 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,289 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,289 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,289 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,289 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,290 INFO L569 CodeCheckObserver]: Invariant with dag size 4 [2020-12-01 18:18:41,291 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,291 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,291 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,291 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,292 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,292 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2020-12-01 18:18:41,294 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:41,295 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:41,295 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:41,298 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:41,298 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:41,298 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:41,300 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2020-12-01 18:18:41,301 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:41,301 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:41,301 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:41,302 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:41,302 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:41,303 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:41,303 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,304 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,304 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,304 INFO L569 CodeCheckObserver]: Invariant with dag size 21 [2020-12-01 18:18:41,306 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:41,306 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:41,307 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:41,307 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:41,308 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,308 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,308 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,308 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,309 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,309 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2020-12-01 18:18:41,309 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:41,309 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:41,310 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:41,310 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:41,310 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,311 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,311 INFO L569 CodeCheckObserver]: Invariant with dag size 6 [2020-12-01 18:18:41,312 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,313 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,313 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,314 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:18:41,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:18:41 ImpRootNode [2020-12-01 18:18:41,314 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 18:18:41,315 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 18:18:41,315 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 18:18:41,316 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 18:18:41,316 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:17:12" (3/4) ... [2020-12-01 18:18:41,321 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 18:18:41,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ir_xbof_change [2020-12-01 18:18:41,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ir_init [2020-12-01 18:18:41,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2020-12-01 18:18:41,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_undefined_pointer [2020-12-01 18:18:41,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kfifo_uint_must_check_helper [2020-12-01 18:18:41,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2020-12-01 18:18:41,330 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2020-12-01 18:18:41,330 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2020-12-01 18:18:41,330 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ir_exit [2020-12-01 18:18:41,330 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_serial_deregister [2020-12-01 18:18:41,330 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_assume_stop [2020-12-01 18:18:41,330 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2020-12-01 18:18:41,331 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_blast_assert [2020-12-01 18:18:41,376 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 294 nodes and edges [2020-12-01 18:18:41,380 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 98 nodes and edges [2020-12-01 18:18:41,385 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2020-12-01 18:18:41,389 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-12-01 18:18:41,393 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-01 18:18:41,398 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-01 18:18:41,402 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 18:18:41,406 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 18:18:41,466 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) [2020-12-01 18:18:41,467 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) || !(\old(unknown-#memory_int-unknown)[buffer_size][buffer_size] == 0) [2020-12-01 18:18:41,469 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) || !(\old(unknown-#memory_int-unknown)[buffer_size][buffer_size] == 0) [2020-12-01 18:18:41,469 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: xbof___0 == 0 || \old(xbof___0) == xbof___0 [2020-12-01 18:18:41,470 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(xbof___0) == 0) [2020-12-01 18:18:41,471 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ldv_urb_state == \old(ldv_urb_state) || ldv_urb_state < 1 [2020-12-01 18:18:41,987 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_4216194b-f3d4-46ae-a015-a42043e2d948/bin/ukojak/witness.graphml [2020-12-01 18:18:41,987 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 18:18:41,989 INFO L168 Benchmark]: Toolchain (without parser) took 122676.23 ms. Allocated memory was 90.2 MB in the beginning and 574.6 MB in the end (delta: 484.4 MB). Free memory was 52.9 MB in the beginning and 204.4 MB in the end (delta: -151.5 MB). Peak memory consumption was 331.0 MB. Max. memory is 16.1 GB. [2020-12-01 18:18:41,990 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 90.2 MB. Free memory was 47.8 MB in the beginning and 47.7 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:18:41,991 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1948.39 ms. Allocated memory was 90.2 MB in the beginning and 113.2 MB in the end (delta: 23.1 MB). Free memory was 52.6 MB in the beginning and 58.8 MB in the end (delta: -6.2 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2020-12-01 18:18:41,992 INFO L168 Benchmark]: Boogie Procedure Inliner took 213.45 ms. Allocated memory is still 113.2 MB. Free memory was 58.8 MB in the beginning and 49.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:18:41,992 INFO L168 Benchmark]: Boogie Preprocessor took 222.96 ms. Allocated memory is still 113.2 MB. Free memory was 49.3 MB in the beginning and 66.4 MB in the end (delta: -17.1 MB). Peak memory consumption was 7.0 MB. Max. memory is 16.1 GB. [2020-12-01 18:18:41,993 INFO L168 Benchmark]: RCFGBuilder took 30343.92 ms. Allocated memory was 113.2 MB in the beginning and 228.6 MB in the end (delta: 115.3 MB). Free memory was 66.4 MB in the beginning and 61.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 138.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:18:41,993 INFO L168 Benchmark]: CodeCheck took 89263.24 ms. Allocated memory was 228.6 MB in the beginning and 574.6 MB in the end (delta: 346.0 MB). Free memory was 61.3 MB in the beginning and 344.9 MB in the end (delta: -283.6 MB). Peak memory consumption was 62.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:18:41,994 INFO L168 Benchmark]: Witness Printer took 672.24 ms. Allocated memory is still 574.6 MB. Free memory was 344.9 MB in the beginning and 204.4 MB in the end (delta: 140.5 MB). Peak memory consumption was 138.4 MB. Max. memory is 16.1 GB. [2020-12-01 18:18:41,997 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 14 procedures, 123 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 87.5s, OverallIterations: 71, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1078593532 SDtfs, 1629403964 SDslu, 695438612 SDs, 0 SdLazy, -1206393940 SolverSat, 1554582356 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1261.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 33545 GetRequests, 33261 SyntacticMatches, 48 SemanticMatches, 236 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20944 ImplicationChecksByTransitivity, 41.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.1s SsaConstructionTime, 10.3s SatisfiabilityAnalysisTime, 11.8s InterpolantComputationTime, 3369 NumberOfCodeBlocks, 3369 NumberOfCodeBlocksAsserted, 70 NumberOfCheckSat, 3299 ConstructedInterpolants, 0 QuantifiedInterpolants, 369715 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 70 InterpolantComputations, 70 PerfectInterpolantSequences, 308/308 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: 4549]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4080]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5131]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3981]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4837]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4849]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4992]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5017]: Loop Invariant Derived loop invariant: ldv_urb_state == \old(ldv_urb_state) || ldv_urb_state < 1 - InvariantResult [Line: 4843]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4096]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4372]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4128]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4822]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3659]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4616]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4071]: Loop Invariant Derived loop invariant: !(\old(xbof___0) == 0) - InvariantResult [Line: 4293]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4467]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5047]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4234]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3981]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4625]: Loop Invariant [2020-12-01 18:18:42,004 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:42,005 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:42,005 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:42,005 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:42,006 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:42,006 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) || !(\old(unknown-#memory_int-unknown)[buffer_size][buffer_size] == 0) - InvariantResult [Line: 4616]: Loop Invariant [2020-12-01 18:18:42,007 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:42,007 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:42,007 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:42,008 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:42,008 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:42,008 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) || !(\old(unknown-#memory_int-unknown)[buffer_size][buffer_size] == 0) - InvariantResult [Line: 4294]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4077]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4467]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5094]: Loop Invariant [2020-12-01 18:18:42,010 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:42,010 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:42,011 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:42,011 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: (((ldv_urb_state == 0 && ldv_coherent_state == 0) && unknown-#memory_int-unknown[buffer_size][buffer_size] == 0) && unknown-#memory_int-unknown[xbof][xbof] + 1 == 0) && ir_add_bof == 0 - InvariantResult [Line: 3625]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4583]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5078]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4860]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4823]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4614]: Loop Invariant [2020-12-01 18:18:42,013 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:42,013 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:42,013 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:18:42,014 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) - InvariantResult [Line: 5044]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5013]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4068]: Loop Invariant Derived loop invariant: xbof___0 == 0 || \old(xbof___0) == xbof___0 - InvariantResult [Line: 5122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3974]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4918]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4987]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 90.2 MB. Free memory was 47.8 MB in the beginning and 47.7 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1948.39 ms. Allocated memory was 90.2 MB in the beginning and 113.2 MB in the end (delta: 23.1 MB). Free memory was 52.6 MB in the beginning and 58.8 MB in the end (delta: -6.2 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 213.45 ms. Allocated memory is still 113.2 MB. Free memory was 58.8 MB in the beginning and 49.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 222.96 ms. Allocated memory is still 113.2 MB. Free memory was 49.3 MB in the beginning and 66.4 MB in the end (delta: -17.1 MB). Peak memory consumption was 7.0 MB. Max. memory is 16.1 GB. * RCFGBuilder took 30343.92 ms. Allocated memory was 113.2 MB in the beginning and 228.6 MB in the end (delta: 115.3 MB). Free memory was 66.4 MB in the beginning and 61.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 138.7 MB. Max. memory is 16.1 GB. * CodeCheck took 89263.24 ms. Allocated memory was 228.6 MB in the beginning and 574.6 MB in the end (delta: 346.0 MB). Free memory was 61.3 MB in the beginning and 344.9 MB in the end (delta: -283.6 MB). Peak memory consumption was 62.5 MB. Max. memory is 16.1 GB. * Witness Printer took 672.24 ms. Allocated memory is still 574.6 MB. Free memory was 344.9 MB in the beginning and 204.4 MB in the end (delta: 140.5 MB). Peak memory consumption was 138.4 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 - 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 - 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 - 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 - 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...