./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 07e036184ac84194ee7b0a696a3ab73e87a24962 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 07e036184ac84194ee7b0a696a3ab73e87a24962 ....................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-19 23:20:53,334 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 23:20:53,337 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 23:20:53,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 23:20:53,350 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 23:20:53,351 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 23:20:53,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 23:20:53,356 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 23:20:53,358 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 23:20:53,359 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 23:20:53,360 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 23:20:53,362 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 23:20:53,362 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 23:20:53,363 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 23:20:53,365 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 23:20:53,366 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 23:20:53,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 23:20:53,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 23:20:53,371 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 23:20:53,374 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 23:20:53,376 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 23:20:53,378 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 23:20:53,379 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 23:20:53,380 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 23:20:53,383 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 23:20:53,384 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 23:20:53,384 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 23:20:53,386 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 23:20:53,386 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 23:20:53,387 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 23:20:53,391 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 23:20:53,392 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 23:20:53,393 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 23:20:53,393 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 23:20:53,395 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 23:20:53,397 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 23:20:53,398 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 23:20:53,398 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 23:20:53,399 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 23:20:53,400 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 23:20:53,403 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 23:20:53,404 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2019-11-19 23:20:53,425 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 23:20:53,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 23:20:53,427 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-19 23:20:53,427 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-19 23:20:53,428 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 23:20:53,428 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 23:20:53,429 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 23:20:53,429 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 23:20:53,429 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 23:20:53,429 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 23:20:53,431 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 23:20:53,431 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 23:20:53,431 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 23:20:53,431 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 23:20:53,432 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 23:20:53,432 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-19 23:20:53,432 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-19 23:20:53,433 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 23:20:53,433 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 23:20:53,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-19 23:20:53,434 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 23:20:53,434 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 23:20:53,434 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 23:20:53,434 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-19 23:20:53,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 23:20:53,435 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 23:20:53,435 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-19 23:20:53,435 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 07e036184ac84194ee7b0a696a3ab73e87a24962 [2019-11-19 23:20:53,633 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 23:20:53,645 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 23:20:53,649 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 23:20:53,653 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 23:20:53,654 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 23:20:53,655 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/bin/ukojak/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i [2019-11-19 23:20:53,718 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/bin/ukojak/data/147ab30f4/f441f34a0915427284a1077da6699057/FLAGa067c9adb [2019-11-19 23:20:54,549 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 23:20:54,550 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i [2019-11-19 23:20:54,602 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/bin/ukojak/data/147ab30f4/f441f34a0915427284a1077da6699057/FLAGa067c9adb [2019-11-19 23:20:55,025 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/bin/ukojak/data/147ab30f4/f441f34a0915427284a1077da6699057 [2019-11-19 23:20:55,028 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 23:20:55,030 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 23:20:55,031 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 23:20:55,031 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 23:20:55,035 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 23:20:55,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:20:55" (1/1) ... [2019-11-19 23:20:55,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31b2c38a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:20:55, skipping insertion in model container [2019-11-19 23:20:55,039 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:20:55" (1/1) ... [2019-11-19 23:20:55,048 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 23:20:55,200 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 23:20:58,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 23:20:58,674 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 23:20:59,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 23:20:59,857 INFO L192 MainTranslator]: Completed translation [2019-11-19 23:20:59,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:20:59 WrapperNode [2019-11-19 23:20:59,857 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 23:20:59,858 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 23:20:59,859 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 23:20:59,859 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 23:20:59,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:20:59" (1/1) ... [2019-11-19 23:20:59,985 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:20:59" (1/1) ... [2019-11-19 23:21:00,147 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 23:21:00,148 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 23:21:00,148 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 23:21:00,148 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 23:21:00,159 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:20:59" (1/1) ... [2019-11-19 23:21:00,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:20:59" (1/1) ... [2019-11-19 23:21:00,182 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:20:59" (1/1) ... [2019-11-19 23:21:00,182 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:20:59" (1/1) ... [2019-11-19 23:21:00,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:20:59" (1/1) ... [2019-11-19 23:21:00,288 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:20:59" (1/1) ... [2019-11-19 23:21:00,308 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:20:59" (1/1) ... [2019-11-19 23:21:00,335 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 23:21:00,337 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 23:21:00,338 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 23:21:00,338 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 23:21:00,339 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:20:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/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 [2019-11-19 23:21:00,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2019-11-19 23:21:00,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2019-11-19 23:21:00,436 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-11-19 23:21:00,436 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-11-19 23:21:00,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-11-19 23:21:00,437 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-11-19 23:21:00,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-19 23:21:00,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-11-19 23:21:00,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_remap [2019-11-19 23:21:00,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_remap [2019-11-19 23:21:00,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2019-11-19 23:21:00,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2019-11-19 23:21:00,440 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-11-19 23:21:00,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-11-19 23:21:00,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2019-11-19 23:21:00,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2019-11-19 23:21:00,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2019-11-19 23:21:00,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2019-11-19 23:21:00,441 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-11-19 23:21:00,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-11-19 23:21:00,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-11-19 23:21:00,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-11-19 23:21:00,442 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-11-19 23:21:00,442 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-11-19 23:21:00,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-11-19 23:21:00,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-11-19 23:21:00,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2019-11-19 23:21:00,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2019-11-19 23:21:00,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-19 23:21:00,443 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-11-19 23:21:00,443 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-11-19 23:21:00,444 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-11-19 23:21:00,444 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-11-19 23:21:00,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2019-11-19 23:21:00,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2019-11-19 23:21:00,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mtx_of_vme_dma_resource [2019-11-19 23:21:00,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mtx_of_vme_dma_resource [2019-11-19 23:21:00,445 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-11-19 23:21:00,445 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-11-19 23:21:00,445 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-11-19 23:21:00,446 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-11-19 23:21:00,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-19 23:21:00,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2019-11-19 23:21:00,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2019-11-19 23:21:00,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-11-19 23:21:00,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-11-19 23:21:00,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2019-11-19 23:21:00,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2019-11-19 23:21:00,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-19 23:21:00,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2019-11-19 23:21:00,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2019-11-19 23:21:00,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-11-19 23:21:00,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-11-19 23:21:00,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2019-11-19 23:21:00,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2019-11-19 23:21:00,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-11-19 23:21:00,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-11-19 23:21:00,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-11-19 23:21:00,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-11-19 23:21:00,450 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2019-11-19 23:21:00,450 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2019-11-19 23:21:00,451 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-11-19 23:21:00,451 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-11-19 23:21:00,451 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-11-19 23:21:00,452 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-11-19 23:21:00,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2019-11-19 23:21:00,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2019-11-19 23:21:00,454 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-11-19 23:21:00,454 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-11-19 23:21:00,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2019-11-19 23:21:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2019-11-19 23:21:00,455 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2019-11-19 23:21:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2019-11-19 23:21:00,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-19 23:21:00,455 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-11-19 23:21:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-11-19 23:21:00,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-11-19 23:21:00,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-11-19 23:21:00,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-19 23:21:00,458 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-11-19 23:21:00,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-11-19 23:21:00,458 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-11-19 23:21:00,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-11-19 23:21:00,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mtx_of_vme_dma_resource [2019-11-19 23:21:00,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mtx_of_vme_dma_resource [2019-11-19 23:21:00,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2019-11-19 23:21:00,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2019-11-19 23:21:00,459 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-11-19 23:21:00,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-11-19 23:21:00,460 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-11-19 23:21:00,460 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-11-19 23:21:00,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 23:21:00,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 23:21:00,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-11-19 23:21:00,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-11-19 23:21:00,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-19 23:21:00,465 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-19 23:21:00,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2019-11-19 23:21:00,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2019-11-19 23:21:00,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2019-11-19 23:21:00,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2019-11-19 23:21:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2019-11-19 23:21:00,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2019-11-19 23:21:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-19 23:21:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-11-19 23:21:00,467 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-11-19 23:21:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2019-11-19 23:21:00,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2019-11-19 23:21:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-19 23:21:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-19 23:21:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure ca91cx42_slot_get [2019-11-19 23:21:00,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ca91cx42_slot_get [2019-11-19 23:21:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-11-19 23:21:00,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-11-19 23:21:00,469 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-11-19 23:21:00,470 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-11-19 23:21:00,470 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-11-19 23:21:00,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-11-19 23:21:00,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2019-11-19 23:21:00,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2019-11-19 23:21:00,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-11-19 23:21:00,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-11-19 23:21:00,472 INFO L130 BoogieDeclarations]: Found specification of procedure ca91cx42_irq_exit [2019-11-19 23:21:00,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ca91cx42_irq_exit [2019-11-19 23:21:00,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-19 23:21:00,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-19 23:21:00,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2019-11-19 23:21:00,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2019-11-19 23:21:00,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-11-19 23:21:00,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-11-19 23:21:00,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2019-11-19 23:21:00,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2019-11-19 23:21:00,478 INFO L130 BoogieDeclarations]: Found specification of procedure ca91cx42_crcsr_exit [2019-11-19 23:21:00,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ca91cx42_crcsr_exit [2019-11-19 23:21:00,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2019-11-19 23:21:00,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2019-11-19 23:21:00,479 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-19 23:21:00,479 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-11-19 23:21:00,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-11-19 23:21:00,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-11-19 23:21:00,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-19 23:21:00,489 INFO L130 BoogieDeclarations]: Found specification of procedure ca91cx42_remove [2019-11-19 23:21:00,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ca91cx42_remove [2019-11-19 23:21:00,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2019-11-19 23:21:00,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2019-11-19 23:21:00,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-11-19 23:21:00,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-11-19 23:21:00,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2019-11-19 23:21:00,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2019-11-19 23:21:00,490 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-11-19 23:21:00,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-11-19 23:21:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-11-19 23:21:00,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-11-19 23:21:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2019-11-19 23:21:00,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2019-11-19 23:21:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure ca91cx42_dma_busy [2019-11-19 23:21:00,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ca91cx42_dma_busy [2019-11-19 23:21:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-19 23:21:01,227 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-11-19 23:21:09,396 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 23:21:09,397 INFO L285 CfgBuilder]: Removed 250 assume(true) statements. [2019-11-19 23:21:09,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:21:09 BoogieIcfgContainer [2019-11-19 23:21:09,399 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 23:21:09,399 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-19 23:21:09,399 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-19 23:21:09,411 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-19 23:21:09,411 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:21:09" (1/1) ... [2019-11-19 23:21:09,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:21:09,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:09,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 773 states and 1048 transitions. [2019-11-19 23:21:09,518 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1048 transitions. [2019-11-19 23:21:09,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-19 23:21:09,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:09,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:10,155 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:21:11,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:11,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 786 states and 1067 transitions. [2019-11-19 23:21:11,280 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1067 transitions. [2019-11-19 23:21:11,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-19 23:21:11,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:11,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:11,492 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:21:11,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:11,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 789 states and 1070 transitions. [2019-11-19 23:21:11,534 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1070 transitions. [2019-11-19 23:21:11,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-19 23:21:11,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:11,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:11,698 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:21:12,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:12,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 803 states and 1091 transitions. [2019-11-19 23:21:12,703 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1091 transitions. [2019-11-19 23:21:12,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-19 23:21:12,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:12,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:12,892 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:21:12,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:12,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 807 states and 1096 transitions. [2019-11-19 23:21:12,937 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1096 transitions. [2019-11-19 23:21:12,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-19 23:21:12,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:13,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:13,136 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:21:14,272 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2019-11-19 23:21:14,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:14,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 822 states and 1119 transitions. [2019-11-19 23:21:14,369 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1119 transitions. [2019-11-19 23:21:14,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-19 23:21:14,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:14,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:14,479 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:21:14,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:14,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 827 states and 1126 transitions. [2019-11-19 23:21:14,530 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1126 transitions. [2019-11-19 23:21:14,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-19 23:21:14,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:14,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:14,728 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:21:16,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:16,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 843 states and 1151 transitions. [2019-11-19 23:21:16,188 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1151 transitions. [2019-11-19 23:21:16,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-19 23:21:16,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:16,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:16,301 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:21:16,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:16,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 849 states and 1160 transitions. [2019-11-19 23:21:16,370 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1160 transitions. [2019-11-19 23:21:16,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-19 23:21:16,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:16,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:16,562 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:21:19,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:19,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 866 states and 1187 transitions. [2019-11-19 23:21:19,290 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1187 transitions. [2019-11-19 23:21:19,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-19 23:21:19,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:19,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:19,381 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:21:19,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:19,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 873 states and 1198 transitions. [2019-11-19 23:21:19,454 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1198 transitions. [2019-11-19 23:21:19,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-19 23:21:19,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:19,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:19,651 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:21:21,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:21,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 891 states and 1227 transitions. [2019-11-19 23:21:21,537 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1227 transitions. [2019-11-19 23:21:21,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-19 23:21:21,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:21,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:21,655 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:21:21,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:21,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 899 states and 1240 transitions. [2019-11-19 23:21:21,844 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1240 transitions. [2019-11-19 23:21:21,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-19 23:21:21,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:22,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:22,442 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2019-11-19 23:21:23,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:23,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 916 states and 1271 transitions. [2019-11-19 23:21:23,720 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1271 transitions. [2019-11-19 23:21:23,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-19 23:21:23,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:23,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:23,991 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:21:26,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:26,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 935 states and 1302 transitions. [2019-11-19 23:21:26,888 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1302 transitions. [2019-11-19 23:21:26,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-19 23:21:26,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:26,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:27,106 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2019-11-19 23:21:27,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:27,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 931 states and 1295 transitions. [2019-11-19 23:21:27,130 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1295 transitions. [2019-11-19 23:21:27,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-19 23:21:27,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:27,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:27,246 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:21:27,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:27,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 940 states and 1310 transitions. [2019-11-19 23:21:27,359 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1310 transitions. [2019-11-19 23:21:27,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-19 23:21:27,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:27,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:27,604 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2019-11-19 23:21:30,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:30,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 959 states and 1344 transitions. [2019-11-19 23:21:30,339 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1344 transitions. [2019-11-19 23:21:30,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-11-19 23:21:30,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:30,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:30,487 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2019-11-19 23:21:30,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:30,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 955 states and 1337 transitions. [2019-11-19 23:21:30,524 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1337 transitions. [2019-11-19 23:21:30,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-19 23:21:30,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:30,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:30,987 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:21:35,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:35,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 975 states and 1370 transitions. [2019-11-19 23:21:35,298 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1370 transitions. [2019-11-19 23:21:35,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-19 23:21:35,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:35,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:35,393 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:21:35,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:35,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 985 states and 1387 transitions. [2019-11-19 23:21:35,520 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1387 transitions. [2019-11-19 23:21:35,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-19 23:21:35,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:35,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:35,859 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:21:40,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:40,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1007 states and 1422 transitions. [2019-11-19 23:21:40,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1422 transitions. [2019-11-19 23:21:40,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-19 23:21:40,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:40,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:40,444 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:21:40,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:40,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 1017 states and 1439 transitions. [2019-11-19 23:21:40,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1439 transitions. [2019-11-19 23:21:40,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-19 23:21:40,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:40,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:40,915 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:21:45,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:45,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1038 states and 1474 transitions. [2019-11-19 23:21:45,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1474 transitions. [2019-11-19 23:21:45,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-11-19 23:21:45,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:45,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:45,394 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:21:45,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:45,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 1049 states and 1493 transitions. [2019-11-19 23:21:45,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1493 transitions. [2019-11-19 23:21:45,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-19 23:21:45,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:45,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:45,674 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2019-11-19 23:21:46,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:46,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 1060 states and 1514 transitions. [2019-11-19 23:21:46,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1514 transitions. [2019-11-19 23:21:46,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-19 23:21:46,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:46,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:46,706 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:21:52,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:52,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1082 states and 1551 transitions. [2019-11-19 23:21:52,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 1551 transitions. [2019-11-19 23:21:52,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-19 23:21:52,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:52,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:52,193 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:21:52,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:52,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 1094 states and 1572 transitions. [2019-11-19 23:21:52,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 1572 transitions. [2019-11-19 23:21:52,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-11-19 23:21:52,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:52,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:52,568 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2019-11-19 23:21:52,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:52,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 1090 states and 1565 transitions. [2019-11-19 23:21:52,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 1565 transitions. [2019-11-19 23:21:52,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-19 23:21:52,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:52,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:52,754 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2019-11-19 23:21:53,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:21:53,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1918 states to 1101 states and 1586 transitions. [2019-11-19 23:21:53,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1586 transitions. [2019-11-19 23:21:53,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-11-19 23:21:53,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:21:53,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:21:53,974 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:22:01,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:22:01,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 1124 states and 1625 transitions. [2019-11-19 23:22:01,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1625 transitions. [2019-11-19 23:22:01,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-19 23:22:01,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:22:01,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:22:01,425 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:22:01,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:22:01,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2016 states to 1137 states and 1648 transitions. [2019-11-19 23:22:01,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1648 transitions. [2019-11-19 23:22:01,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-19 23:22:01,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:22:01,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:22:01,703 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2019-11-19 23:22:01,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:22:01,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 1133 states and 1641 transitions. [2019-11-19 23:22:01,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1641 transitions. [2019-11-19 23:22:01,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-11-19 23:22:01,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:22:01,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:22:01,994 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2019-11-19 23:22:02,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:22:02,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2030 states to 1138 states and 1650 transitions. [2019-11-19 23:22:02,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1650 transitions. [2019-11-19 23:22:02,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-11-19 23:22:02,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:22:02,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:22:02,903 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2019-11-19 23:22:03,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:22:03,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2059 states to 1149 states and 1671 transitions. [2019-11-19 23:22:03,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 1671 transitions. [2019-11-19 23:22:03,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-19 23:22:03,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:22:03,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:22:04,038 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:22:11,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:22:11,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2125 states to 1173 states and 1712 transitions. [2019-11-19 23:22:11,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1712 transitions. [2019-11-19 23:22:11,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-19 23:22:11,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:22:11,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:22:12,858 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2019-11-19 23:22:14,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:22:14,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2142 states to 1181 states and 1728 transitions. [2019-11-19 23:22:14,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1728 transitions. [2019-11-19 23:22:14,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-19 23:22:14,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:22:14,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:22:14,939 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:22:15,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:22:15,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 1195 states and 1753 transitions. [2019-11-19 23:22:15,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1753 transitions. [2019-11-19 23:22:15,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-19 23:22:15,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:22:15,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:22:15,278 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2019-11-19 23:22:15,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:22:15,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 1191 states and 1746 transitions. [2019-11-19 23:22:15,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1746 transitions. [2019-11-19 23:22:15,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-19 23:22:15,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:22:15,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:22:16,031 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2019-11-19 23:22:18,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:22:18,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1199 states and 1761 transitions. [2019-11-19 23:22:18,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1761 transitions. [2019-11-19 23:22:18,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-11-19 23:22:18,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:22:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:22:18,697 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2019-11-19 23:22:19,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:22:19,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2227 states to 1210 states and 1782 transitions. [2019-11-19 23:22:19,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1782 transitions. [2019-11-19 23:22:19,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-19 23:22:19,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:22:19,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:22:19,951 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:22:29,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:22:29,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 1235 states and 1825 transitions. [2019-11-19 23:22:29,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1825 transitions. [2019-11-19 23:22:29,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-19 23:22:29,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:22:29,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:22:29,816 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:22:30,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:22:30,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2337 states to 1250 states and 1852 transitions. [2019-11-19 23:22:30,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1852 transitions. [2019-11-19 23:22:30,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-19 23:22:30,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:22:30,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:22:30,165 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2019-11-19 23:22:30,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:22:30,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 1246 states and 1845 transitions. [2019-11-19 23:22:30,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 1845 transitions. [2019-11-19 23:22:30,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-19 23:22:30,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:22:30,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:22:30,332 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2019-11-19 23:22:31,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:22:31,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2367 states to 1257 states and 1866 transitions. [2019-11-19 23:22:31,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1866 transitions. [2019-11-19 23:22:31,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-19 23:22:31,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:22:31,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:22:31,635 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:22:42,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:22:42,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2440 states to 1283 states and 1913 transitions. [2019-11-19 23:22:42,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 1913 transitions. [2019-11-19 23:22:42,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-11-19 23:22:42,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:22:42,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:22:42,777 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:22:43,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:22:43,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2484 states to 1299 states and 1943 transitions. [2019-11-19 23:22:43,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 1943 transitions. [2019-11-19 23:22:43,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-19 23:22:43,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:22:43,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:22:43,145 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2019-11-19 23:22:43,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:22:43,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2485 states to 1295 states and 1936 transitions. [2019-11-19 23:22:43,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 1936 transitions. [2019-11-19 23:22:43,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-11-19 23:22:43,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:22:43,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:22:43,300 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2019-11-19 23:22:44,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:22:44,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2514 states to 1306 states and 1957 transitions. [2019-11-19 23:22:44,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 1957 transitions. [2019-11-19 23:22:44,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-19 23:22:44,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:22:44,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:22:44,817 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:22:57,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:22:57,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2590 states to 1333 states and 2007 transitions. [2019-11-19 23:22:57,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 2007 transitions. [2019-11-19 23:22:57,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-19 23:22:57,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:22:57,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:22:57,203 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:22:57,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:22:57,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2637 states to 1350 states and 2040 transitions. [2019-11-19 23:22:57,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 2040 transitions. [2019-11-19 23:22:57,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-11-19 23:22:57,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:22:57,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:22:57,579 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2019-11-19 23:22:57,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:22:57,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2638 states to 1346 states and 2033 transitions. [2019-11-19 23:22:57,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 2033 transitions. [2019-11-19 23:22:57,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-11-19 23:22:57,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:22:58,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:22:58,065 INFO L255 TraceCheckSpWp]: Trace formula consists of 1750 conjuncts, 66 conjunts are in the unsatisfiable core [2019-11-19 23:22:58,093 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 23:22:59,402 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:22:59,403 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 23:23:01,075 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2019-11-19 23:23:16,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:23:16,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3002 states to 1396 states and 2319 transitions. [2019-11-19 23:23:16,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 2319 transitions. [2019-11-19 23:23:16,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-11-19 23:23:16,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:23:17,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:23:17,057 INFO L255 TraceCheckSpWp]: Trace formula consists of 1747 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-19 23:23:17,066 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 23:23:17,409 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2019-11-19 23:23:30,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:23:30,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3081 states to 1435 states and 2390 transitions. [2019-11-19 23:23:30,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 2390 transitions. [2019-11-19 23:23:30,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-11-19 23:23:30,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:23:30,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:23:30,980 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2019-11-19 23:23:31,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:23:31,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3112 states to 1446 states and 2412 transitions. [2019-11-19 23:23:31,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1446 states and 2412 transitions. [2019-11-19 23:23:31,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-11-19 23:23:31,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:23:31,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:23:32,547 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:23:51,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:23:51,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3201 states to 1474 states and 2471 transitions. [2019-11-19 23:23:51,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 2471 transitions. [2019-11-19 23:23:51,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-11-19 23:23:51,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:23:52,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:23:52,029 INFO L255 TraceCheckSpWp]: Trace formula consists of 1761 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-19 23:23:52,035 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 23:23:52,458 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2019-11-19 23:24:01,367 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2019-11-19 23:24:11,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:24:11,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3591 states to 1531 states and 2791 transitions. [2019-11-19 23:24:11,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 2791 transitions. [2019-11-19 23:24:11,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-19 23:24:11,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:24:11,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:24:11,441 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:24:11,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:24:11,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3645 states to 1549 states and 2830 transitions. [2019-11-19 23:24:11,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 2830 transitions. [2019-11-19 23:24:11,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-11-19 23:24:11,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:24:11,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:24:11,970 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2019-11-19 23:24:12,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:24:12,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3646 states to 1545 states and 2823 transitions. [2019-11-19 23:24:12,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 2823 transitions. [2019-11-19 23:24:12,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-19 23:24:12,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:24:12,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:24:12,199 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2019-11-19 23:24:12,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:24:12,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3677 states to 1556 states and 2845 transitions. [2019-11-19 23:24:12,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 2845 transitions. [2019-11-19 23:24:12,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-11-19 23:24:12,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:24:12,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:24:13,517 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:24:18,203 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2019-11-19 23:24:34,568 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2019-11-19 23:24:36,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:24:36,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3779 states to 1585 states and 2914 transitions. [2019-11-19 23:24:36,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 2914 transitions. [2019-11-19 23:24:36,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-19 23:24:36,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:24:36,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:24:36,220 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:24:36,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:24:36,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3836 states to 1604 states and 2955 transitions. [2019-11-19 23:24:36,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 2955 transitions. [2019-11-19 23:24:36,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-11-19 23:24:36,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:24:36,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:24:36,658 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2019-11-19 23:24:36,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:24:36,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3837 states to 1600 states and 2948 transitions. [2019-11-19 23:24:36,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1600 states and 2948 transitions. [2019-11-19 23:24:36,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-11-19 23:24:36,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:24:36,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:24:36,841 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2019-11-19 23:24:37,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:24:37,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3868 states to 1611 states and 2970 transitions. [2019-11-19 23:24:37,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1611 states and 2970 transitions. [2019-11-19 23:24:37,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-11-19 23:24:37,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:24:37,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:24:37,440 INFO L255 TraceCheckSpWp]: Trace formula consists of 1954 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-19 23:24:37,445 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 23:24:37,846 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-11-19 23:24:53,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:24:53,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4023 states to 1656 states and 3117 transitions. [2019-11-19 23:24:53,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 3117 transitions. [2019-11-19 23:24:53,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-11-19 23:24:53,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:24:53,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:24:53,591 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2019-11-19 23:24:53,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:24:53,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4024 states to 1652 states and 3110 transitions. [2019-11-19 23:24:53,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 3110 transitions. [2019-11-19 23:24:53,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-11-19 23:24:53,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:24:53,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:24:54,462 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:25:20,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:25:20,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4131 states to 1682 states and 3183 transitions. [2019-11-19 23:25:20,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 3183 transitions. [2019-11-19 23:25:20,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-19 23:25:20,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:25:20,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:25:20,143 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:25:20,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:25:20,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 1702 states and 3226 transitions. [2019-11-19 23:25:20,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 3226 transitions. [2019-11-19 23:25:20,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2019-11-19 23:25:20,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:25:20,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:25:20,863 INFO L255 TraceCheckSpWp]: Trace formula consists of 1979 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-19 23:25:20,867 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 23:25:20,895 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2019-11-19 23:25:21,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:25:21,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4194 states to 1704 states and 3229 transitions. [2019-11-19 23:25:21,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 3229 transitions. [2019-11-19 23:25:21,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-11-19 23:25:21,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:25:21,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:25:21,113 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2019-11-19 23:25:21,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:25:21,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4225 states to 1715 states and 3251 transitions. [2019-11-19 23:25:21,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1715 states and 3251 transitions. [2019-11-19 23:25:21,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-11-19 23:25:21,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:25:21,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:25:21,662 INFO L255 TraceCheckSpWp]: Trace formula consists of 1904 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-19 23:25:21,665 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 23:25:21,687 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2019-11-19 23:25:30,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:25:30,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4322 states to 1729 states and 3346 transitions. [2019-11-19 23:25:30,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 3346 transitions. [2019-11-19 23:25:30,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-11-19 23:25:30,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:25:31,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:25:31,350 INFO L255 TraceCheckSpWp]: Trace formula consists of 1904 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-19 23:25:31,355 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 23:25:31,378 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2019-11-19 23:25:32,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:25:32,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4327 states to 1732 states and 3351 transitions. [2019-11-19 23:25:32,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 3351 transitions. [2019-11-19 23:25:32,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-11-19 23:25:32,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:25:32,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:25:32,890 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2019-11-19 23:25:32,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:25:32,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4328 states to 1728 states and 3344 transitions. [2019-11-19 23:25:32,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 3344 transitions. [2019-11-19 23:25:32,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-19 23:25:32,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:25:33,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:25:33,844 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:26:03,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:26:03,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4440 states to 1759 states and 3421 transitions. [2019-11-19 23:26:03,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 3421 transitions. [2019-11-19 23:26:03,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-11-19 23:26:03,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:26:03,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:26:03,609 INFO L255 TraceCheckSpWp]: Trace formula consists of 1949 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-19 23:26:03,613 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 23:26:03,639 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2019-11-19 23:26:09,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:26:09,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4471 states to 1771 states and 3451 transitions. [2019-11-19 23:26:09,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 3451 transitions. [2019-11-19 23:26:09,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-11-19 23:26:09,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:26:09,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:26:09,953 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:26:10,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:26:10,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4534 states to 1792 states and 3496 transitions. [2019-11-19 23:26:10,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 3496 transitions. [2019-11-19 23:26:10,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-19 23:26:10,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:26:10,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:26:10,590 INFO L255 TraceCheckSpWp]: Trace formula consists of 1929 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-19 23:26:10,596 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 23:26:10,628 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2019-11-19 23:26:10,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:26:10,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4537 states to 1794 states and 3499 transitions. [2019-11-19 23:26:10,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 3499 transitions. [2019-11-19 23:26:10,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-19 23:26:10,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:26:10,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:26:10,813 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2019-11-19 23:26:10,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:26:10,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4568 states to 1805 states and 3521 transitions. [2019-11-19 23:26:10,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 3521 transitions. [2019-11-19 23:26:10,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-11-19 23:26:10,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:26:11,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:26:11,065 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2019-11-19 23:26:11,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:26:11,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4569 states to 1801 states and 3514 transitions. [2019-11-19 23:26:11,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 3514 transitions. [2019-11-19 23:26:11,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-11-19 23:26:11,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:26:11,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:26:11,280 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2019-11-19 23:26:15,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:26:15,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4592 states to 1817 states and 3524 transitions. [2019-11-19 23:26:15,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 3524 transitions. [2019-11-19 23:26:15,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-19 23:26:15,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:26:15,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:26:16,416 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:26:49,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:26:49,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4707 states to 1849 states and 3603 transitions. [2019-11-19 23:26:49,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 3603 transitions. [2019-11-19 23:26:49,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-11-19 23:26:49,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:26:49,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:26:49,648 INFO L255 TraceCheckSpWp]: Trace formula consists of 1962 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-19 23:26:49,653 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 23:26:49,682 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2019-11-19 23:26:49,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:26:49,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4714 states to 1853 states and 3610 transitions. [2019-11-19 23:26:49,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 3610 transitions. [2019-11-19 23:26:49,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-11-19 23:26:49,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:26:49,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:26:49,896 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:26:50,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:26:50,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4780 states to 1875 states and 3657 transitions. [2019-11-19 23:26:50,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 3657 transitions. [2019-11-19 23:26:50,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2019-11-19 23:26:50,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:26:50,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:26:50,394 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2019-11-19 23:26:50,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:26:50,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4811 states to 1886 states and 3678 transitions. [2019-11-19 23:26:50,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 3678 transitions. [2019-11-19 23:26:50,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-19 23:26:50,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:26:50,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:26:51,071 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2019-11-19 23:27:06,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:27:06,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4908 states to 1921 states and 3773 transitions. [2019-11-19 23:27:06,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 3773 transitions. [2019-11-19 23:27:06,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2019-11-19 23:27:06,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:27:06,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:27:07,008 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2019-11-19 23:27:07,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:27:07,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4909 states to 1917 states and 3766 transitions. [2019-11-19 23:27:07,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1917 states and 3766 transitions. [2019-11-19 23:27:07,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-11-19 23:27:07,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:27:09,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:27:09,533 INFO L255 TraceCheckSpWp]: Trace formula consists of 2017 conjuncts, 44 conjunts are in the unsatisfiable core [2019-11-19 23:27:09,537 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 23:27:12,750 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 104 proven. 2 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2019-11-19 23:27:24,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:27:24,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4962 states to 1917 states and 3764 transitions. [2019-11-19 23:27:24,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1917 states and 3764 transitions. [2019-11-19 23:27:24,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-11-19 23:27:24,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:27:33,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:27:33,619 INFO L255 TraceCheckSpWp]: Trace formula consists of 2032 conjuncts, 80 conjunts are in the unsatisfiable core [2019-11-19 23:27:33,628 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 23:27:38,498 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 14 proven. 18 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2019-11-19 23:28:32,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:28:32,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5209 states to 1986 states and 3966 transitions. [2019-11-19 23:28:32,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1986 states and 3966 transitions. [2019-11-19 23:28:32,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-11-19 23:28:32,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:28:43,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2019-11-19 23:28:43,273 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) 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:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-19 23:28:43,278 INFO L168 Benchmark]: Toolchain (without parser) took 468248.13 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.7 GB). Free memory was 929.9 MB in the beginning and 4.2 GB in the end (delta: -3.3 GB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. [2019-11-19 23:28:43,278 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 23:28:43,284 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4827.15 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 262.7 MB). Free memory was 929.9 MB in the beginning and 1.1 GB in the end (delta: -140.9 MB). Peak memory consumption was 297.0 MB. Max. memory is 11.5 GB. [2019-11-19 23:28:43,285 INFO L168 Benchmark]: Boogie Procedure Inliner took 289.23 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. [2019-11-19 23:28:43,288 INFO L168 Benchmark]: Boogie Preprocessor took 189.19 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. [2019-11-19 23:28:43,289 INFO L168 Benchmark]: RCFGBuilder took 9061.24 ms. Allocated memory was 1.3 GB in the beginning and 1.6 GB in the end (delta: 293.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -48.5 MB). Peak memory consumption was 316.9 MB. Max. memory is 11.5 GB. [2019-11-19 23:28:43,290 INFO L168 Benchmark]: CodeCheck took 453876.76 ms. Allocated memory was 1.6 GB in the beginning and 4.7 GB in the end (delta: 3.2 GB). Free memory was 1.1 GB in the beginning and 4.2 GB in the end (delta: -3.2 GB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. [2019-11-19 23:28:43,292 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 4827.15 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 262.7 MB). Free memory was 929.9 MB in the beginning and 1.1 GB in the end (delta: -140.9 MB). Peak memory consumption was 297.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 289.23 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 189.19 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 9061.24 ms. Allocated memory was 1.3 GB in the beginning and 1.6 GB in the end (delta: 293.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -48.5 MB). Peak memory consumption was 316.9 MB. Max. memory is 11.5 GB. * CodeCheck took 453876.76 ms. Allocated memory was 1.6 GB in the beginning and 4.7 GB in the end (delta: 3.2 GB). Free memory was 1.1 GB in the beginning and 4.2 GB in the end (delta: -3.2 GB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-678e011 [2019-11-19 23:28:45,328 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 23:28:45,336 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 23:28:45,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 23:28:45,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 23:28:45,352 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 23:28:45,354 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 23:28:45,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 23:28:45,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 23:28:45,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 23:28:45,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 23:28:45,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 23:28:45,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 23:28:45,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 23:28:45,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 23:28:45,378 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 23:28:45,379 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 23:28:45,380 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 23:28:45,382 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 23:28:45,385 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 23:28:45,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 23:28:45,391 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 23:28:45,394 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 23:28:45,395 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 23:28:45,399 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 23:28:45,400 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 23:28:45,400 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 23:28:45,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 23:28:45,402 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 23:28:45,403 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 23:28:45,403 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 23:28:45,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 23:28:45,404 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 23:28:45,405 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 23:28:45,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 23:28:45,407 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 23:28:45,407 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 23:28:45,408 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 23:28:45,408 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 23:28:45,409 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 23:28:45,410 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 23:28:45,411 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2019-11-19 23:28:45,428 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 23:28:45,428 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 23:28:45,429 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-19 23:28:45,429 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-19 23:28:45,430 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 23:28:45,430 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 23:28:45,431 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 23:28:45,431 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 23:28:45,431 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 23:28:45,431 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 23:28:45,432 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 23:28:45,432 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-19 23:28:45,432 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-19 23:28:45,432 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 23:28:45,432 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 23:28:45,433 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 23:28:45,433 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-19 23:28:45,433 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-19 23:28:45,434 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 23:28:45,434 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 23:28:45,434 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-19 23:28:45,434 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 23:28:45,435 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 23:28:45,435 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 23:28:45,435 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-19 23:28:45,435 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-19 23:28:45,436 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 23:28:45,436 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-11-19 23:28:45,436 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-19 23:28:45,436 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-19 23:28:45,436 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 07e036184ac84194ee7b0a696a3ab73e87a24962 [2019-11-19 23:28:45,698 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 23:28:45,710 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 23:28:45,715 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 23:28:45,717 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 23:28:45,718 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 23:28:45,719 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/bin/ukojak/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i [2019-11-19 23:28:45,773 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/bin/ukojak/data/ca51b3e49/f820f766f9a14aa3a9718e60de55de23/FLAGd73cd2897 [2019-11-19 23:28:46,462 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 23:28:46,463 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i [2019-11-19 23:28:46,519 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/bin/ukojak/data/ca51b3e49/f820f766f9a14aa3a9718e60de55de23/FLAGd73cd2897 [2019-11-19 23:28:46,788 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/bin/ukojak/data/ca51b3e49/f820f766f9a14aa3a9718e60de55de23 [2019-11-19 23:28:46,790 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 23:28:46,791 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 23:28:46,792 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 23:28:46,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 23:28:46,795 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 23:28:46,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:28:46" (1/1) ... [2019-11-19 23:28:46,797 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@554edd38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:28:46, skipping insertion in model container [2019-11-19 23:28:46,798 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:28:46" (1/1) ... [2019-11-19 23:28:46,802 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 23:28:46,962 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 23:28:50,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 23:28:50,210 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 23:28:50,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 23:28:51,595 INFO L192 MainTranslator]: Completed translation [2019-11-19 23:28:51,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:28:51 WrapperNode [2019-11-19 23:28:51,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 23:28:51,597 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 23:28:51,597 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 23:28:51,597 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 23:28:51,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:28:51" (1/1) ... [2019-11-19 23:28:51,700 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:28:51" (1/1) ... [2019-11-19 23:28:51,846 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 23:28:51,846 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 23:28:51,847 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 23:28:51,847 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 23:28:51,854 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:28:51" (1/1) ... [2019-11-19 23:28:51,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:28:51" (1/1) ... [2019-11-19 23:28:51,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:28:51" (1/1) ... [2019-11-19 23:28:51,865 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:28:51" (1/1) ... [2019-11-19 23:28:51,941 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:28:51" (1/1) ... [2019-11-19 23:28:51,962 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:28:51" (1/1) ... [2019-11-19 23:28:51,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:28:51" (1/1) ... [2019-11-19 23:28:52,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 23:28:52,007 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 23:28:52,007 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 23:28:52,008 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 23:28:52,009 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:28:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3dcada9-baad-4dd8-988a-7ac710e24335/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 [2019-11-19 23:28:52,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2019-11-19 23:28:52,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2019-11-19 23:28:52,072 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-11-19 23:28:52,072 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-11-19 23:28:52,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-11-19 23:28:52,072 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-11-19 23:28:52,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-19 23:28:52,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-11-19 23:28:52,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_remap [2019-11-19 23:28:52,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_remap [2019-11-19 23:28:52,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2019-11-19 23:28:52,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2019-11-19 23:28:52,075 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-11-19 23:28:52,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-11-19 23:28:52,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2019-11-19 23:28:52,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2019-11-19 23:28:52,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2019-11-19 23:28:52,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2019-11-19 23:28:52,077 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-11-19 23:28:52,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-11-19 23:28:52,078 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2019-11-19 23:28:52,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2019-11-19 23:28:52,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-11-19 23:28:52,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-11-19 23:28:52,079 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-11-19 23:28:52,079 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-11-19 23:28:52,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-11-19 23:28:52,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-11-19 23:28:52,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2019-11-19 23:28:52,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2019-11-19 23:28:52,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-19 23:28:52,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-11-19 23:28:52,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-11-19 23:28:52,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2019-11-19 23:28:52,081 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-11-19 23:28:52,081 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-11-19 23:28:52,082 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-11-19 23:28:52,082 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-11-19 23:28:52,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2019-11-19 23:28:52,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2019-11-19 23:28:52,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mtx_of_vme_dma_resource [2019-11-19 23:28:52,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mtx_of_vme_dma_resource [2019-11-19 23:28:52,084 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-11-19 23:28:52,084 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-11-19 23:28:52,084 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-11-19 23:28:52,084 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-11-19 23:28:52,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2019-11-19 23:28:52,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2019-11-19 23:28:52,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-11-19 23:28:52,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-11-19 23:28:52,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2019-11-19 23:28:52,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2019-11-19 23:28:52,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2019-11-19 23:28:52,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2019-11-19 23:28:52,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-11-19 23:28:52,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-11-19 23:28:52,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2019-11-19 23:28:52,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2019-11-19 23:28:52,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-11-19 23:28:52,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-11-19 23:28:52,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-11-19 23:28:52,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-11-19 23:28:52,088 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2019-11-19 23:28:52,088 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2019-11-19 23:28:52,090 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-11-19 23:28:52,090 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-11-19 23:28:52,090 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-11-19 23:28:52,090 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-11-19 23:28:52,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2019-11-19 23:28:52,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2019-11-19 23:28:52,091 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-11-19 23:28:52,091 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-11-19 23:28:52,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2019-11-19 23:28:52,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2019-11-19 23:28:52,091 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2019-11-19 23:28:52,092 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2019-11-19 23:28:52,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-19 23:28:52,092 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-11-19 23:28:52,092 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-11-19 23:28:52,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-11-19 23:28:52,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-11-19 23:28:52,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-19 23:28:52,093 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-11-19 23:28:52,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-11-19 23:28:52,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mtx_of_vme_dma_resource [2019-11-19 23:28:52,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mtx_of_vme_dma_resource [2019-11-19 23:28:52,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2019-11-19 23:28:52,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2019-11-19 23:28:52,094 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-11-19 23:28:52,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-11-19 23:28:52,094 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-11-19 23:28:52,094 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-11-19 23:28:52,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 23:28:52,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 23:28:52,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2019-11-19 23:28:52,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2019-11-19 23:28:52,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-19 23:28:52,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-11-19 23:28:52,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-11-19 23:28:52,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-19 23:28:52,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-19 23:28:52,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2019-11-19 23:28:52,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2019-11-19 23:28:52,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2019-11-19 23:28:52,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2019-11-19 23:28:52,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2019-11-19 23:28:52,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2019-11-19 23:28:52,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-19 23:28:52,098 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-11-19 23:28:52,098 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-11-19 23:28:52,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2019-11-19 23:28:52,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2019-11-19 23:28:52,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-19 23:28:52,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-19 23:28:52,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-19 23:28:52,099 INFO L130 BoogieDeclarations]: Found specification of procedure ca91cx42_slot_get [2019-11-19 23:28:52,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ca91cx42_slot_get [2019-11-19 23:28:52,100 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-11-19 23:28:52,100 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-11-19 23:28:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-11-19 23:28:52,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-11-19 23:28:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2019-11-19 23:28:52,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2019-11-19 23:28:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-11-19 23:28:52,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-11-19 23:28:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure ca91cx42_irq_exit [2019-11-19 23:28:52,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ca91cx42_irq_exit [2019-11-19 23:28:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-19 23:28:52,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-19 23:28:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2019-11-19 23:28:52,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2019-11-19 23:28:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-11-19 23:28:52,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-11-19 23:28:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2019-11-19 23:28:52,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2019-11-19 23:28:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2019-11-19 23:28:52,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2019-11-19 23:28:52,114 INFO L130 BoogieDeclarations]: Found specification of procedure ca91cx42_crcsr_exit [2019-11-19 23:28:52,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ca91cx42_crcsr_exit [2019-11-19 23:28:52,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2019-11-19 23:28:52,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2019-11-19 23:28:52,115 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-19 23:28:52,115 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-11-19 23:28:52,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-11-19 23:28:52,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-11-19 23:28:52,116 INFO L130 BoogieDeclarations]: Found specification of procedure ca91cx42_remove [2019-11-19 23:28:52,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ca91cx42_remove [2019-11-19 23:28:52,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2019-11-19 23:28:52,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2019-11-19 23:28:52,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2019-11-19 23:28:52,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2019-11-19 23:28:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2019-11-19 23:28:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-11-19 23:28:52,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-11-19 23:28:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2019-11-19 23:28:52,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2019-11-19 23:28:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-11-19 23:28:52,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-11-19 23:28:52,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-11-19 23:28:52,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-11-19 23:28:52,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2019-11-19 23:28:52,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2019-11-19 23:28:52,118 INFO L130 BoogieDeclarations]: Found specification of procedure ca91cx42_dma_busy [2019-11-19 23:28:52,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ca91cx42_dma_busy [2019-11-19 23:28:53,013 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-11-19 23:29:37,551 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 23:29:37,552 INFO L285 CfgBuilder]: Removed 250 assume(true) statements. [2019-11-19 23:29:37,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:29:37 BoogieIcfgContainer [2019-11-19 23:29:37,553 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 23:29:37,554 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-19 23:29:37,554 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-19 23:29:37,561 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-19 23:29:37,561 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:29:37" (1/1) ... [2019-11-19 23:29:37,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:29:37,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 23:29:37,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 773 states and 1048 transitions. [2019-11-19 23:29:37,632 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1048 transitions. [2019-11-19 23:29:37,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-19 23:29:37,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 23:29:37,674 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:412) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:223) 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:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:170) 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:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-19 23:29:37,679 INFO L168 Benchmark]: Toolchain (without parser) took 50887.53 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 498.1 MB). Free memory was 940.1 MB in the beginning and 863.0 MB in the end (delta: 77.2 MB). Peak memory consumption was 575.2 MB. Max. memory is 11.5 GB. [2019-11-19 23:29:37,680 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 23:29:37,681 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4804.32 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 278.4 MB). Free memory was 940.1 MB in the beginning and 1.1 GB in the end (delta: -118.9 MB). Peak memory consumption was 299.9 MB. Max. memory is 11.5 GB. [2019-11-19 23:29:37,682 INFO L168 Benchmark]: Boogie Procedure Inliner took 249.57 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. [2019-11-19 23:29:37,682 INFO L168 Benchmark]: Boogie Preprocessor took 160.46 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. [2019-11-19 23:29:37,683 INFO L168 Benchmark]: RCFGBuilder took 45546.23 ms. Allocated memory was 1.3 GB in the beginning and 1.5 GB in the end (delta: 219.7 MB). Free memory was 1.0 GB in the beginning and 875.0 MB in the end (delta: 151.4 MB). Peak memory consumption was 371.6 MB. Max. memory is 11.5 GB. [2019-11-19 23:29:37,683 INFO L168 Benchmark]: CodeCheck took 123.73 ms. Allocated memory is still 1.5 GB. Free memory was 875.0 MB in the beginning and 863.0 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 11.5 GB. [2019-11-19 23:29:37,687 INFO L335 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:412) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 4804.32 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 278.4 MB). Free memory was 940.1 MB in the beginning and 1.1 GB in the end (delta: -118.9 MB). Peak memory consumption was 299.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 249.57 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 160.46 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 45546.23 ms. Allocated memory was 1.3 GB in the beginning and 1.5 GB in the end (delta: 219.7 MB). Free memory was 1.0 GB in the beginning and 875.0 MB in the end (delta: 151.4 MB). Peak memory consumption was 371.6 MB. Max. memory is 11.5 GB. * CodeCheck took 123.73 ms. Allocated memory is still 1.5 GB. Free memory was 875.0 MB in the beginning and 863.0 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...