./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--hfcsusb.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_53697397-7e1a-4631-aa22-6d59404233b3/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_53697397-7e1a-4631-aa22-6d59404233b3/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_53697397-7e1a-4631-aa22-6d59404233b3/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_53697397-7e1a-4631-aa22-6d59404233b3/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--hfcsusb.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_53697397-7e1a-4631-aa22-6d59404233b3/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_53697397-7e1a-4631-aa22-6d59404233b3/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6870831dbf0af6d86dac4638368349ca3801b48c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 17:01:20,997 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:01:21,031 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:01:21,105 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:01:21,106 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:01:21,113 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:01:21,117 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:01:21,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:01:21,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:01:21,140 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:01:21,142 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:01:21,144 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:01:21,146 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:01:21,149 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:01:21,152 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:01:21,156 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:01:21,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:01:21,163 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:01:21,167 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:01:21,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:01:21,178 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:01:21,180 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:01:21,182 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:01:21,183 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:01:21,188 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:01:21,188 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:01:21,189 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:01:21,190 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:01:21,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:01:21,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:01:21,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:01:21,194 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:01:21,195 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:01:21,196 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:01:21,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:01:21,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:01:21,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:01:21,200 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:01:21,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:01:21,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:01:21,202 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:01:21,203 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_53697397-7e1a-4631-aa22-6d59404233b3/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-12-01 17:01:21,231 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:01:21,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:01:21,232 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:01:21,233 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:01:21,234 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:01:21,234 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:01:21,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:01:21,235 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:01:21,235 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:01:21,235 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:01:21,236 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:01:21,236 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:01:21,236 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:01:21,237 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:01:21,237 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:01:21,237 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:01:21,237 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:01:21,238 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:01:21,238 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:01:21,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:01:21,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:01:21,239 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:01:21,239 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:01:21,240 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:01:21,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:01:21,240 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:01:21,240 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 17:01:21,241 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_53697397-7e1a-4631-aa22-6d59404233b3/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_53697397-7e1a-4631-aa22-6d59404233b3/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6870831dbf0af6d86dac4638368349ca3801b48c [2020-12-01 17:01:21,519 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:01:21,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:01:21,564 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:01:21,566 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:01:21,567 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:01:21,569 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_53697397-7e1a-4631-aa22-6d59404233b3/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--hfcsusb.ko-entry_point.cil.out.i [2020-12-01 17:01:21,675 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_53697397-7e1a-4631-aa22-6d59404233b3/bin/ukojak/data/ad3aeaefb/e70ab789bd4d40208054a3723307fb1d/FLAG4966c62f8 [2020-12-01 17:01:22,759 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:01:22,763 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_53697397-7e1a-4631-aa22-6d59404233b3/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--hfcsusb.ko-entry_point.cil.out.i [2020-12-01 17:01:22,832 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_53697397-7e1a-4631-aa22-6d59404233b3/bin/ukojak/data/ad3aeaefb/e70ab789bd4d40208054a3723307fb1d/FLAG4966c62f8 [2020-12-01 17:01:23,117 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_53697397-7e1a-4631-aa22-6d59404233b3/bin/ukojak/data/ad3aeaefb/e70ab789bd4d40208054a3723307fb1d [2020-12-01 17:01:23,119 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:01:23,120 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:01:23,123 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:01:23,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:01:23,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:01:23,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:01:23" (1/1) ... [2020-12-01 17:01:23,130 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75cca435 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:01:23, skipping insertion in model container [2020-12-01 17:01:23,131 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:01:23" (1/1) ... [2020-12-01 17:01:23,140 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:01:23,319 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:01:24,087 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6069] [2020-12-01 17:01:24,087 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6070-6071] [2020-12-01 17:01:25,652 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:01:25,713 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:01:25,891 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6069] [2020-12-01 17:01:25,892 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6070-6071] [2020-12-01 17:01:26,267 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:01:26,588 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:01:26,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:01:26 WrapperNode [2020-12-01 17:01:26,589 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:01:26,592 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:01:26,592 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:01:26,593 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:01:26,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:01:26" (1/1) ... [2020-12-01 17:01:26,742 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:01:26" (1/1) ... [2020-12-01 17:01:26,917 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:01:26,918 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:01:26,918 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:01:26,919 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:01:26,930 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:01:26" (1/1) ... [2020-12-01 17:01:26,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:01:26" (1/1) ... [2020-12-01 17:01:26,963 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:01:26" (1/1) ... [2020-12-01 17:01:26,964 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:01:26" (1/1) ... [2020-12-01 17:01:27,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:01:26" (1/1) ... [2020-12-01 17:01:27,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:01:26" (1/1) ... [2020-12-01 17:01:27,108 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:01:26" (1/1) ... [2020-12-01 17:01:27,153 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:01:27,154 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:01:27,154 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:01:27,155 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:01:27,157 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:01:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_53697397-7e1a-4631-aa22-6d59404233b3/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:01:27,256 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2020-12-01 17:01:27,257 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2020-12-01 17:01:27,257 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2020-12-01 17:01:27,257 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2020-12-01 17:01:27,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-12-01 17:01:27,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-12-01 17:01:27,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-12-01 17:01:27,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-12-01 17:01:27,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2020-12-01 17:01:27,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2020-12-01 17:01:27,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-12-01 17:01:27,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-12-01 17:01:27,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-12-01 17:01:27,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-12-01 17:01:27,261 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-12-01 17:01:27,261 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-12-01 17:01:27,261 INFO L130 BoogieDeclarations]: Found specification of procedure hfcsusb_probe [2020-12-01 17:01:27,261 INFO L138 BoogieDeclarations]: Found implementation of procedure hfcsusb_probe [2020-12-01 17:01:27,261 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-12-01 17:01:27,262 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-12-01 17:01:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:01:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 17:01:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2020-12-01 17:01:27,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2020-12-01 17:01:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-12-01 17:01:27,264 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-12-01 17:01:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure ctrl_start_transfer [2020-12-01 17:01:27,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ctrl_start_transfer [2020-12-01 17:01:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 17:01:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-01 17:01:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-12-01 17:01:27,265 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-12-01 17:01:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2020-12-01 17:01:27,266 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2020-12-01 17:01:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-12-01 17:01:27,266 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-12-01 17:01:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2020-12-01 17:01:27,266 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2020-12-01 17:01:27,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-12-01 17:01:27,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-12-01 17:01:27,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-12-01 17:01:27,267 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_freebchannel [2020-12-01 17:01:27,268 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_freebchannel [2020-12-01 17:01:27,268 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_freedchannel [2020-12-01 17:01:27,268 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_freedchannel [2020-12-01 17:01:27,269 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-12-01 17:01:27,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-12-01 17:01:27,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-12-01 17:01:27,269 INFO L130 BoogieDeclarations]: Found specification of procedure handle_led [2020-12-01 17:01:27,269 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_led [2020-12-01 17:01:27,270 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_initdchannel [2020-12-01 17:01:27,270 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_initdchannel [2020-12-01 17:01:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 17:01:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-12-01 17:01:27,271 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-12-01 17:01:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure stop_iso_gracefull [2020-12-01 17:01:27,271 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_iso_gracefull [2020-12-01 17:01:27,272 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-12-01 17:01:27,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-12-01 17:01:27,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-12-01 17:01:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-12-01 17:01:27,274 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-12-01 17:01:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-12-01 17:01:27,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 17:01:27,276 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2020-12-01 17:01:27,276 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2020-12-01 17:01:27,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 17:01:27,276 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-12-01 17:01:27,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-12-01 17:01:27,277 INFO L130 BoogieDeclarations]: Found specification of procedure set_led_bit [2020-12-01 17:01:27,278 INFO L138 BoogieDeclarations]: Found implementation of procedure set_led_bit [2020-12-01 17:01:27,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 17:01:27,279 INFO L130 BoogieDeclarations]: Found specification of procedure l1_event [2020-12-01 17:01:27,279 INFO L138 BoogieDeclarations]: Found implementation of procedure l1_event [2020-12-01 17:01:27,279 INFO L130 BoogieDeclarations]: Found specification of procedure hfcsusb_stop_endpoint [2020-12-01 17:01:27,280 INFO L138 BoogieDeclarations]: Found implementation of procedure hfcsusb_stop_endpoint [2020-12-01 17:01:27,280 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-12-01 17:01:27,280 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-12-01 17:01:27,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 17:01:27,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:01:27,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:01:28,651 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-12-01 17:03:16,786 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:03:16,790 INFO L298 CfgBuilder]: Removed 89 assume(true) statements. [2020-12-01 17:03:16,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:03:16 BoogieIcfgContainer [2020-12-01 17:03:16,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:03:16,798 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:03:16,798 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:03:16,816 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:03:16,817 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:03:16" (1/1) ... [2020-12-01 17:03:16,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:03:16,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:16,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 355 states and 492 transitions. [2020-12-01 17:03:16,931 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 492 transitions. [2020-12-01 17:03:16,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 17:03:16,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:17,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:18,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:03:18,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:18,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 356 states and 501 transitions. [2020-12-01 17:03:18,262 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 501 transitions. [2020-12-01 17:03:18,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-01 17:03:18,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:18,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:18,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:03:19,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:19,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 360 states and 517 transitions. [2020-12-01 17:03:19,068 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 517 transitions. [2020-12-01 17:03:19,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-01 17:03:19,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:19,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:19,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:03:19,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:19,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 359 states and 513 transitions. [2020-12-01 17:03:19,555 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 513 transitions. [2020-12-01 17:03:19,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-01 17:03:19,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:19,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:19,904 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:03:20,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:20,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 363 states and 520 transitions. [2020-12-01 17:03:20,045 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 520 transitions. [2020-12-01 17:03:20,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-01 17:03:20,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:20,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:20,377 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:03:20,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:20,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 364 states and 520 transitions. [2020-12-01 17:03:20,401 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 520 transitions. [2020-12-01 17:03:20,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-01 17:03:20,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:20,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:20,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:03:20,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:20,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 367 states and 525 transitions. [2020-12-01 17:03:20,814 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 525 transitions. [2020-12-01 17:03:20,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-01 17:03:20,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:21,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:21,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:03:21,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:21,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 366 states and 521 transitions. [2020-12-01 17:03:21,330 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 521 transitions. [2020-12-01 17:03:21,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-12-01 17:03:21,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:21,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:21,691 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:03:22,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:22,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 371 states and 536 transitions. [2020-12-01 17:03:22,477 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 536 transitions. [2020-12-01 17:03:22,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-12-01 17:03:22,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:22,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:22,837 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-01 17:03:23,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:23,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 373 states and 538 transitions. [2020-12-01 17:03:23,018 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 538 transitions. [2020-12-01 17:03:23,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 17:03:23,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:23,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:23,437 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:03:23,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:23,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 376 states and 543 transitions. [2020-12-01 17:03:23,616 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 543 transitions. [2020-12-01 17:03:23,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-12-01 17:03:23,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:23,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:24,085 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 17:03:24,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:24,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 379 states and 547 transitions. [2020-12-01 17:03:24,288 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 547 transitions. [2020-12-01 17:03:24,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-12-01 17:03:24,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:24,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:24,627 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-01 17:03:24,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:24,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 381 states and 550 transitions. [2020-12-01 17:03:24,650 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 550 transitions. [2020-12-01 17:03:24,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-01 17:03:24,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:24,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:25,040 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:03:25,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:25,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 387 states and 563 transitions. [2020-12-01 17:03:25,431 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 563 transitions. [2020-12-01 17:03:25,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-01 17:03:25,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:25,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:25,714 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:03:25,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:25,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 388 states and 563 transitions. [2020-12-01 17:03:25,777 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 563 transitions. [2020-12-01 17:03:25,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-01 17:03:25,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:25,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:26,102 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 17:03:26,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:26,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 389 states and 563 transitions. [2020-12-01 17:03:26,145 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 563 transitions. [2020-12-01 17:03:26,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-01 17:03:26,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:26,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:26,734 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 17:03:26,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:26,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 390 states and 565 transitions. [2020-12-01 17:03:26,913 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 565 transitions. [2020-12-01 17:03:26,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-01 17:03:26,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:27,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:27,496 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:03:28,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:28,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 392 states and 574 transitions. [2020-12-01 17:03:28,880 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 574 transitions. [2020-12-01 17:03:28,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-01 17:03:28,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:29,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:29,162 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:03:29,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:29,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 393 states and 574 transitions. [2020-12-01 17:03:29,201 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 574 transitions. [2020-12-01 17:03:29,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-01 17:03:29,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:29,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:29,687 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 17:03:30,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:30,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 394 states and 576 transitions. [2020-12-01 17:03:30,254 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 576 transitions. [2020-12-01 17:03:30,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-12-01 17:03:30,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:30,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:30,923 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 17:03:49,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:49,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 439 states and 664 transitions. [2020-12-01 17:03:49,671 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 664 transitions. [2020-12-01 17:03:49,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-12-01 17:03:49,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:50,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:50,247 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 17:03:50,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:50,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 441 states and 666 transitions. [2020-12-01 17:03:50,292 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 666 transitions. [2020-12-01 17:03:50,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-01 17:03:50,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:50,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:51,709 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:03:55,066 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 15 [2020-12-01 17:03:58,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:58,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 457 states and 705 transitions. [2020-12-01 17:03:58,678 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 705 transitions. [2020-12-01 17:03:58,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-01 17:03:58,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:58,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:59,417 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:03:59,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:59,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 456 states and 694 transitions. [2020-12-01 17:03:59,833 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 694 transitions. [2020-12-01 17:03:59,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-01 17:03:59,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:59,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:00,120 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:04:02,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:02,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 461 states and 702 transitions. [2020-12-01 17:04:02,255 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 702 transitions. [2020-12-01 17:04:02,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-01 17:04:02,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:02,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:02,637 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-12-01 17:04:02,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:02,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 462 states and 702 transitions. [2020-12-01 17:04:02,672 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 702 transitions. [2020-12-01 17:04:02,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-01 17:04:02,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:02,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:03,419 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:04:03,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:03,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 463 states and 702 transitions. [2020-12-01 17:04:03,860 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 702 transitions. [2020-12-01 17:04:03,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-01 17:04:03,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:04,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:04,230 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:04:04,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:04,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 467 states and 708 transitions. [2020-12-01 17:04:04,764 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 708 transitions. [2020-12-01 17:04:04,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-12-01 17:04:04,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:04,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:05,053 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 17:04:06,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:06,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 471 states and 719 transitions. [2020-12-01 17:04:06,967 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 719 transitions. [2020-12-01 17:04:06,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-12-01 17:04:06,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:07,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:08,520 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 17:04:09,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:09,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 475 states and 724 transitions. [2020-12-01 17:04:09,723 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 724 transitions. [2020-12-01 17:04:09,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-01 17:04:09,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:09,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:10,108 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-12-01 17:04:10,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:10,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 477 states and 726 transitions. [2020-12-01 17:04:10,150 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 726 transitions. [2020-12-01 17:04:10,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-01 17:04:10,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:10,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:10,514 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 17:04:10,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:10,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 478 states and 726 transitions. [2020-12-01 17:04:10,549 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 726 transitions. [2020-12-01 17:04:10,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-01 17:04:10,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:10,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:10,941 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 17:04:12,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:12,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 483 states and 735 transitions. [2020-12-01 17:04:12,670 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 735 transitions. [2020-12-01 17:04:12,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-01 17:04:12,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:12,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:12,956 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 17:04:14,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:14,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 485 states and 742 transitions. [2020-12-01 17:04:14,032 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 742 transitions. [2020-12-01 17:04:14,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-12-01 17:04:14,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:14,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:14,849 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 17:04:18,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:18,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 491 states and 762 transitions. [2020-12-01 17:04:18,691 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 762 transitions. [2020-12-01 17:04:18,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-12-01 17:04:18,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:18,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:18,976 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 17:04:19,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:19,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 495 states and 767 transitions. [2020-12-01 17:04:19,445 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 767 transitions. [2020-12-01 17:04:19,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-12-01 17:04:19,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:19,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:19,774 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 17:04:20,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:20,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 497 states and 774 transitions. [2020-12-01 17:04:20,780 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 774 transitions. [2020-12-01 17:04:20,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-12-01 17:04:20,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:20,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:21,607 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 17:04:23,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:23,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 499 states and 775 transitions. [2020-12-01 17:04:23,045 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 775 transitions. [2020-12-01 17:04:23,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-12-01 17:04:23,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:23,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:23,294 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 17:04:24,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:24,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 499 states and 774 transitions. [2020-12-01 17:04:24,507 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 774 transitions. [2020-12-01 17:04:24,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-12-01 17:04:24,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:24,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:24,838 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-12-01 17:04:25,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:25,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 501 states and 776 transitions. [2020-12-01 17:04:25,478 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 776 transitions. [2020-12-01 17:04:25,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-12-01 17:04:25,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:25,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:25,834 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 17:04:26,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:26,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 503 states and 778 transitions. [2020-12-01 17:04:26,819 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 778 transitions. [2020-12-01 17:04:26,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-12-01 17:04:26,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:26,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:28,542 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-12-01 17:04:32,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:32,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 506 states and 783 transitions. [2020-12-01 17:04:32,962 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 783 transitions. [2020-12-01 17:04:32,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-12-01 17:04:32,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:33,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:33,339 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 17:04:34,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:34,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 504 states and 778 transitions. [2020-12-01 17:04:34,608 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 778 transitions. [2020-12-01 17:04:34,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-12-01 17:04:34,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:34,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:34,943 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-12-01 17:04:35,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:35,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 513 states and 793 transitions. [2020-12-01 17:04:35,005 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 793 transitions. [2020-12-01 17:04:35,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-12-01 17:04:35,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:35,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:35,274 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 17:04:36,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:36,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 516 states and 800 transitions. [2020-12-01 17:04:36,872 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 800 transitions. [2020-12-01 17:04:36,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-12-01 17:04:36,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:37,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:37,190 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 17:04:39,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:39,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 519 states and 805 transitions. [2020-12-01 17:04:39,720 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 805 transitions. [2020-12-01 17:04:39,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-12-01 17:04:39,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:39,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:40,030 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-12-01 17:04:42,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:42,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 523 states and 814 transitions. [2020-12-01 17:04:42,590 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 814 transitions. [2020-12-01 17:04:42,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-12-01 17:04:42,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:42,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:42,875 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-12-01 17:04:42,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:42,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 525 states and 816 transitions. [2020-12-01 17:04:42,914 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 816 transitions. [2020-12-01 17:04:42,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-12-01 17:04:42,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:43,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:43,263 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-01 17:04:43,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:43,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 527 states and 819 transitions. [2020-12-01 17:04:43,285 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 819 transitions. [2020-12-01 17:04:43,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-12-01 17:04:43,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:43,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:43,579 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 17:04:45,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:45,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 531 states and 826 transitions. [2020-12-01 17:04:45,750 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 826 transitions. [2020-12-01 17:04:45,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-12-01 17:04:45,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:45,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:46,048 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-12-01 17:04:46,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:46,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 533 states and 829 transitions. [2020-12-01 17:04:46,080 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 829 transitions. [2020-12-01 17:04:46,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-12-01 17:04:46,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:46,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:46,332 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-12-01 17:04:47,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:47,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 531 states and 824 transitions. [2020-12-01 17:04:47,327 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 824 transitions. [2020-12-01 17:04:47,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-12-01 17:04:47,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:47,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:47,630 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-01 17:04:47,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:47,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 535 states and 833 transitions. [2020-12-01 17:04:47,650 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 833 transitions. [2020-12-01 17:04:47,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-12-01 17:04:47,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:47,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:47,911 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2020-12-01 17:04:48,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:48,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 537 states and 836 transitions. [2020-12-01 17:04:48,965 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 836 transitions. [2020-12-01 17:04:48,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-12-01 17:04:48,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:49,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:49,283 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 17:04:49,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:49,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 539 states and 838 transitions. [2020-12-01 17:04:49,320 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 838 transitions. [2020-12-01 17:04:49,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-12-01 17:04:49,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:49,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:49,762 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-12-01 17:04:50,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:50,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 541 states and 840 transitions. [2020-12-01 17:04:50,917 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 840 transitions. [2020-12-01 17:04:50,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-12-01 17:04:50,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:51,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:51,267 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 17:04:51,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:51,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 545 states and 846 transitions. [2020-12-01 17:04:51,297 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 846 transitions. [2020-12-01 17:04:51,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-12-01 17:04:51,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:51,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:51,853 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 17:04:51,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:51,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 547 states and 848 transitions. [2020-12-01 17:04:51,883 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 848 transitions. [2020-12-01 17:04:51,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-12-01 17:04:51,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:51,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:52,099 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 17:04:52,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:52,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 551 states and 853 transitions. [2020-12-01 17:04:52,587 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 853 transitions. [2020-12-01 17:04:52,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-12-01 17:04:52,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:52,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:52,929 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 17:04:52,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:52,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 555 states and 859 transitions. [2020-12-01 17:04:52,953 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 859 transitions. [2020-12-01 17:04:52,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-12-01 17:04:52,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:53,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:53,260 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 17:04:53,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:53,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 557 states and 861 transitions. [2020-12-01 17:04:53,289 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 861 transitions. [2020-12-01 17:04:53,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-12-01 17:04:53,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:53,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:53,545 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 17:04:55,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:55,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 560 states and 868 transitions. [2020-12-01 17:04:55,064 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 868 transitions. [2020-12-01 17:04:55,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-12-01 17:04:55,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:55,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:55,385 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-12-01 17:04:59,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:59,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 569 states and 885 transitions. [2020-12-01 17:04:59,579 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 885 transitions. [2020-12-01 17:04:59,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-12-01 17:04:59,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:59,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:59,839 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-12-01 17:04:59,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:59,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 571 states and 887 transitions. [2020-12-01 17:04:59,886 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 887 transitions. [2020-12-01 17:04:59,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-12-01 17:04:59,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:00,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:00,227 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 4 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-12-01 17:05:01,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:01,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 556 states and 860 transitions. [2020-12-01 17:05:01,602 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 860 transitions. [2020-12-01 17:05:01,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-12-01 17:05:01,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:01,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:02,666 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-12-01 17:05:03,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:03,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 557 states and 862 transitions. [2020-12-01 17:05:03,872 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 862 transitions. [2020-12-01 17:05:03,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-12-01 17:05:03,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:04,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:04,900 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-12-01 17:05:07,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:07,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 560 states and 866 transitions. [2020-12-01 17:05:07,147 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 866 transitions. [2020-12-01 17:05:07,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-12-01 17:05:07,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:07,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:08,641 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-12-01 17:05:11,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:11,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 561 states and 867 transitions. [2020-12-01 17:05:11,086 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 867 transitions. [2020-12-01 17:05:11,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-12-01 17:05:11,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:11,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:12,434 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 17:05:14,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:14,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 562 states and 868 transitions. [2020-12-01 17:05:14,542 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 868 transitions. [2020-12-01 17:05:14,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-12-01 17:05:14,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:15,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:15,830 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 17:05:18,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:18,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 563 states and 869 transitions. [2020-12-01 17:05:18,086 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 869 transitions. [2020-12-01 17:05:18,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-12-01 17:05:18,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:18,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:19,378 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 8 proven. 15 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 17:05:21,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:21,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 564 states and 870 transitions. [2020-12-01 17:05:21,702 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 870 transitions. [2020-12-01 17:05:21,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-12-01 17:05:21,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:21,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:22,629 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 8 proven. 21 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 17:05:24,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:24,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 565 states and 871 transitions. [2020-12-01 17:05:24,855 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 871 transitions. [2020-12-01 17:05:24,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-12-01 17:05:24,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:25,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:25,914 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 8 proven. 28 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 17:05:28,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:28,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 566 states and 872 transitions. [2020-12-01 17:05:28,098 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 872 transitions. [2020-12-01 17:05:28,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-12-01 17:05:28,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:28,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:29,071 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 17:05:31,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:31,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 567 states and 873 transitions. [2020-12-01 17:05:31,344 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 873 transitions. [2020-12-01 17:05:31,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-12-01 17:05:31,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:31,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:32,397 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 8 proven. 45 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 17:05:34,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:34,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 568 states and 874 transitions. [2020-12-01 17:05:34,700 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 874 transitions. [2020-12-01 17:05:34,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-12-01 17:05:34,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:35,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:35,708 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 8 proven. 55 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 17:05:38,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:38,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 569 states and 875 transitions. [2020-12-01 17:05:38,123 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 875 transitions. [2020-12-01 17:05:38,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-12-01 17:05:38,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:38,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:39,389 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 8 proven. 66 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-12-01 17:05:41,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:41,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 570 states and 876 transitions. [2020-12-01 17:05:41,833 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 876 transitions. [2020-12-01 17:05:41,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-12-01 17:05:41,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:42,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:43,108 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 8 proven. 78 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-12-01 17:05:45,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:45,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 571 states and 877 transitions. [2020-12-01 17:05:45,622 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 877 transitions. [2020-12-01 17:05:45,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-12-01 17:05:45,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:45,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:46,866 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 8 proven. 91 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 17:05:49,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:49,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 572 states and 878 transitions. [2020-12-01 17:05:49,469 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 878 transitions. [2020-12-01 17:05:49,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-12-01 17:05:49,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:49,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:50,500 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 8 proven. 105 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 17:05:53,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:53,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 573 states and 879 transitions. [2020-12-01 17:05:53,107 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 879 transitions. [2020-12-01 17:05:53,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-12-01 17:05:53,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:53,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:54,168 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 8 proven. 120 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 17:05:56,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:56,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 574 states and 879 transitions. [2020-12-01 17:05:56,927 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 879 transitions. [2020-12-01 17:05:56,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-12-01 17:05:56,930 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:57,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:59,789 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2020-12-01 17:06:06,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:06:06,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 135 states and 184 transitions. [2020-12-01 17:06:06,346 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 184 transitions. [2020-12-01 17:06:06,347 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 17:06:06,347 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 82 iterations. [2020-12-01 17:06:06,356 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 17:06:06,581 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 12 [2020-12-01 17:06:07,650 WARN L197 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 12 [2020-12-01 17:06:07,903 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 13 [2020-12-01 17:06:08,063 WARN L197 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 12 [2020-12-01 17:06:08,257 WARN L197 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 12 [2020-12-01 17:06:08,610 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,615 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,615 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,615 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,615 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,615 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,615 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,616 INFO L569 CodeCheckObserver]: Invariant with dag size 12 [2020-12-01 17:06:08,624 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,624 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2020-12-01 17:06:08,627 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,628 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,628 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,628 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,629 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,629 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,630 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2020-12-01 17:06:08,632 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,632 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,632 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,633 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,633 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,633 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,634 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,634 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2020-12-01 17:06:08,639 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,640 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,640 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,640 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,641 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,641 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,641 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,641 INFO L569 CodeCheckObserver]: Invariant with dag size 12 [2020-12-01 17:06:08,642 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,642 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,642 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,642 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,643 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,643 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,643 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,643 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,643 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,644 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,644 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,644 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,644 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,644 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,647 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,647 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,647 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,647 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,648 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,648 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,648 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,648 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,648 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,649 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,649 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,649 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:06:08,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:06:08 ImpRootNode [2020-12-01 17:06:08,650 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 17:06:08,651 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 17:06:08,651 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 17:06:08,652 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 17:06:08,653 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:03:16" (3/4) ... [2020-12-01 17:06:08,657 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 17:06:08,667 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mISDN_freebchannel [2020-12-01 17:06:08,667 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __list_add [2020-12-01 17:06:08,667 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mISDN_freedchannel [2020-12-01 17:06:08,667 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2020-12-01 17:06:08,667 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __raw_spin_lock_init [2020-12-01 17:06:08,667 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg [2020-12-01 17:06:08,668 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure set_led_bit [2020-12-01 17:06:08,668 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_submit_urb [2020-12-01 17:06:08,668 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure handle_led [2020-12-01 17:06:08,668 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2020-12-01 17:06:08,668 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure l1_event [2020-12-01 17:06:08,668 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2020-12-01 17:06:08,668 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2020-12-01 17:06:08,668 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mISDN_initdchannel [2020-12-01 17:06:08,668 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hfcsusb_stop_endpoint [2020-12-01 17:06:08,668 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2020-12-01 17:06:08,668 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_set_intfdata [2020-12-01 17:06:08,669 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2020-12-01 17:06:08,669 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2020-12-01 17:06:08,669 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2020-12-01 17:06:08,669 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stop_iso_gracefull [2020-12-01 17:06:08,669 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_unlock [2020-12-01 17:06:08,669 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_lock [2020-12-01 17:06:08,669 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2020-12-01 17:06:08,669 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2020-12-01 17:06:08,669 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2020-12-01 17:06:08,669 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure schedule_timeout_interruptible [2020-12-01 17:06:08,669 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_urb [2020-12-01 17:06:08,670 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2020-12-01 17:06:08,670 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hfcsusb_probe [2020-12-01 17:06:08,670 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ctrl_start_transfer [2020-12-01 17:06:08,670 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2020-12-01 17:06:08,670 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_alloc_flags [2020-12-01 17:06:08,737 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 368 nodes and edges [2020-12-01 17:06:08,743 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 133 nodes and edges [2020-12-01 17:06:08,750 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2020-12-01 17:06:08,756 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-01 17:06:08,762 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-01 17:06:08,768 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-01 17:06:08,774 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-01 17:06:08,781 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 17:06:08,795 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 17:06:08,851 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(ldv_spin == 0) || ldv_spin == \old(ldv_spin) [2020-12-01 17:06:08,864 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(ldv_spin == 0) || ldv_spin == \old(ldv_spin) [2020-12-01 17:06:08,865 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(ldv_spin == 0) || ldv_spin == \old(ldv_spin) [2020-12-01 17:06:09,336 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_53697397-7e1a-4631-aa22-6d59404233b3/bin/ukojak/witness.graphml [2020-12-01 17:06:09,336 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 17:06:09,338 INFO L168 Benchmark]: Toolchain (without parser) took 286216.75 ms. Allocated memory was 98.6 MB in the beginning and 1.2 GB in the end (delta: 1.1 GB). Free memory was 57.5 MB in the beginning and 400.0 MB in the end (delta: -342.5 MB). Peak memory consumption was 751.7 MB. Max. memory is 16.1 GB. [2020-12-01 17:06:09,338 INFO L168 Benchmark]: CDTParser took 1.92 ms. Allocated memory is still 98.6 MB. Free memory is still 55.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:06:09,339 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3468.02 ms. Allocated memory was 98.6 MB in the beginning and 176.2 MB in the end (delta: 77.6 MB). Free memory was 57.3 MB in the beginning and 112.8 MB in the end (delta: -55.5 MB). Peak memory consumption was 76.2 MB. Max. memory is 16.1 GB. [2020-12-01 17:06:09,340 INFO L168 Benchmark]: Boogie Procedure Inliner took 325.50 ms. Allocated memory is still 176.2 MB. Free memory was 112.8 MB in the beginning and 97.1 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-01 17:06:09,341 INFO L168 Benchmark]: Boogie Preprocessor took 234.80 ms. Allocated memory is still 176.2 MB. Free memory was 97.1 MB in the beginning and 79.3 MB in the end (delta: 17.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-12-01 17:06:09,341 INFO L168 Benchmark]: RCFGBuilder took 109643.13 ms. Allocated memory was 176.2 MB in the beginning and 690.0 MB in the end (delta: 513.8 MB). Free memory was 79.3 MB in the beginning and 226.0 MB in the end (delta: -146.7 MB). Peak memory consumption was 400.7 MB. Max. memory is 16.1 GB. [2020-12-01 17:06:09,342 INFO L168 Benchmark]: CodeCheck took 171851.81 ms. Allocated memory was 690.0 MB in the beginning and 1.2 GB in the end (delta: 503.3 MB). Free memory was 226.0 MB in the beginning and 577.2 MB in the end (delta: -351.2 MB). Peak memory consumption was 151.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:06:09,342 INFO L168 Benchmark]: Witness Printer took 685.22 ms. Allocated memory is still 1.2 GB. Free memory was 577.2 MB in the beginning and 400.0 MB in the end (delta: 177.2 MB). Peak memory consumption was 178.3 MB. Max. memory is 16.1 GB. [2020-12-01 17:06:09,345 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 34 procedures, 356 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 169.4s, OverallIterations: 82, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1988689920 SDtfs, -1997406208 SDslu, -1265369088 SDs, 0 SdLazy, 2054225928 SolverSat, 27590652 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 784.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 59775 GetRequests, 59206 SyntacticMatches, 187 SemanticMatches, 382 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65014 ImplicationChecksByTransitivity, 120.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 2.0s SsaConstructionTime, 14.6s SatisfiabilityAnalysisTime, 31.5s InterpolantComputationTime, 7282 NumberOfCodeBlocks, 7282 NumberOfCodeBlocksAsserted, 81 NumberOfCheckSat, 7201 ConstructedInterpolants, 0 QuantifiedInterpolants, 1175955 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 81 InterpolantComputations, 54 PerfectInterpolantSequences, 2234/3122 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 6202]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9232]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8450]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9434]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8722]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8722]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8642]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9198]: Loop Invariant Derived loop invariant: (!(ldv_state_variable_0 == 0) || !(ldv_state_variable_1 == 1)) || !(ldv_spin == 0) - InvariantResult [Line: 8832]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8851]: Loop Invariant Derived loop invariant: !(ldv_spin == 0) || ldv_spin == \old(ldv_spin) - InvariantResult [Line: 9240]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8832]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9606]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8585]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8795]: Loop Invariant Derived loop invariant: !(ldv_spin == 0) || ldv_spin == \old(ldv_spin) - InvariantResult [Line: 9133]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9065]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8654]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8778]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8454]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9248]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8832]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8832]: Loop Invariant Derived loop invariant: !(ldv_spin == 0) || ldv_spin == \old(ldv_spin) - InvariantResult [Line: 9171]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8832]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6383]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9635]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9146]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9074]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9190]: Loop Invariant Derived loop invariant: (!(ldv_state_variable_0 == 0) || !(ldv_state_variable_1 == 1)) || !(ldv_spin == 0) - InvariantResult [Line: 8359]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8359]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8359]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8771]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9362]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9145]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8601]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6195]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6863]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8832]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8832]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8454]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8832]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8918]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8946]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6334]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8715]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8570]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9029]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8952]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.92 ms. Allocated memory is still 98.6 MB. Free memory is still 55.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3468.02 ms. Allocated memory was 98.6 MB in the beginning and 176.2 MB in the end (delta: 77.6 MB). Free memory was 57.3 MB in the beginning and 112.8 MB in the end (delta: -55.5 MB). Peak memory consumption was 76.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 325.50 ms. Allocated memory is still 176.2 MB. Free memory was 112.8 MB in the beginning and 97.1 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 234.80 ms. Allocated memory is still 176.2 MB. Free memory was 97.1 MB in the beginning and 79.3 MB in the end (delta: 17.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * RCFGBuilder took 109643.13 ms. Allocated memory was 176.2 MB in the beginning and 690.0 MB in the end (delta: 513.8 MB). Free memory was 79.3 MB in the beginning and 226.0 MB in the end (delta: -146.7 MB). Peak memory consumption was 400.7 MB. Max. memory is 16.1 GB. * CodeCheck took 171851.81 ms. Allocated memory was 690.0 MB in the beginning and 1.2 GB in the end (delta: 503.3 MB). Free memory was 226.0 MB in the beginning and 577.2 MB in the end (delta: -351.2 MB). Peak memory consumption was 151.1 MB. Max. memory is 16.1 GB. * Witness Printer took 685.22 ms. Allocated memory is still 1.2 GB. Free memory was 577.2 MB in the beginning and 400.0 MB in the end (delta: 177.2 MB). Peak memory consumption was 178.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...