./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-can-usb-ems_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_5bf8ce30-ddae-471c-8654-41983ddd0dbd/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-can-usb-ems_usb.ko.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/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 4c6e43c3c104aca4c3844a3786ec12ba3b1bbebd .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-can-usb-ems_usb.ko.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/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 4c6e43c3c104aca4c3844a3786ec12ba3b1bbebd .................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:23:03,675 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:23:03,678 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:23:03,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:23:03,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:23:03,777 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:23:03,778 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:23:03,781 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:23:03,782 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:23:03,784 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:23:03,785 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:23:03,786 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:23:03,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:23:03,788 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:23:03,790 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:23:03,791 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:23:03,792 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:23:03,793 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:23:03,795 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:23:03,798 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:23:03,800 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:23:03,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:23:03,807 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:23:03,809 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:23:03,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:23:03,815 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:23:03,815 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:23:03,817 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:23:03,818 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:23:03,822 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:23:03,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:23:03,827 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:23:03,828 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:23:03,830 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:23:03,831 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:23:03,832 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:23:03,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:23:03,833 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:23:03,834 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:23:03,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:23:03,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:23:03,838 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-12-01 18:23:03,881 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:23:03,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:23:03,883 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:23:03,884 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:23:03,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:23:03,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:23:03,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:23:03,885 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:23:03,885 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:23:03,886 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:23:03,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:23:03,887 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:23:03,887 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:23:03,887 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:23:03,888 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:23:03,888 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:23:03,888 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:23:03,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:23:03,889 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:23:03,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:23:03,889 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:23:03,889 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:23:03,889 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:23:03,890 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:23:03,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:23:03,890 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:23:03,890 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:23:03,891 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_5bf8ce30-ddae-471c-8654-41983ddd0dbd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c6e43c3c104aca4c3844a3786ec12ba3b1bbebd [2020-12-01 18:23:04,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:23:04,210 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:23:04,214 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:23:04,215 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:23:04,216 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:23:04,218 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-can-usb-ems_usb.ko.cil.out.i [2020-12-01 18:23:04,306 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/bin/ukojak/data/595d4ead1/ea3ffdfe237441518da8971d27fad96d/FLAGc76b95102 [2020-12-01 18:23:05,232 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:23:05,233 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-can-usb-ems_usb.ko.cil.out.i [2020-12-01 18:23:05,298 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/bin/ukojak/data/595d4ead1/ea3ffdfe237441518da8971d27fad96d/FLAGc76b95102 [2020-12-01 18:23:05,739 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/bin/ukojak/data/595d4ead1/ea3ffdfe237441518da8971d27fad96d [2020-12-01 18:23:05,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:23:05,744 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:23:05,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:23:05,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:23:05,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:23:05,750 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:23:05" (1/1) ... [2020-12-01 18:23:05,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6db890a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:05, skipping insertion in model container [2020-12-01 18:23:05,753 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:23:05" (1/1) ... [2020-12-01 18:23:05,761 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:23:05,881 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:23:07,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:23:07,377 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:23:07,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:23:08,071 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:23:08,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:08 WrapperNode [2020-12-01 18:23:08,072 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:23:08,073 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:23:08,073 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:23:08,073 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:23:08,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:08" (1/1) ... [2020-12-01 18:23:08,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:08" (1/1) ... [2020-12-01 18:23:08,299 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:23:08,300 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:23:08,302 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:23:08,302 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:23:08,311 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:08" (1/1) ... [2020-12-01 18:23:08,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:08" (1/1) ... [2020-12-01 18:23:08,337 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:08" (1/1) ... [2020-12-01 18:23:08,342 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:08" (1/1) ... [2020-12-01 18:23:08,431 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:08" (1/1) ... [2020-12-01 18:23:08,449 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:08" (1/1) ... [2020-12-01 18:23:08,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:08" (1/1) ... [2020-12-01 18:23:08,511 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:23:08,513 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:23:08,513 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:23:08,514 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:23:08,515 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/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 18:23:08,600 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2020-12-01 18:23:08,600 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2020-12-01 18:23:08,601 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_init [2020-12-01 18:23:08,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_init [2020-12-01 18:23:08,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-12-01 18:23:08,602 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2020-12-01 18:23:08,603 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2020-12-01 18:23:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-12-01 18:23:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-12-01 18:23:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 18:23:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2020-12-01 18:23:08,604 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2020-12-01 18:23:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_control_cmd [2020-12-01 18:23:08,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_control_cmd [2020-12-01 18:23:08,605 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-12-01 18:23:08,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-12-01 18:23:08,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-12-01 18:23:08,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-12-01 18:23:08,605 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_exit [2020-12-01 18:23:08,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_exit [2020-12-01 18:23:08,606 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2020-12-01 18:23:08,606 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2020-12-01 18:23:08,606 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-12-01 18:23:08,606 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-12-01 18:23:08,606 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2020-12-01 18:23:08,606 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2020-12-01 18:23:08,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 18:23:08,607 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2020-12-01 18:23:08,607 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2020-12-01 18:23:08,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2020-12-01 18:23:08,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2020-12-01 18:23:08,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2020-12-01 18:23:08,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2020-12-01 18:23:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2020-12-01 18:23:08,608 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2020-12-01 18:23:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_command_msg [2020-12-01 18:23:08,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_command_msg [2020-12-01 18:23:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 18:23:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_all_urbs [2020-12-01 18:23:08,609 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_all_urbs [2020-12-01 18:23:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2020-12-01 18:23:08,609 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2020-12-01 18:23:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 18:23:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:23:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_write_mode [2020-12-01 18:23:08,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_write_mode [2020-12-01 18:23:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2020-12-01 18:23:08,610 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2020-12-01 18:23:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2020-12-01 18:23:08,610 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2020-12-01 18:23:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 18:23:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2020-12-01 18:23:08,611 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2020-12-01 18:23:08,611 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2020-12-01 18:23:08,611 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2020-12-01 18:23:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2020-12-01 18:23:08,612 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2020-12-01 18:23:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2020-12-01 18:23:08,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2020-12-01 18:23:08,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:23:08,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-01 18:23:08,613 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-12-01 18:23:08,613 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-12-01 18:23:08,614 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2020-12-01 18:23:08,614 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2020-12-01 18:23:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-12-01 18:23:08,615 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-12-01 18:23:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2020-12-01 18:23:08,616 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2020-12-01 18:23:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2020-12-01 18:23:08,616 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2020-12-01 18:23:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-12-01 18:23:08,616 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-12-01 18:23:08,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2020-12-01 18:23:08,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2020-12-01 18:23:08,617 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2020-12-01 18:23:08,617 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2020-12-01 18:23:08,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:23:08,618 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2020-12-01 18:23:08,619 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2020-12-01 18:23:08,619 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2020-12-01 18:23:08,619 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2020-12-01 18:23:08,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-12-01 18:23:08,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:23:08,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:23:09,730 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2020-12-01 18:23:09,896 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-01 18:23:39,596 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2020-12-01 18:23:39,596 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2020-12-01 18:23:46,172 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:23:46,172 INFO L298 CfgBuilder]: Removed 102 assume(true) statements. [2020-12-01 18:23:46,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:23:46 BoogieIcfgContainer [2020-12-01 18:23:46,176 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:23:46,177 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:23:46,177 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:23:46,191 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:23:46,191 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:23:46" (1/1) ... [2020-12-01 18:23:46,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:23:46,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:46,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 329 states and 459 transitions. [2020-12-01 18:23:46,263 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 459 transitions. [2020-12-01 18:23:46,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 18:23:46,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:46,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:46,892 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 18:23:47,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:47,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 328 states and 453 transitions. [2020-12-01 18:23:47,609 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 453 transitions. [2020-12-01 18:23:47,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 18:23:47,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:47,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:47,809 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 18:23:48,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:48,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 330 states and 455 transitions. [2020-12-01 18:23:48,583 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 455 transitions. [2020-12-01 18:23:48,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 18:23:48,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:48,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:48,663 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 18:23:48,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:48,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 330 states and 454 transitions. [2020-12-01 18:23:48,674 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 454 transitions. [2020-12-01 18:23:48,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 18:23:48,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:48,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:48,760 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 18:23:48,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:48,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 335 states and 475 transitions. [2020-12-01 18:23:48,802 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 475 transitions. [2020-12-01 18:23:48,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-01 18:23:48,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:48,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:48,947 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 18:23:48,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:48,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 340 states and 496 transitions. [2020-12-01 18:23:48,980 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 496 transitions. [2020-12-01 18:23:48,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 18:23:48,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:49,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:49,171 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 18:23:49,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:49,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 345 states and 515 transitions. [2020-12-01 18:23:49,867 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 515 transitions. [2020-12-01 18:23:49,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 18:23:49,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:49,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:49,965 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 18:23:50,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:50,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 349 states and 522 transitions. [2020-12-01 18:23:50,518 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 522 transitions. [2020-12-01 18:23:50,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 18:23:50,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:50,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:50,598 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 18:23:50,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:50,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 350 states and 522 transitions. [2020-12-01 18:23:50,623 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 522 transitions. [2020-12-01 18:23:50,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:23:50,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:50,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:50,703 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 18:23:51,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:51,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 354 states and 529 transitions. [2020-12-01 18:23:51,021 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 529 transitions. [2020-12-01 18:23:51,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:23:51,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:51,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:51,319 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:23:52,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:52,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 358 states and 540 transitions. [2020-12-01 18:23:52,792 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 540 transitions. [2020-12-01 18:23:52,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 18:23:52,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:52,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:52,874 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 18:23:52,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:52,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 364 states and 552 transitions. [2020-12-01 18:23:52,935 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 552 transitions. [2020-12-01 18:23:52,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 18:23:52,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:52,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:53,010 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 18:23:53,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:53,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 367 states and 558 transitions. [2020-12-01 18:23:53,625 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 558 transitions. [2020-12-01 18:23:53,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 18:23:53,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:53,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:53,698 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 18:23:53,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:53,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 368 states and 559 transitions. [2020-12-01 18:23:53,724 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 559 transitions. [2020-12-01 18:23:53,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 18:23:53,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:53,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:53,795 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 18:23:54,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:54,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 371 states and 565 transitions. [2020-12-01 18:23:54,203 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 565 transitions. [2020-12-01 18:23:54,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 18:23:54,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:54,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:54,309 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 18:23:54,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:54,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 372 states and 566 transitions. [2020-12-01 18:23:54,333 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 566 transitions. [2020-12-01 18:23:54,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 18:23:54,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:54,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:54,426 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 18:23:54,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:54,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 374 states and 569 transitions. [2020-12-01 18:23:54,775 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 569 transitions. [2020-12-01 18:23:54,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 18:23:54,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:54,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:54,863 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 18:23:54,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:54,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 378 states and 578 transitions. [2020-12-01 18:23:54,889 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 578 transitions. [2020-12-01 18:23:54,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 18:23:54,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:54,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:55,012 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 18:23:55,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:55,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 385 states and 589 transitions. [2020-12-01 18:23:55,099 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 589 transitions. [2020-12-01 18:23:55,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-12-01 18:23:55,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:55,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:55,184 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 18:23:55,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:55,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 389 states and 598 transitions. [2020-12-01 18:23:55,227 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 598 transitions. [2020-12-01 18:23:55,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-12-01 18:23:55,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:55,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:55,299 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 18:23:55,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:55,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 390 states and 598 transitions. [2020-12-01 18:23:55,324 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 598 transitions. [2020-12-01 18:23:55,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-01 18:23:55,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:55,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:55,405 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 18:23:55,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:55,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 397 states and 609 transitions. [2020-12-01 18:23:55,539 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 609 transitions. [2020-12-01 18:23:55,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-12-01 18:23:55,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:55,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:55,625 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 18:23:55,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:55,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 400 states and 615 transitions. [2020-12-01 18:23:55,636 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 615 transitions. [2020-12-01 18:23:55,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 18:23:55,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:55,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:55,706 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 18:23:55,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:55,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 401 states and 616 transitions. [2020-12-01 18:23:55,732 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 616 transitions. [2020-12-01 18:23:55,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-01 18:23:55,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:55,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:55,802 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 18:23:55,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:55,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 402 states and 617 transitions. [2020-12-01 18:23:55,819 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 617 transitions. [2020-12-01 18:23:55,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-01 18:23:55,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:55,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:55,882 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 18:23:55,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:55,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 403 states and 617 transitions. [2020-12-01 18:23:55,916 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 617 transitions. [2020-12-01 18:23:55,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-01 18:23:55,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:55,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:56,003 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 18:23:56,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:56,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 407 states and 626 transitions. [2020-12-01 18:23:56,047 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 626 transitions. [2020-12-01 18:23:56,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-01 18:23:56,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:56,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:56,144 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 18:23:56,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:56,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 411 states and 634 transitions. [2020-12-01 18:23:56,206 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 634 transitions. [2020-12-01 18:23:56,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-12-01 18:23:56,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:56,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:56,293 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 18:23:56,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:56,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 411 states and 633 transitions. [2020-12-01 18:23:56,305 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 633 transitions. [2020-12-01 18:23:56,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-12-01 18:23:56,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:56,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:56,716 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 18:23:57,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:57,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 412 states and 635 transitions. [2020-12-01 18:23:57,059 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 635 transitions. [2020-12-01 18:23:57,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-12-01 18:23:57,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:57,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:57,656 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 18:24:00,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:00,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 415 states and 640 transitions. [2020-12-01 18:24:00,264 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 640 transitions. [2020-12-01 18:24:00,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-12-01 18:24:00,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:00,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:00,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:24:00,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:00,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 424 states and 655 transitions. [2020-12-01 18:24:00,502 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 655 transitions. [2020-12-01 18:24:00,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-01 18:24:00,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:00,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:00,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:24:00,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:00,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 433 states and 670 transitions. [2020-12-01 18:24:00,792 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 670 transitions. [2020-12-01 18:24:00,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-01 18:24:00,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:00,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:00,908 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:24:00,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:00,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 434 states and 671 transitions. [2020-12-01 18:24:00,922 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 671 transitions. [2020-12-01 18:24:00,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-01 18:24:00,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:00,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:01,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:24:01,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:01,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 435 states and 672 transitions. [2020-12-01 18:24:01,038 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 672 transitions. [2020-12-01 18:24:01,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 18:24:01,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:01,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:02,764 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 18:24:04,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:04,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 440 states and 680 transitions. [2020-12-01 18:24:04,667 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 680 transitions. [2020-12-01 18:24:04,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 18:24:04,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:04,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:04,759 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 18:24:04,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:04,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 440 states and 678 transitions. [2020-12-01 18:24:04,772 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 678 transitions. [2020-12-01 18:24:04,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-12-01 18:24:04,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:04,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:04,880 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 18:24:08,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:08,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 445 states and 687 transitions. [2020-12-01 18:24:08,201 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 687 transitions. [2020-12-01 18:24:08,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-01 18:24:08,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:08,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:10,675 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 18:24:11,541 WARN L197 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-12-01 18:24:12,576 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2020-12-01 18:24:12,966 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2020-12-01 18:24:13,774 WARN L197 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 14 [2020-12-01 18:24:14,348 WARN L197 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-12-01 18:24:15,203 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2020-12-01 18:24:16,062 WARN L197 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 14 [2020-12-01 18:24:16,627 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-12-01 18:24:17,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:17,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 456 states and 711 transitions. [2020-12-01 18:24:17,629 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 711 transitions. [2020-12-01 18:24:17,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-01 18:24:17,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:17,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:17,709 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 18:24:18,190 WARN L197 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2020-12-01 18:24:18,562 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-12-01 18:24:19,133 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-12-01 18:24:19,796 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-12-01 18:24:20,209 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2020-12-01 18:24:20,579 WARN L197 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-12-01 18:24:21,165 WARN L197 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-12-01 18:24:21,807 WARN L197 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-12-01 18:24:21,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:21,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 461 states and 721 transitions. [2020-12-01 18:24:21,909 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 721 transitions. [2020-12-01 18:24:21,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-01 18:24:21,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:21,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:21,996 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 18:24:22,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:22,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 464 states and 731 transitions. [2020-12-01 18:24:22,832 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 731 transitions. [2020-12-01 18:24:22,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-01 18:24:22,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:22,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:22,920 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 18:24:23,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:23,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 467 states and 741 transitions. [2020-12-01 18:24:23,749 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 741 transitions. [2020-12-01 18:24:23,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-01 18:24:23,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:23,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:24,609 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:29,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:29,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 476 states and 779 transitions. [2020-12-01 18:24:29,732 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 779 transitions. [2020-12-01 18:24:29,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 18:24:29,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:29,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:29,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:24:29,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:29,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 476 states and 778 transitions. [2020-12-01 18:24:29,840 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 778 transitions. [2020-12-01 18:24:29,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 18:24:29,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:29,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:29,945 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:31,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:31,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 478 states and 782 transitions. [2020-12-01 18:24:31,787 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 782 transitions. [2020-12-01 18:24:31,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 18:24:31,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:31,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:31,880 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:32,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:32,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 480 states and 785 transitions. [2020-12-01 18:24:32,873 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 785 transitions. [2020-12-01 18:24:32,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-01 18:24:32,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:32,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:33,792 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:24:34,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:34,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 482 states and 788 transitions. [2020-12-01 18:24:34,504 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 788 transitions. [2020-12-01 18:24:34,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 18:24:34,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:34,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:34,585 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 18:24:35,114 WARN L197 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-12-01 18:24:35,538 WARN L197 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-12-01 18:24:36,262 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-12-01 18:24:36,959 WARN L197 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2020-12-01 18:24:37,384 WARN L197 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-12-01 18:24:37,758 WARN L197 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-12-01 18:24:38,526 WARN L197 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-12-01 18:24:39,253 WARN L197 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2020-12-01 18:24:39,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:39,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 487 states and 798 transitions. [2020-12-01 18:24:39,335 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 798 transitions. [2020-12-01 18:24:39,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-01 18:24:39,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:39,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:39,415 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:41,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:41,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 490 states and 805 transitions. [2020-12-01 18:24:41,335 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 805 transitions. [2020-12-01 18:24:41,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-01 18:24:41,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:41,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:41,405 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 18:24:46,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:46,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 504 states and 842 transitions. [2020-12-01 18:24:46,680 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 842 transitions. [2020-12-01 18:24:46,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-01 18:24:46,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:46,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:46,770 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 18:24:48,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:48,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 505 states and 843 transitions. [2020-12-01 18:24:48,527 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 843 transitions. [2020-12-01 18:24:48,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-01 18:24:48,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:48,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:48,613 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:49,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:49,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 507 states and 846 transitions. [2020-12-01 18:24:49,834 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 846 transitions. [2020-12-01 18:24:49,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-01 18:24:49,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:49,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:49,928 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 18:24:49,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:49,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 507 states and 845 transitions. [2020-12-01 18:24:49,944 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 845 transitions. [2020-12-01 18:24:49,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-01 18:24:49,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:49,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:50,037 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:50,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:50,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 508 states and 847 transitions. [2020-12-01 18:24:50,064 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 847 transitions. [2020-12-01 18:24:50,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-01 18:24:50,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:50,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:50,159 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:51,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:51,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 511 states and 854 transitions. [2020-12-01 18:24:51,035 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 854 transitions. [2020-12-01 18:24:51,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-01 18:24:51,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:51,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:51,123 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 18:24:52,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:52,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 512 states and 856 transitions. [2020-12-01 18:24:52,187 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 856 transitions. [2020-12-01 18:24:52,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-01 18:24:52,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:52,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:52,275 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 18:24:56,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:56,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 515 states and 866 transitions. [2020-12-01 18:24:56,273 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 866 transitions. [2020-12-01 18:24:56,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-01 18:24:56,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:56,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:56,347 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:58,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:58,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 518 states and 872 transitions. [2020-12-01 18:24:58,440 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 872 transitions. [2020-12-01 18:24:58,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-01 18:24:58,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:58,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:58,546 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 18:24:59,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:59,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 519 states and 873 transitions. [2020-12-01 18:24:59,668 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 873 transitions. [2020-12-01 18:24:59,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-01 18:24:59,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:59,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:59,736 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 18:24:59,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:59,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 523 states and 882 transitions. [2020-12-01 18:24:59,872 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 882 transitions. [2020-12-01 18:24:59,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-01 18:24:59,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:59,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:59,968 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 18:25:02,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:02,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 525 states and 889 transitions. [2020-12-01 18:25:02,069 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 889 transitions. [2020-12-01 18:25:02,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-01 18:25:02,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:02,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:03,122 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 18:25:04,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:04,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 527 states and 892 transitions. [2020-12-01 18:25:04,010 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 892 transitions. [2020-12-01 18:25:04,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-12-01 18:25:04,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:04,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:04,096 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:04,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:04,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 528 states and 894 transitions. [2020-12-01 18:25:04,124 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 894 transitions. [2020-12-01 18:25:04,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-12-01 18:25:04,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:04,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:04,196 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:05,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:05,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 531 states and 900 transitions. [2020-12-01 18:25:05,205 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 900 transitions. [2020-12-01 18:25:05,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-12-01 18:25:05,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:05,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:05,273 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:05,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:05,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 532 states and 901 transitions. [2020-12-01 18:25:05,324 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 901 transitions. [2020-12-01 18:25:05,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-01 18:25:05,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:05,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:05,394 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 18:25:05,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:05,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 532 states and 899 transitions. [2020-12-01 18:25:05,403 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 899 transitions. [2020-12-01 18:25:05,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-01 18:25:05,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:05,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:05,586 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 18:25:05,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:05,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 536 states and 909 transitions. [2020-12-01 18:25:05,640 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 909 transitions. [2020-12-01 18:25:05,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-01 18:25:05,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:05,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:05,708 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:05,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:05,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 537 states and 910 transitions. [2020-12-01 18:25:05,767 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 910 transitions. [2020-12-01 18:25:05,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-01 18:25:05,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:05,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:06,876 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:25:09,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:09,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 539 states and 913 transitions. [2020-12-01 18:25:09,354 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 913 transitions. [2020-12-01 18:25:09,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-12-01 18:25:09,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:09,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:10,542 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 18:25:11,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:11,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 541 states and 916 transitions. [2020-12-01 18:25:11,557 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 916 transitions. [2020-12-01 18:25:11,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-01 18:25:11,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:11,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:11,652 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-12-01 18:25:12,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:12,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 543 states and 918 transitions. [2020-12-01 18:25:12,978 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 918 transitions. [2020-12-01 18:25:12,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-01 18:25:12,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:13,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:13,090 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 18:25:13,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:13,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 547 states and 928 transitions. [2020-12-01 18:25:13,151 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 928 transitions. [2020-12-01 18:25:13,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-01 18:25:13,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:13,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:13,245 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 18:25:13,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:13,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 551 states and 937 transitions. [2020-12-01 18:25:13,490 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 937 transitions. [2020-12-01 18:25:13,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-01 18:25:13,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:13,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:18,799 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 18:25:35,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:35,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 568 states and 969 transitions. [2020-12-01 18:25:35,443 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 969 transitions. [2020-12-01 18:25:35,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-01 18:25:35,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:35,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:35,526 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-01 18:25:41,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:41,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 571 states and 983 transitions. [2020-12-01 18:25:41,712 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 983 transitions. [2020-12-01 18:25:41,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-01 18:25:41,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:41,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:41,797 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-01 18:25:44,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:44,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 573 states and 995 transitions. [2020-12-01 18:25:44,326 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 995 transitions. [2020-12-01 18:25:44,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-12-01 18:25:44,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:44,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:44,397 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-12-01 18:25:44,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:44,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 575 states and 997 transitions. [2020-12-01 18:25:44,425 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 997 transitions. [2020-12-01 18:25:44,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-12-01 18:25:44,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:44,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:44,499 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-12-01 18:25:45,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:45,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 577 states and 999 transitions. [2020-12-01 18:25:45,919 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 999 transitions. [2020-12-01 18:25:45,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-01 18:25:45,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:45,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:45,999 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 18:25:46,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:46,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 581 states and 1008 transitions. [2020-12-01 18:25:46,191 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1008 transitions. [2020-12-01 18:25:46,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-12-01 18:25:46,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:46,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:47,520 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 18:25:50,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:50,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 582 states and 1010 transitions. [2020-12-01 18:25:50,494 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1010 transitions. [2020-12-01 18:25:50,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-01 18:25:50,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:50,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:51,626 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:25:54,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:54,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 584 states and 1012 transitions. [2020-12-01 18:25:54,546 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1012 transitions. [2020-12-01 18:25:54,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-12-01 18:25:54,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:54,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:55,960 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 18:25:56,702 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 10 [2020-12-01 18:25:59,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:59,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 585 states and 1013 transitions. [2020-12-01 18:25:59,246 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1013 transitions. [2020-12-01 18:25:59,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-01 18:25:59,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:59,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:59,309 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 18:25:59,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:59,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 585 states and 1012 transitions. [2020-12-01 18:25:59,323 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1012 transitions. [2020-12-01 18:25:59,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-01 18:25:59,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:59,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:00,601 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 18:26:05,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:05,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 588 states and 1019 transitions. [2020-12-01 18:26:05,389 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1019 transitions. [2020-12-01 18:26:05,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-01 18:26:05,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:05,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:06,733 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 18:26:07,513 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 10 [2020-12-01 18:26:09,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:09,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 589 states and 1020 transitions. [2020-12-01 18:26:09,973 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1020 transitions. [2020-12-01 18:26:09,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-12-01 18:26:09,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:10,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:11,418 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:26:14,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:14,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 591 states and 1022 transitions. [2020-12-01 18:26:14,593 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1022 transitions. [2020-12-01 18:26:14,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-01 18:26:14,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:14,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:16,187 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 18:26:21,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:21,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 591 states and 1021 transitions. [2020-12-01 18:26:21,362 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1021 transitions. [2020-12-01 18:26:21,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-01 18:26:21,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:21,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:21,496 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 18:26:21,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:21,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 594 states and 1024 transitions. [2020-12-01 18:26:21,525 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1024 transitions. [2020-12-01 18:26:21,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-01 18:26:21,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:21,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:21,670 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 18:26:25,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:25,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 596 states and 1025 transitions. [2020-12-01 18:26:25,997 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1025 transitions. [2020-12-01 18:26:25,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-12-01 18:26:25,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:26,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:28,968 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 18:26:35,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:35,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 605 states and 1040 transitions. [2020-12-01 18:26:35,669 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1040 transitions. [2020-12-01 18:26:35,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-01 18:26:35,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:35,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:35,743 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 18:26:35,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:35,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 606 states and 1040 transitions. [2020-12-01 18:26:35,795 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1040 transitions. [2020-12-01 18:26:35,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-01 18:26:35,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:35,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:35,884 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 18:26:35,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:35,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 607 states and 1040 transitions. [2020-12-01 18:26:35,935 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1040 transitions. [2020-12-01 18:26:35,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-01 18:26:35,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:35,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:36,046 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 18:26:36,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:36,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 608 states and 1041 transitions. [2020-12-01 18:26:36,126 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1041 transitions. [2020-12-01 18:26:36,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-01 18:26:36,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:36,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:36,319 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-12-01 18:26:36,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:36,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 610 states and 1043 transitions. [2020-12-01 18:26:36,354 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1043 transitions. [2020-12-01 18:26:36,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-12-01 18:26:36,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:36,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:39,042 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 18:26:39,902 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2020-12-01 18:26:42,801 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-12-01 18:26:43,692 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2020-12-01 18:26:46,653 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-12-01 18:26:46,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:46,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 618 states and 1060 transitions. [2020-12-01 18:26:46,725 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1060 transitions. [2020-12-01 18:26:46,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-12-01 18:26:46,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:46,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:48,331 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:26:51,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:51,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 620 states and 1062 transitions. [2020-12-01 18:26:51,918 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1062 transitions. [2020-12-01 18:26:51,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-01 18:26:51,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:52,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:27:07,249 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:27:13,010 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 10 [2020-12-01 18:27:15,255 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 11 [2020-12-01 18:27:19,461 WARN L197 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 20 [2020-12-01 18:27:22,596 WARN L197 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-12-01 18:27:23,684 WARN L197 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 22 [2020-12-01 18:27:25,984 WARN L197 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 19 [2020-12-01 18:27:27,649 WARN L197 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2020-12-01 18:27:30,273 WARN L197 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 22 [2020-12-01 18:27:32,752 WARN L197 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 18 [2020-12-01 18:27:34,396 WARN L197 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2020-12-01 18:27:43,119 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 13 [2020-12-01 18:27:47,837 WARN L197 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 13 [2020-12-01 18:27:49,487 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2020-12-01 18:28:04,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:04,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 628 states and 1085 transitions. [2020-12-01 18:28:04,952 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1085 transitions. [2020-12-01 18:28:04,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-01 18:28:04,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:04,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:07,017 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 18:28:13,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:13,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 631 states and 1091 transitions. [2020-12-01 18:28:13,612 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1091 transitions. [2020-12-01 18:28:13,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-01 18:28:13,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:13,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:17,766 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 18:28:30,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:30,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 633 states and 1096 transitions. [2020-12-01 18:28:30,876 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1096 transitions. [2020-12-01 18:28:30,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-12-01 18:28:30,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:30,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:30,964 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 18:28:37,051 WARN L197 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2020-12-01 18:28:37,980 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-12-01 18:28:40,044 WARN L197 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-12-01 18:28:41,996 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2020-12-01 18:28:43,042 WARN L197 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2020-12-01 18:28:44,005 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-12-01 18:28:45,837 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-12-01 18:28:47,663 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2020-12-01 18:28:57,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:57,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 644 states and 1119 transitions. [2020-12-01 18:28:57,014 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1119 transitions. [2020-12-01 18:28:57,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-12-01 18:28:57,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:57,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:29:05,263 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-12-01 18:29:11,477 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-12-01 18:29:15,719 WARN L197 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2020-12-01 18:29:16,749 WARN L197 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-12-01 18:29:19,364 WARN L197 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 16 [2020-12-01 18:29:21,390 WARN L197 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2020-12-01 18:29:23,419 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2020-12-01 18:29:24,462 WARN L197 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-12-01 18:29:27,582 WARN L197 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 16 [2020-12-01 18:29:29,655 WARN L197 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2020-12-01 18:29:34,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:29:34,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 647 states and 1123 transitions. [2020-12-01 18:29:34,264 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 1123 transitions. [2020-12-01 18:29:34,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-01 18:29:34,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:29:34,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:29:34,385 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-01 18:29:40,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:29:40,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 649 states and 1124 transitions. [2020-12-01 18:29:40,553 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1124 transitions. [2020-12-01 18:29:40,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-01 18:29:40,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:29:40,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:29:40,631 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-01 18:29:40,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:29:40,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 651 states and 1125 transitions. [2020-12-01 18:29:40,684 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1125 transitions. [2020-12-01 18:29:40,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-12-01 18:29:40,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:29:40,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:29:43,342 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:29:48,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:29:48,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 653 states and 1127 transitions. [2020-12-01 18:29:48,823 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1127 transitions. [2020-12-01 18:29:48,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-01 18:29:48,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:29:48,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:29:48,929 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 18:29:51,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:29:51,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 654 states and 1127 transitions. [2020-12-01 18:29:51,802 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1127 transitions. [2020-12-01 18:29:51,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-12-01 18:29:51,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:29:51,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:29:56,059 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 18:29:59,797 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 10 [2020-12-01 18:30:14,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:30:14,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 657 states and 1133 transitions. [2020-12-01 18:30:14,488 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1133 transitions. [2020-12-01 18:30:14,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-12-01 18:30:14,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:30:14,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:30:16,739 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 18:30:25,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:30:25,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 660 states and 1139 transitions. [2020-12-01 18:30:25,440 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1139 transitions. [2020-12-01 18:30:25,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-12-01 18:30:25,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:30:25,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:30:25,522 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 18:30:25,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:30:25,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 661 states and 1139 transitions. [2020-12-01 18:30:25,562 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1139 transitions. [2020-12-01 18:30:25,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-12-01 18:30:25,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:30:25,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:30:28,165 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:30:34,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:30:34,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 663 states and 1141 transitions. [2020-12-01 18:30:34,268 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1141 transitions. [2020-12-01 18:30:34,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-12-01 18:30:34,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:30:34,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:30:34,401 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 18:30:40,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:30:40,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 665 states and 1142 transitions. [2020-12-01 18:30:40,896 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1142 transitions. [2020-12-01 18:30:40,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-12-01 18:30:40,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:30:40,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:30:40,967 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-01 18:30:41,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:30:41,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 669 states and 1150 transitions. [2020-12-01 18:30:41,006 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1150 transitions. [2020-12-01 18:30:41,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-12-01 18:30:41,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:30:41,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:30:43,613 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 18:30:52,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:30:52,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 669 states and 1149 transitions. [2020-12-01 18:30:52,390 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1149 transitions. [2020-12-01 18:30:52,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-12-01 18:30:52,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:30:52,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:30:55,197 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:31:01,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:31:01,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 671 states and 1151 transitions. [2020-12-01 18:31:01,376 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1151 transitions. [2020-12-01 18:31:01,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-12-01 18:31:01,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:31:01,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:31:04,116 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 18:31:13,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:31:13,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 674 states and 1157 transitions. [2020-12-01 18:31:13,333 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1157 transitions. [2020-12-01 18:31:13,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-12-01 18:31:13,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:31:13,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:31:13,748 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:31:14,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:31:14,175 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:31:17,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:31:17,000 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:31:19,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:31:19,300 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:31:27,289 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 114 iterations. [2020-12-01 18:31:27,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:31:27 ImpRootNode [2020-12-01 18:31:27,586 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 18:31:27,587 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 18:31:27,587 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 18:31:27,587 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 18:31:27,588 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:23:46" (3/4) ... [2020-12-01 18:31:27,591 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-01 18:31:27,591 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 18:31:27,595 INFO L168 Benchmark]: Toolchain (without parser) took 501847.73 ms. Allocated memory was 90.2 MB in the beginning and 662.7 MB in the end (delta: 572.5 MB). Free memory was 54.2 MB in the beginning and 526.0 MB in the end (delta: -471.9 MB). Peak memory consumption was 99.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:31:27,596 INFO L168 Benchmark]: CDTParser took 0.69 ms. Allocated memory is still 90.2 MB. Free memory was 47.7 MB in the beginning and 47.6 MB in the end (delta: 52.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:31:27,597 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2326.23 ms. Allocated memory was 90.2 MB in the beginning and 159.4 MB in the end (delta: 69.2 MB). Free memory was 53.9 MB in the beginning and 89.4 MB in the end (delta: -35.5 MB). Peak memory consumption was 64.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:31:27,597 INFO L168 Benchmark]: Boogie Procedure Inliner took 226.26 ms. Allocated memory is still 159.4 MB. Free memory was 89.4 MB in the beginning and 77.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:31:27,599 INFO L168 Benchmark]: Boogie Preprocessor took 211.88 ms. Allocated memory is still 159.4 MB. Free memory was 77.9 MB in the beginning and 65.3 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:31:27,601 INFO L168 Benchmark]: RCFGBuilder took 37663.30 ms. Allocated memory was 159.4 MB in the beginning and 662.7 MB in the end (delta: 503.3 MB). Free memory was 65.3 MB in the beginning and 331.9 MB in the end (delta: -266.6 MB). Peak memory consumption was 366.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:31:27,604 INFO L168 Benchmark]: CodeCheck took 461409.25 ms. Allocated memory is still 662.7 MB. Free memory was 331.9 MB in the beginning and 526.0 MB in the end (delta: -194.1 MB). Peak memory consumption was 144.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:31:27,604 INFO L168 Benchmark]: Witness Printer took 3.93 ms. Allocated memory is still 662.7 MB. Free memory is still 526.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:31:27,607 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 36 procedures, 330 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 461.0s, OverallIterations: 114, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: -1722014144 SDtfs, -824023216 SDslu, 117825784 SDs, 0 SdLazy, 1400800212 SolverSat, -1689004252 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 453.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 62488 GetRequests, 61804 SyntacticMatches, 238 SemanticMatches, 446 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88306 ImplicationChecksByTransitivity, 424.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.8s SsaConstructionTime, 6.7s SatisfiabilityAnalysisTime, 84.3s InterpolantComputationTime, 6207 NumberOfCodeBlocks, 6207 NumberOfCodeBlocksAsserted, 114 NumberOfCheckSat, 6016 ConstructedInterpolants, 0 QuantifiedInterpolants, 619804 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 113 InterpolantComputations, 90 PerfectInterpolantSequences, 827/1106 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 - UnprovableResult [Line: 12]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 5143, overapproximation of bitwiseAnd at line 6103. Possible FailurePath: [L5149] static struct lock_class_key __key___7 ; [L5150] static struct lock_class_key __key___8 ; [L5290-L5303] static char const __mod_author31[46] __attribute__((__used__, __unused__, __section__(".modinfo"), __aligned__(1))) = { (char const )'a', (char const )'u', (char const )'t', (char const )'h', (char const )'o', (char const )'r', (char const )'=', (char const )'S', (char const )'e', (char const )'b', (char const )'a', (char const )'s', (char const )'t', (char const )'i', (char const )'a', (char const )'n', (char const )' ', (char const )'H', (char const )'a', (char const )'a', (char const )'s', (char const )' ', (char const )'<', (char const )'h', (char const )'a', (char const )'a', (char const )'s', (char const )'@', (char const )'e', (char const )'m', (char const )'s', (char const )'-', (char const )'w', (char const )'u', (char const )'e', (char const )'n', (char const )'s', (char const )'c', (char const )'h', (char const )'e', (char const )'.', (char const )'c', (char const )'o', (char const )'m', (char const )'>', (char const )'\000'}; [L5304-L5323] static char const __mod_description32[70] __attribute__((__used__, __unused__, __section__(".modinfo"), __aligned__(1))) = { (char const )'d', (char const )'e', (char const )'s', (char const )'c', (char const )'r', (char const )'i', (char const )'p', (char const )'t', (char const )'i', (char const )'o', (char const )'n', (char const )'=', (char const )'C', (char const )'A', (char const )'N', (char const )' ', (char const )'d', (char const )'r', (char const )'i', (char const )'v', (char const )'e', (char const )'r', (char const )' ', (char const )'f', (char const )'o', (char const )'r', (char const )' ', (char const )'E', (char const )'M', (char const )'S', (char const )' ', (char const )'D', (char const )'r', (char const )'.', (char const )' ', (char const )'T', (char const )'h', (char const )'o', (char const )'m', (char const )'a', (char const )'s', (char const )' ', (char const )'W', (char const )'u', (char const )'e', (char const )'n', (char const )'s', (char const )'c', (char const )'h', (char const )'e', (char const )' ', (char const )'C', (char const )'A', (char const )'N', (char const )'/', (char const )'U', (char const )'S', (char const )'B', (char const )' ', (char const )'i', (char const )'n', (char const )'t', (char const )'e', (char const )'r', (char const )'f', (char const )'a', (char const )'c', (char const )'e', (char const )'s', (char const )'\000'}; [L5324-L5329] static char const __mod_license33[15] __attribute__((__used__, __unused__, __section__(".modinfo"), __aligned__(1))) = { (char const )'l', (char const )'i', (char const )'c', (char const )'e', (char const )'n', (char const )'s', (char const )'e', (char const )'=', (char const )'G', (char const )'P', (char const )'L', (char const )' ', (char const )'v', (char const )'2', (char const )'\000'}; [L5330-L5332] static struct usb_device_id ems_usb_table[1] = { {(__u16 )3, (__u16 )4822, (__u16 )1092, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}}; [L6247-L6287] static struct net_device_ops const ems_usb_netdev_ops = {(int (*)(struct net_device *dev ))0, (void (*)(struct net_device *dev ))0, & ems_usb_open, & ems_usb_close, & ems_usb_start_xmit, (u16 (*)(struct net_device *dev , struct sk_buff *skb ))0, (void (*)(struct net_device *dev , int flags ))0, (void (*)(struct net_device *dev ))0, (void (*)(struct net_device *dev ))0, (int (*)(struct net_device *dev , void *addr ))0, (int (*)(struct net_device *dev ))0, (int (*)(struct net_device *dev , struct ifreq *ifr , int cmd ))0, (int (*)(struct net_device *dev , struct ifmap *map ))0, (int (*)(struct net_device *dev , int new_mtu ))0, (int (*)(struct net_device *dev , struct neigh_parms * ))0, (void (*)(struct net_device *dev ))0, (struct rtnl_link_stats64 *(*)(struct net_device *dev , struct rtnl_link_stats64 *storage ))0, (struct net_device_stats *(*)(struct net_device *dev ))0, (void (*)(struct net_device *dev , struct vlan_group *grp ))0, (void (*)(struct net_device *dev , unsigned short vid ))0, (void (*)(struct net_device *dev , unsigned short vid ))0, (void (*)(struct net_device *dev ))0, (int (*)(struct net_device *dev , struct netpoll_info *info ))0, (void (*)(struct net_device *dev ))0, (int (*)(struct net_device *dev , int queue , u8 *mac ))0, (int (*)(struct net_device *dev , int queue , u16 vlan , u8 qos ))0, (int (*)(struct net_device *dev , int vf , int rate ))0, (int (*)(struct net_device *dev , int vf , struct ifla_vf_info *ivf ))0, (int (*)(struct net_device *dev , int vf , struct nlattr **port ))0, (int (*)(struct net_device *dev , int vf , struct sk_buff *skb ))0, (int (*)(struct net_device *dev , u8 tc ))0, (int (*)(struct net_device *dev ))0, (int (*)(struct net_device *dev ))0, (int (*)(struct net_device *dev , u16 xid , struct scatterlist *sgl , unsigned int sgc ))0, (int (*)(struct net_device *dev , u16 xid ))0, (int (*)(struct net_device *dev , u16 xid , struct scatterlist *sgl , unsigned int sgc ))0, (int (*)(struct net_device *dev , u64 *wwn , int type ))0, (int (*)(struct net_device *dev , struct sk_buff const *skb , u16 rxq_index , u32 flow_id ))0, (int (*)(struct net_device *dev , struct net_device *slave_dev ))0, (int (*)(struct net_device *dev , struct net_device *slave_dev ))0, (u32 (*)(struct net_device *dev , u32 features ))0, (int (*)(struct net_device *dev , u32 features ))0}; [L6288-L6292] static struct can_bittiming_const ems_usb_bittiming_const = {{(char )'e', (char )'m', (char )'s', (char )'_', (char )'u', (char )'s', (char )'b', (char )'\000', (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0}, (__u32 )1, (__u32 )16, (__u32 )1, (__u32 )8, (__u32 )4, (__u32 )1, (__u32 )64, (__u32 )1}; [L6543-L6561] static struct usb_driver ems_usb_driver = {"ems_usb", & ems_usb_probe, & ems_usb_disconnect, (int (*)(struct usb_interface *intf , unsigned int code , void *buf ))0, (int (*)(struct usb_interface *intf , pm_message_t message ))0, (int (*)(struct usb_interface *intf ))0, (int (*)(struct usb_interface *intf ))0, (int (*)(struct usb_interface *intf ))0, (int (*)(struct usb_interface *intf ))0, (struct usb_device_id const *)(ems_usb_table), {{{{{0U}, 0U, 0U, (void *)0, {(struct lock_class_key *)0, {(struct lock_class *)0, (struct lock_class *)0}, (char const *)0, 0, 0UL}}}}, {(struct list_head *)0, (struct list_head *)0}}, {{(char const *)0, (struct bus_type *)0, (struct module *)0, (char const *)0, (_Bool)0, (struct of_device_id const *)0, (int (*)(struct device *dev ))0, (int (*)(struct device *dev ))0, (void (*)(struct device *dev ))0, (int (*)(struct device *dev , pm_message_t state ))0, (int (*)(struct device *dev ))0, (struct attribute_group const **)0, (struct dev_pm_ops const *)0, (struct driver_private *)0}, 0}, 0U, 0U, 0U}; [L6614] int LDV_IN_INTERRUPT ; [L6615] static int res_ems_usb_open_10 ; [L6616] static int res_ems_usb_close_12 ; [L6617] static int res_ems_usb_probe_16 ; [L6767] int ldv_urb_state = 0; [L6768] int ldv_coherent_state = 0; [L6619] struct net_device *var_group1 ; [L6620] struct sk_buff *var_group2 ; [L6621] struct usb_interface *var_group3 ; [L6622] struct usb_device_id const *var_ems_usb_probe_16_p1 ; [L6623] int tmp___7 ; [L6624] int ldv_s_ems_usb_netdev_ops_net_device_ops ; [L6625] int ldv_s_ems_usb_driver_usb_driver ; [L6626] int tmp___8 ; [L6627] int tmp___9 ; [L6630] LDV_IN_INTERRUPT = 1 VAL [__key___7={27074:0}, __key___8={27069:0}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6632] CALL, EXPR ems_usb_init() VAL [__key___7={27074:0}, __key___8={27069:0}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6565] int err ; [L5140] int tmp___7 ; [L5143] CALL, EXPR usb_register_driver(driver, & __this_module, "ems_usb") [L7025] return __VERIFIER_nondet_int(); [L5143] tmp___7 = usb_register_driver(driver, & __this_module, "ems_usb") [L5145] return (tmp___7); [L6569] err = usb_register(& ems_usb_driver) [L6571] COND FALSE !(\read(err)) [L6578] return (0); [L6632] RET, EXPR ems_usb_init() VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6632] tmp___7 = ems_usb_init() [L6634] COND FALSE !(\read(tmp___7)) [L6638] ldv_s_ems_usb_netdev_ops_net_device_ops = 0 [L6639] ldv_s_ems_usb_driver_usb_driver = 0 VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6641] COND TRUE 1 [L6644] tmp___9 = __VERIFIER_nondet_int() [L6646] COND TRUE \read(tmp___9) VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6655] tmp___8 = __VERIFIER_nondet_int() [L6657] COND FALSE !(tmp___8 == 0) VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6660] COND FALSE !(tmp___8 == 1) VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6663] COND TRUE tmp___8 == 2 [L6048] struct ems_usb *dev ; [L6049] void *tmp___7 ; [L6050] struct ems_tx_urb_context *context ; [L6051] struct net_device_stats *stats ; [L6052] struct can_frame *cf ; [L6053] struct ems_cpc_msg *msg ; [L6054] struct urb *urb ; [L6055] u8 *buf ; [L6056] int i ; [L6057] int err ; [L6058] size_t size ; [L6059] int tmp___8 ; [L6060] void *tmp___9 ; [L6061] unsigned int tmp___10 ; [L6062] int tmp___11 ; [L6063] long tmp___12 ; VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6066] CALL, EXPR netdev_priv((struct net_device const *)netdev) VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, dev={0:-520}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L4976] return ((void *)((char *)dev + ((sizeof(struct net_device ) + 31UL) & 0x0fffffffffffffe0UL))); [L6066] RET, EXPR netdev_priv((struct net_device const *)netdev) VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6066] tmp___7 = netdev_priv((struct net_device const *)netdev) [L6067] dev = (struct ems_usb *)tmp___7 [L6068] context = (struct ems_tx_urb_context *)((void *)0) [L6069] stats = & netdev->stats [L6070] EXPR skb->data [L6070] cf = (struct can_frame *)skb->data [L6071] size = 15UL + sizeof(struct cpc_can_msg ) [L5252] struct can_frame const *cf ; [L5253] int tmp___7 ; [L5254] long tmp___8 ; [L5256] EXPR skb->data [L5256] cf = (struct can_frame const *)((struct can_frame *)skb->data) [L5257] EXPR skb->len [L5257] COND FALSE !((unsigned long )skb->len != sizeof(*cf)) [L5260] EXPR cf->can_dlc [L5260] COND FALSE !((int const )cf->can_dlc > 8) [L5263] tmp___7 = 0 [L5266] tmp___8 = __builtin_expect((long )tmp___7, 0L) [L5268] COND FALSE !(\read(tmp___8)) [L5276] return (0); [L6072] tmp___8 = can_dropped_invalid_skb(netdev, skb) [L6074] COND FALSE !(\read(tmp___8)) VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6079] CALL, EXPR usb_alloc_urb(0, 32U) VAL [\old(iso_packets)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, __key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6830] void *arbitrary_memory ; [L6831] void *tmp___7 ; VAL [\old(iso_packets)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, __key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, iso_packets=0, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6834] COND TRUE 1 VAL [\old(iso_packets)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, __key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, iso_packets=0, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6837] CALL, EXPR ldv_undefined_pointer() VAL [\old(ldv_urb_state)=0, __key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6982] CALL, EXPR ldv_malloc(0UL) VAL [\old(ldv_urb_state)=0, \old(size)=0, __key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6911] COND FALSE !(__VERIFIER_nondet_bool()) [L6912] return malloc(size); [L6982] RET, EXPR ldv_malloc(0UL) VAL [\old(ldv_urb_state)=0, __key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_malloc(0UL)={-18446744073709543245:0}, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6982] return ldv_malloc(0UL); [L6837] RET, EXPR ldv_undefined_pointer() VAL [\old(iso_packets)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, __key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, iso_packets=0, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_undefined_pointer()={-18446744073709543245:0}, ldv_urb_state=0, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6837] tmp___7 = ldv_undefined_pointer() [L6838] arbitrary_memory = tmp___7 [L6840] COND FALSE !(! arbitrary_memory) [L6844] ldv_urb_state = ldv_urb_state + 1 [L6845] return ((struct urb *)arbitrary_memory); VAL [\old(iso_packets)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, \result={-18446744073709543245:0}, __key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, arbitrary_memory={-18446744073709543245:0}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, iso_packets=0, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7={-18446744073709543245:0}] [L6079] RET, EXPR usb_alloc_urb(0, 32U) VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6079] urb = usb_alloc_urb(0, 32U) [L6081] COND FALSE !(! urb) [L6089] EXPR dev->udev VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6089] CALL, EXPR usb_alloc_coherent(dev->udev, size, 32U, & urb->transfer_dma) VAL [\old(ldv_coherent_state)=0, \old(mem_flags)=32, \old(size)=28, __key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, dev={157:154}, dma={-18446744073709543245:104}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6773] void *arbitrary_memory ; [L6774] void *tmp___7 ; VAL [\old(ldv_coherent_state)=0, \old(mem_flags)=32, \old(size)=28, __key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, dev={157:154}, dev={157:154}, dma={-18446744073709543245:104}, dma={-18446744073709543245:104}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28] [L6777] COND TRUE 1 VAL [\old(ldv_coherent_state)=0, \old(mem_flags)=32, \old(size)=28, __key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, dev={157:154}, dev={157:154}, dma={-18446744073709543245:104}, dma={-18446744073709543245:104}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28] [L6780] CALL, EXPR ldv_undefined_pointer() VAL [\old(ldv_coherent_state)=0, __key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6982] CALL, EXPR ldv_malloc(0UL) VAL [\old(ldv_coherent_state)=0, \old(size)=0, __key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6911] COND FALSE !(__VERIFIER_nondet_bool()) [L6912] return malloc(size); [L6982] RET, EXPR ldv_malloc(0UL) VAL [\old(ldv_coherent_state)=0, __key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_malloc(0UL)={-18446744073709543244:0}, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6982] return ldv_malloc(0UL); [L6780] RET, EXPR ldv_undefined_pointer() VAL [\old(ldv_coherent_state)=0, \old(mem_flags)=32, \old(size)=28, __key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, dev={157:154}, dev={157:154}, dma={-18446744073709543245:104}, dma={-18446744073709543245:104}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_undefined_pointer()={-18446744073709543244:0}, ldv_urb_state=1, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28] [L6780] tmp___7 = ldv_undefined_pointer() [L6781] arbitrary_memory = tmp___7 [L6783] COND FALSE !(! arbitrary_memory) [L6787] ldv_coherent_state = ldv_coherent_state + 1 [L6788] return (arbitrary_memory); VAL [\old(ldv_coherent_state)=0, \old(mem_flags)=32, \old(size)=28, \result={-18446744073709543244:0}, __key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, arbitrary_memory={-18446744073709543244:0}, dev={157:154}, dev={157:154}, dma={-18446744073709543245:104}, dma={-18446744073709543245:104}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, tmp___7={-18446744073709543244:0}] [L6089] RET, EXPR usb_alloc_coherent(dev->udev, size, 32U, & urb->transfer_dma) VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6089] tmp___9 = usb_alloc_coherent(dev->udev, size, 32U, & urb->transfer_dma) [L6090] buf = (u8 *)tmp___9 VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6092] COND FALSE !(! buf) [L6100] msg = (struct ems_cpc_msg *)(buf + 4) [L6101] EXPR cf->can_id [L6101] msg->msg.can_msg.id = cf->can_id & 536870911U [L6102] EXPR cf->can_dlc [L6102] msg->msg.can_msg.length = cf->can_dlc [L6103] EXPR cf->can_id VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6103] COND TRUE cf->can_id & 1073741824U [L6104] EXPR cf->can_id [L6104] COND FALSE !(cf->can_id & 2147483648U) [L6107] msg->type = (u8 )13 [L6109] msg->length = (u8 )5 VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6132] EXPR msg->msg.can_msg.id [L6132] msg->msg.can_msg.id = msg->msg.can_msg.id [L6133] i = 0 VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6135] COND TRUE 1 VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6137] COND TRUE i < 10 [L6141] EXPR dev->tx_contexts[i].echo_index VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6141] COND TRUE dev->tx_contexts[i].echo_index == 10U [L6142] context = & dev->tx_contexts[i] VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6151] COND TRUE ! context VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6153] FCALL usb_unanchor_urb(urb) VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6154] EXPR dev->udev [L6154] EXPR urb->transfer_dma VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6154] CALL usb_free_coherent(dev->udev, size, (void *)buf, urb->transfer_dma) VAL [\old(dma)=156, \old(ldv_coherent_state)=1, \old(size)=28, __key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, addr={-18446744073709543244:0}, dev={157:154}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6802] COND TRUE 1 VAL [\old(dma)=156, \old(ldv_coherent_state)=1, \old(size)=28, __key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, addr={-18446744073709543244:0}, addr={-18446744073709543244:0}, dev={157:154}, dev={157:154}, dma=156, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28] [L6804] COND FALSE !(! ((unsigned long )addr != (unsigned long )((void *)0))) VAL [\old(dma)=156, \old(ldv_coherent_state)=1, \old(size)=28, __key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, addr={-18446744073709543244:0}, addr={-18446744073709543244:0}, dev={157:154}, dev={157:154}, dma=156, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28] [L6810] COND TRUE \read(*addr) VAL [\old(dma)=156, \old(ldv_coherent_state)=1, \old(size)=28, __key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, addr={-18446744073709543244:0}, addr={-18446744073709543244:0}, dev={157:154}, dev={157:154}, dma=156, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28] [L6811] COND TRUE ldv_coherent_state >= 1 VAL [\old(dma)=156, \old(ldv_coherent_state)=1, \old(size)=28, __key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, addr={-18446744073709543244:0}, addr={-18446744073709543244:0}, dev={157:154}, dev={157:154}, dma=156, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28] [L6817] ldv_coherent_state = ldv_coherent_state - 1 VAL [\old(dma)=156, \old(ldv_coherent_state)=1, \old(size)=28, __key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, addr={-18446744073709543244:0}, addr={-18446744073709543244:0}, dev={157:154}, dev={157:154}, dma=156, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28] [L6154] RET usb_free_coherent(dev->udev, size, (void *)buf, urb->transfer_dma) VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6155] netdev->dev.parent [L6157] return ((netdev_tx_t )16); VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6641] COND TRUE 1 [L6644] tmp___9 = __VERIFIER_nondet_int() [L6646] COND FALSE !(\read(tmp___9)) VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6648] COND FALSE !(! (ldv_s_ems_usb_netdev_ops_net_device_ops == 0)) VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6650] COND FALSE !(! (ldv_s_ems_usb_driver_usb_driver == 0)) VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6742] FCALL ems_usb_exit() VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6889] COND FALSE !(ldv_urb_state == 0) VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6892] CALL ldv_blast_assert() VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L12] COND FALSE !(0) VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L12] __assert_fail ("0", "usb_urb-drivers-net-can-usb-ems_usb.ko.cil.out.c", 3, __extension__ __PRETTY_FUNCTION__) VAL [__key___7={27074:0}, __key___8={27069:0}, __this_module={106:103}, ems_usb_bittiming_const={27080:0}, ems_usb_driver={27066:0}, ems_usb_netdev_ops={27073:0}, ems_usb_table={27070:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69 ms. Allocated memory is still 90.2 MB. Free memory was 47.7 MB in the beginning and 47.6 MB in the end (delta: 52.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2326.23 ms. Allocated memory was 90.2 MB in the beginning and 159.4 MB in the end (delta: 69.2 MB). Free memory was 53.9 MB in the beginning and 89.4 MB in the end (delta: -35.5 MB). Peak memory consumption was 64.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 226.26 ms. Allocated memory is still 159.4 MB. Free memory was 89.4 MB in the beginning and 77.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 211.88 ms. Allocated memory is still 159.4 MB. Free memory was 77.9 MB in the beginning and 65.3 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 37663.30 ms. Allocated memory was 159.4 MB in the beginning and 662.7 MB in the end (delta: 503.3 MB). Free memory was 65.3 MB in the beginning and 331.9 MB in the end (delta: -266.6 MB). Peak memory consumption was 366.7 MB. Max. memory is 16.1 GB. * CodeCheck took 461409.25 ms. Allocated memory is still 662.7 MB. Free memory was 331.9 MB in the beginning and 526.0 MB in the end (delta: -194.1 MB). Peak memory consumption was 144.6 MB. Max. memory is 16.1 GB. * Witness Printer took 3.93 ms. Allocated memory is still 662.7 MB. Free memory is still 526.0 MB. There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 18:31:30,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:31:30,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:31:30,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-12-01 18:31:30,259 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:31:30,262 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:31:30,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:31:30,267 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:31:30,270 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:31:30,275 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:31:30,279 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:31:30,285 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:31:30,290 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:31:30,292 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:31:30,295 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:31:30,300 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:31:30,309 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-01 18:31:30,315 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:31:30,316 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:31:30,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:31:30,319 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:31:30,321 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:31:30,322 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:31:30,323 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:31:30,323 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:31:30,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:31:30,326 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:31:30,327 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:31:30,328 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-12-01 18:31:30,396 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:31:30,396 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:31:30,399 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:31:30,399 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:31:30,401 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:31:30,402 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:31:30,402 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:31:30,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:31:30,403 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:31:30,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:31:30,404 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:31:30,405 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 18:31:30,405 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 18:31:30,405 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 18:31:30,405 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:31:30,406 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:31:30,406 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:31:30,406 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:31:30,407 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:31:30,407 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:31:30,407 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:31:30,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:31:30,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:31:30,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:31:30,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:31:30,408 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 18:31:30,409 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 18:31:30,409 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:31:30,409 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 18:31:30,409 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:31:30,410 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-12-01 18:31:30,410 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_5bf8ce30-ddae-471c-8654-41983ddd0dbd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c6e43c3c104aca4c3844a3786ec12ba3b1bbebd [2020-12-01 18:31:30,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:31:30,874 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:31:30,878 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:31:30,880 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:31:30,880 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:31:30,881 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-can-usb-ems_usb.ko.cil.out.i [2020-12-01 18:31:30,950 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/bin/ukojak/data/7ab7dd69f/6435bb6035324f91ae3952401938d3e6/FLAGde49d44d4 [2020-12-01 18:31:31,936 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:31:31,937 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-can-usb-ems_usb.ko.cil.out.i [2020-12-01 18:31:31,982 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/bin/ukojak/data/7ab7dd69f/6435bb6035324f91ae3952401938d3e6/FLAGde49d44d4 [2020-12-01 18:31:32,331 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/bin/ukojak/data/7ab7dd69f/6435bb6035324f91ae3952401938d3e6 [2020-12-01 18:31:32,333 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:31:32,334 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:31:32,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:31:32,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:31:32,351 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:31:32,352 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:31:32" (1/1) ... [2020-12-01 18:31:32,356 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2586e923 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:31:32, skipping insertion in model container [2020-12-01 18:31:32,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:31:32" (1/1) ... [2020-12-01 18:31:32,363 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:31:32,507 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:31:34,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:31:34,131 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-12-01 18:31:34,177 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:31:34,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:31:34,479 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:31:34,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:31:35,365 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:31:35,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:31:35 WrapperNode [2020-12-01 18:31:35,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:31:35,367 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:31:35,368 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:31:35,368 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:31:35,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:31:35" (1/1) ... [2020-12-01 18:31:35,455 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:31:35" (1/1) ... [2020-12-01 18:31:35,601 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:31:35,605 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:31:35,605 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:31:35,605 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:31:35,616 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:31:35" (1/1) ... [2020-12-01 18:31:35,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:31:35" (1/1) ... [2020-12-01 18:31:35,655 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:31:35" (1/1) ... [2020-12-01 18:31:35,664 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:31:35" (1/1) ... [2020-12-01 18:31:35,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:31:35" (1/1) ... [2020-12-01 18:31:35,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:31:35" (1/1) ... [2020-12-01 18:31:35,850 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:31:35" (1/1) ... [2020-12-01 18:31:35,878 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:31:35,879 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:31:35,880 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:31:35,880 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:31:35,881 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:31:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5bf8ce30-ddae-471c-8654-41983ddd0dbd/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 18:31:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2020-12-01 18:31:35,964 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2020-12-01 18:31:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2020-12-01 18:31:35,965 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_init [2020-12-01 18:31:35,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_init [2020-12-01 18:31:35,965 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2020-12-01 18:31:35,965 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2020-12-01 18:31:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2020-12-01 18:31:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 18:31:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-12-01 18:31:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-12-01 18:31:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2020-12-01 18:31:35,967 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2020-12-01 18:31:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_control_cmd [2020-12-01 18:31:35,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_control_cmd [2020-12-01 18:31:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-12-01 18:31:35,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-12-01 18:31:35,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-12-01 18:31:35,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-12-01 18:31:35,968 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_exit [2020-12-01 18:31:35,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_exit [2020-12-01 18:31:35,968 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2020-12-01 18:31:35,969 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2020-12-01 18:31:35,969 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-12-01 18:31:35,969 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-12-01 18:31:35,969 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2020-12-01 18:31:35,969 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2020-12-01 18:31:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2020-12-01 18:31:35,970 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2020-12-01 18:31:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2020-12-01 18:31:35,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2020-12-01 18:31:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2020-12-01 18:31:35,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2020-12-01 18:31:35,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2020-12-01 18:31:35,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2020-12-01 18:31:35,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2020-12-01 18:31:35,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2020-12-01 18:31:35,972 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2020-12-01 18:31:35,972 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2020-12-01 18:31:35,972 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_command_msg [2020-12-01 18:31:35,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_command_msg [2020-12-01 18:31:35,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 18:31:35,973 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_all_urbs [2020-12-01 18:31:35,973 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_all_urbs [2020-12-01 18:31:35,973 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2020-12-01 18:31:35,973 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2020-12-01 18:31:35,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 18:31:35,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:31:35,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2020-12-01 18:31:35,974 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_write_mode [2020-12-01 18:31:35,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_write_mode [2020-12-01 18:31:35,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2020-12-01 18:31:35,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2020-12-01 18:31:35,975 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2020-12-01 18:31:35,975 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2020-12-01 18:31:35,975 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2020-12-01 18:31:35,975 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2020-12-01 18:31:35,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 18:31:35,976 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2020-12-01 18:31:35,976 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2020-12-01 18:31:35,976 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2020-12-01 18:31:35,976 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2020-12-01 18:31:35,976 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2020-12-01 18:31:35,977 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2020-12-01 18:31:35,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2020-12-01 18:31:35,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2020-12-01 18:31:35,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2020-12-01 18:31:35,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2020-12-01 18:31:35,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:31:35,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 18:31:35,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-01 18:31:35,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2020-12-01 18:31:35,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 18:31:35,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-12-01 18:31:35,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2020-12-01 18:31:35,979 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-12-01 18:31:35,979 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-12-01 18:31:35,979 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2020-12-01 18:31:35,979 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2020-12-01 18:31:35,980 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-12-01 18:31:35,980 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-12-01 18:31:35,980 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2020-12-01 18:31:35,980 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2020-12-01 18:31:35,980 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2020-12-01 18:31:35,981 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2020-12-01 18:31:35,981 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-12-01 18:31:35,981 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-12-01 18:31:35,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2020-12-01 18:31:35,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2020-12-01 18:31:35,981 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2020-12-01 18:31:35,982 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2020-12-01 18:31:35,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2020-12-01 18:31:35,982 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2020-12-01 18:31:35,982 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2020-12-01 18:31:35,982 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2020-12-01 18:31:35,982 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2020-12-01 18:31:35,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:31:35,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:31:38,757 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2020-12-01 18:31:49,057 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-01 18:32:45,475 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2020-12-01 18:32:45,476 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2020-12-01 18:34:05,761 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:34:05,762 INFO L298 CfgBuilder]: Removed 102 assume(true) statements. [2020-12-01 18:34:05,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:34:05 BoogieIcfgContainer [2020-12-01 18:34:05,766 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:34:05,767 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:34:05,767 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:34:05,780 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:34:05,781 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:34:05" (1/1) ... [2020-12-01 18:34:05,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:34:05,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:34:05,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 329 states and 459 transitions. [2020-12-01 18:34:05,874 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 459 transitions. [2020-12-01 18:34:05,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 18:34:05,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:34:05,925 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 18:34:05,931 INFO L168 Benchmark]: Toolchain (without parser) took 153594.78 ms. Allocated memory was 67.1 MB in the beginning and 522.2 MB in the end (delta: 455.1 MB). Free memory was 38.1 MB in the beginning and 414.5 MB in the end (delta: -376.4 MB). Peak memory consumption was 79.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:34:05,932 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 67.1 MB. Free memory was 48.3 MB in the beginning and 48.3 MB in the end (delta: 29.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:34:05,933 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3031.39 ms. Allocated memory was 67.1 MB in the beginning and 203.4 MB in the end (delta: 136.3 MB). Free memory was 37.9 MB in the beginning and 141.8 MB in the end (delta: -104.0 MB). Peak memory consumption was 86.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:34:05,934 INFO L168 Benchmark]: Boogie Procedure Inliner took 236.67 ms. Allocated memory is still 203.4 MB. Free memory was 141.8 MB in the beginning and 129.3 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:34:05,935 INFO L168 Benchmark]: Boogie Preprocessor took 273.28 ms. Allocated memory is still 203.4 MB. Free memory was 129.3 MB in the beginning and 115.6 MB in the end (delta: 13.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:34:05,936 INFO L168 Benchmark]: RCFGBuilder took 149886.82 ms. Allocated memory was 203.4 MB in the beginning and 522.2 MB in the end (delta: 318.8 MB). Free memory was 115.6 MB in the beginning and 420.8 MB in the end (delta: -305.2 MB). Peak memory consumption was 296.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:34:05,937 INFO L168 Benchmark]: CodeCheck took 161.02 ms. Allocated memory is still 522.2 MB. Free memory was 420.8 MB in the beginning and 414.5 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:34:05,942 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 67.1 MB. Free memory was 48.3 MB in the beginning and 48.3 MB in the end (delta: 29.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3031.39 ms. Allocated memory was 67.1 MB in the beginning and 203.4 MB in the end (delta: 136.3 MB). Free memory was 37.9 MB in the beginning and 141.8 MB in the end (delta: -104.0 MB). Peak memory consumption was 86.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 236.67 ms. Allocated memory is still 203.4 MB. Free memory was 141.8 MB in the beginning and 129.3 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 273.28 ms. Allocated memory is still 203.4 MB. Free memory was 129.3 MB in the beginning and 115.6 MB in the end (delta: 13.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 149886.82 ms. Allocated memory was 203.4 MB in the beginning and 522.2 MB in the end (delta: 318.8 MB). Free memory was 115.6 MB in the beginning and 420.8 MB in the end (delta: -305.2 MB). Peak memory consumption was 296.7 MB. Max. memory is 16.1 GB. * CodeCheck took 161.02 ms. Allocated memory is still 522.2 MB. Free memory was 420.8 MB in the beginning and 414.5 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request...