./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--host--max3421-hcd.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--host--max3421-hcd.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 68bea22404de40a8a23cbd3a96885493f9a3150c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--host--max3421-hcd.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 68bea22404de40a8a23cbd3a96885493f9a3150c ............................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: byte size smaller than 1 makes no sense --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-25 08:55:01,117 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:55:01,119 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:55:01,133 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:55:01,134 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:55:01,135 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:55:01,137 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:55:01,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:55:01,150 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:55:01,153 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:55:01,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:55:01,156 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:55:01,156 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:55:01,158 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:55:01,160 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:55:01,161 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:55:01,162 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:55:01,163 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:55:01,165 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:55:01,169 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:55:01,172 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:55:01,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:55:01,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:55:01,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:55:01,181 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:55:01,181 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:55:01,181 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:55:01,183 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:55:01,183 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:55:01,184 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:55:01,184 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:55:01,185 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:55:01,186 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:55:01,186 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:55:01,187 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:55:01,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:55:01,188 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:55:01,188 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:55:01,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:55:01,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:55:01,191 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:55:01,192 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-25 08:55:01,216 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:55:01,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:55:01,219 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:55:01,219 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:55:01,219 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:55:01,220 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:55:01,220 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:55:01,220 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:55:01,220 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 08:55:01,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:55:01,221 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 08:55:01,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:55:01,222 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:55:01,222 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 08:55:01,222 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:55:01,223 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:55:01,223 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:55:01,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:55:01,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:55:01,224 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:55:01,224 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:55:01,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 08:55:01,224 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:55:01,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 08:55:01,225 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 08:55:01,225 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 08:55:01,225 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer 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 -> 68bea22404de40a8a23cbd3a96885493f9a3150c [2019-11-25 08:55:01,393 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:55:01,402 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:55:01,405 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:55:01,406 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:55:01,406 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:55:01,407 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--host--max3421-hcd.ko-entry_point.cil.out.i [2019-11-25 08:55:01,485 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/bin/uautomizer/data/ac2c05a27/1b01dbdb512d40d1a59a0b12c6dd2bde/FLAGb1f6fd22c [2019-11-25 08:55:02,174 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:55:02,175 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--host--max3421-hcd.ko-entry_point.cil.out.i [2019-11-25 08:55:02,216 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/bin/uautomizer/data/ac2c05a27/1b01dbdb512d40d1a59a0b12c6dd2bde/FLAGb1f6fd22c [2019-11-25 08:55:02,280 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/bin/uautomizer/data/ac2c05a27/1b01dbdb512d40d1a59a0b12c6dd2bde [2019-11-25 08:55:02,282 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:55:02,283 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:55:02,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:55:02,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:55:02,288 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:55:02,289 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:55:02" (1/1) ... [2019-11-25 08:55:02,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77704da1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:02, skipping insertion in model container [2019-11-25 08:55:02,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:55:02" (1/1) ... [2019-11-25 08:55:02,299 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:55:02,426 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:55:02,955 WARN L1155 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3703] [2019-11-25 08:55:02,955 WARN L1155 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3704-3705] [2019-11-25 08:55:03,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:55:03,882 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:55:03,976 WARN L1155 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3703] [2019-11-25 08:55:03,977 WARN L1155 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3704-3705] [2019-11-25 08:55:04,167 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:55:04,319 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:55:04,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:04 WrapperNode [2019-11-25 08:55:04,320 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:55:04,320 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:55:04,321 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:55:04,322 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:55:04,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:04" (1/1) ... [2019-11-25 08:55:04,396 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:04" (1/1) ... [2019-11-25 08:55:04,541 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:55:04,541 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:55:04,541 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:55:04,541 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:55:04,556 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:04" (1/1) ... [2019-11-25 08:55:04,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:04" (1/1) ... [2019-11-25 08:55:04,579 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:04" (1/1) ... [2019-11-25 08:55:04,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:04" (1/1) ... [2019-11-25 08:55:04,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:04" (1/1) ... [2019-11-25 08:55:04,745 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:04" (1/1) ... [2019-11-25 08:55:04,764 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:04" (1/1) ... [2019-11-25 08:55:04,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:55:04,803 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:55:04,803 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:55:04,803 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:55:04,805 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2019-11-25 08:55:04,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-25 08:55:04,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-25 08:55:04,874 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2019-11-25 08:55:04,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-25 08:55:04,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-25 08:55:04,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-25 08:55:04,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-25 08:55:04,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-25 08:55:04,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-25 08:55:04,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-25 08:55:04,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:55:04,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:55:09,685 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:55:09,685 INFO L284 CfgBuilder]: Removed 517 assume(true) statements. [2019-11-25 08:55:09,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:55:09 BoogieIcfgContainer [2019-11-25 08:55:09,687 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:55:09,688 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 08:55:09,688 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 08:55:09,690 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 08:55:09,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:55:02" (1/3) ... [2019-11-25 08:55:09,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e1f268f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:55:09, skipping insertion in model container [2019-11-25 08:55:09,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:04" (2/3) ... [2019-11-25 08:55:09,692 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e1f268f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:55:09, skipping insertion in model container [2019-11-25 08:55:09,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:55:09" (3/3) ... [2019-11-25 08:55:09,694 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--host--max3421-hcd.ko-entry_point.cil.out.i [2019-11-25 08:55:09,702 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 08:55:09,709 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-11-25 08:55:09,719 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-11-25 08:55:09,745 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 08:55:09,745 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-25 08:55:09,745 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 08:55:09,745 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:55:09,745 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:55:09,746 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 08:55:09,746 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:55:09,746 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 08:55:09,769 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states. [2019-11-25 08:55:09,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-25 08:55:09,789 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:55:09,789 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:55:09,790 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:55:09,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:55:09,794 INFO L82 PathProgramCache]: Analyzing trace with hash -927279635, now seen corresponding path program 1 times [2019-11-25 08:55:09,802 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:55:09,802 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650629039] [2019-11-25 08:55:09,802 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:55:10,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:55:10,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:55:10,373 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650629039] [2019-11-25 08:55:10,374 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:55:10,374 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:55:10,375 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380233049] [2019-11-25 08:55:10,379 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:55:10,379 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:55:10,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:55:10,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:55:10,394 INFO L87 Difference]: Start difference. First operand 552 states. Second operand 3 states. [2019-11-25 08:55:10,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:55:10,640 INFO L93 Difference]: Finished difference Result 1533 states and 2190 transitions. [2019-11-25 08:55:10,641 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:55:10,642 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2019-11-25 08:55:10,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:55:10,661 INFO L225 Difference]: With dead ends: 1533 [2019-11-25 08:55:10,661 INFO L226 Difference]: Without dead ends: 964 [2019-11-25 08:55:10,667 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:55:10,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 964 states. [2019-11-25 08:55:10,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 964 to 960. [2019-11-25 08:55:10,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 960 states. [2019-11-25 08:55:10,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 960 states and 1360 transitions. [2019-11-25 08:55:10,775 INFO L78 Accepts]: Start accepts. Automaton has 960 states and 1360 transitions. Word has length 30 [2019-11-25 08:55:10,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:55:10,776 INFO L462 AbstractCegarLoop]: Abstraction has 960 states and 1360 transitions. [2019-11-25 08:55:10,776 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:55:10,776 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1360 transitions. [2019-11-25 08:55:10,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-11-25 08:55:10,780 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:55:10,781 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:55:10,781 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:55:10,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:55:10,782 INFO L82 PathProgramCache]: Analyzing trace with hash 766727501, now seen corresponding path program 1 times [2019-11-25 08:55:10,782 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:55:10,782 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616254465] [2019-11-25 08:55:10,782 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:55:10,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:55:10,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:55:10,950 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616254465] [2019-11-25 08:55:10,950 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:55:10,951 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:55:10,951 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602102908] [2019-11-25 08:55:10,952 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:55:10,953 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:55:10,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:55:10,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:55:10,954 INFO L87 Difference]: Start difference. First operand 960 states and 1360 transitions. Second operand 3 states. [2019-11-25 08:55:11,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:55:11,299 INFO L93 Difference]: Finished difference Result 2206 states and 3124 transitions. [2019-11-25 08:55:11,300 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:55:11,300 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2019-11-25 08:55:11,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:55:11,307 INFO L225 Difference]: With dead ends: 2206 [2019-11-25 08:55:11,307 INFO L226 Difference]: Without dead ends: 1258 [2019-11-25 08:55:11,310 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:55:11,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1258 states. [2019-11-25 08:55:11,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1258 to 1250. [2019-11-25 08:55:11,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1250 states. [2019-11-25 08:55:11,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 1250 states and 1770 transitions. [2019-11-25 08:55:11,358 INFO L78 Accepts]: Start accepts. Automaton has 1250 states and 1770 transitions. Word has length 40 [2019-11-25 08:55:11,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:55:11,359 INFO L462 AbstractCegarLoop]: Abstraction has 1250 states and 1770 transitions. [2019-11-25 08:55:11,360 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:55:11,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1770 transitions. [2019-11-25 08:55:11,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-25 08:55:11,369 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:55:11,369 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:55:11,369 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:55:11,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:55:11,371 INFO L82 PathProgramCache]: Analyzing trace with hash -1247377504, now seen corresponding path program 1 times [2019-11-25 08:55:11,371 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:55:11,371 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671222149] [2019-11-25 08:55:11,371 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:55:11,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:55:11,573 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-25 08:55:11,574 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671222149] [2019-11-25 08:55:11,575 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:55:11,576 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:55:11,577 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771304291] [2019-11-25 08:55:11,578 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:55:11,578 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:55:11,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:55:11,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:55:11,580 INFO L87 Difference]: Start difference. First operand 1250 states and 1770 transitions. Second operand 3 states. [2019-11-25 08:55:11,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:55:11,654 INFO L93 Difference]: Finished difference Result 1250 states and 1770 transitions. [2019-11-25 08:55:11,655 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:55:11,655 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2019-11-25 08:55:11,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:55:11,667 INFO L225 Difference]: With dead ends: 1250 [2019-11-25 08:55:11,667 INFO L226 Difference]: Without dead ends: 1246 [2019-11-25 08:55:11,668 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:55:11,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1246 states. [2019-11-25 08:55:11,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1246 to 1246. [2019-11-25 08:55:11,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1246 states. [2019-11-25 08:55:11,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 1246 states and 1764 transitions. [2019-11-25 08:55:11,709 INFO L78 Accepts]: Start accepts. Automaton has 1246 states and 1764 transitions. Word has length 48 [2019-11-25 08:55:11,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:55:11,709 INFO L462 AbstractCegarLoop]: Abstraction has 1246 states and 1764 transitions. [2019-11-25 08:55:11,709 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:55:11,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 1764 transitions. [2019-11-25 08:55:11,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-25 08:55:11,712 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:55:11,712 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:55:11,713 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:55:11,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:55:11,713 INFO L82 PathProgramCache]: Analyzing trace with hash 1818149696, now seen corresponding path program 1 times [2019-11-25 08:55:11,714 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:55:11,714 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985432092] [2019-11-25 08:55:11,715 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:55:12,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:55:12,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:55:12,898 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:55:12,899 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-25 08:55:13,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:55:13 BoogieIcfgContainer [2019-11-25 08:55:13,339 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 08:55:13,340 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:55:13,340 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:55:13,340 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:55:13,341 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:55:09" (3/4) ... [2019-11-25 08:55:13,350 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-25 08:55:13,358 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:55:13,360 INFO L168 Benchmark]: Toolchain (without parser) took 11076.23 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 358.6 MB). Free memory was 936.5 MB in the beginning and 1.2 GB in the end (delta: -278.6 MB). Peak memory consumption was 80.1 MB. Max. memory is 11.5 GB. [2019-11-25 08:55:13,360 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:55:13,361 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2036.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 936.5 MB in the beginning and 1.0 GB in the end (delta: -75.7 MB). Peak memory consumption was 89.5 MB. Max. memory is 11.5 GB. [2019-11-25 08:55:13,363 INFO L168 Benchmark]: Boogie Procedure Inliner took 220.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 990.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-11-25 08:55:13,364 INFO L168 Benchmark]: Boogie Preprocessor took 261.31 ms. Allocated memory is still 1.2 GB. Free memory was 990.8 MB in the beginning and 969.3 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2019-11-25 08:55:13,365 INFO L168 Benchmark]: RCFGBuilder took 4883.93 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 72.4 MB). Free memory was 969.3 MB in the beginning and 955.4 MB in the end (delta: 13.9 MB). Peak memory consumption was 119.3 MB. Max. memory is 11.5 GB. [2019-11-25 08:55:13,366 INFO L168 Benchmark]: TraceAbstraction took 3651.99 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 135.8 MB). Free memory was 955.4 MB in the beginning and 1.2 GB in the end (delta: -259.6 MB). Peak memory consumption was 133.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:55:13,367 INFO L168 Benchmark]: Witness Printer took 18.21 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. [2019-11-25 08:55:13,370 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2036.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 936.5 MB in the beginning and 1.0 GB in the end (delta: -75.7 MB). Peak memory consumption was 89.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 220.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 990.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 261.31 ms. Allocated memory is still 1.2 GB. Free memory was 990.8 MB in the beginning and 969.3 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4883.93 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 72.4 MB). Free memory was 969.3 MB in the beginning and 955.4 MB in the end (delta: 13.9 MB). Peak memory consumption was 119.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3651.99 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 135.8 MB). Free memory was 955.4 MB in the beginning and 1.2 GB in the end (delta: -259.6 MB). Peak memory consumption was 133.7 MB. Max. memory is 11.5 GB. * Witness Printer took 18.21 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3970]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 5866, overapproximation of bitwiseAnd at line 6532. Possible FailurePath: [L3993] int ldv_irq_1_2 = 0; [L3994] int LDV_IN_INTERRUPT = 1; [L3995] int ldv_irq_1_3 = 0; [L3996] void *ldv_irq_data_1_1 ; [L3997] int ldv_irq_1_1 = 0; [L3998] int ldv_irq_1_0 = 0; [L4000] int ldv_irq_line_1_3 ; [L4001] void *ldv_irq_data_1_0 ; [L4002] int ldv_state_variable_0 ; [L4004] int ldv_state_variable_3 ; [L4005] int ldv_irq_line_1_0 ; [L4006] int ldv_state_variable_2 ; [L4007] void *ldv_irq_data_1_3 ; [L4009] int ref_cnt ; [L4010] int ldv_irq_line_1_1 ; [L4011] void *ldv_irq_data_1_2 ; [L4012] int ldv_state_variable_1 ; [L4013] int ldv_irq_line_1_2 ; [L4192-L4196] static int const hrsl_to_error[16U] = { 0, -22, -22, -22, -11, -32, -84, -71, -121, -71, -71, -84, -5, -5, -62, -75}; [L6028] int ldv_retval_0 ; [L6029] int ldv_retval_1 ; [L6032] int ldv_retval_2 ; [L6528] int ldv_spin = 0; [L3999] struct urb *max3421_hcd_desc_group0 ; [L4003] struct usb_hcd *max3421_hcd_desc_group1 ; [L4008] struct spi_device *max3421_driver_group0 ; [L4191] static struct max3421_hcd *max3421_hcd_list ; [L5865-L5871] static struct hc_driver max3421_hcd_desc = {"max3421", "MAX3421 USB Host-Controller Driver", 192UL, 0, 16, & max3421_reset, & max3421_start, 0, 0, & max3421_stop, 0, & max3421_get_frame_number, & max3421_urb_enqueue, & max3421_urb_dequeue, & max3421_map_urb_for_dma, & max3421_unmap_urb_for_dma, & max3421_endpoint_disable, 0, & max3421_hub_status_data, & max3421_hub_control, & max3421_bus_suspend, & max3421_bus_resume, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; [L6010-L6012] static struct spi_driver max3421_driver = {0, & max3421_probe, & max3421_remove, 0, 0, 0, {"max3421-hcd", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}}; VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] [L6177] char *ldvarg7 ; [L6178] void *tmp ; [L6179] u16 ldvarg3 ; [L6180] u16 tmp___0 ; [L6181] u16 ldvarg0 ; [L6182] u16 tmp___1 ; [L6183] gfp_t ldvarg5 ; [L6184] gfp_t ldvarg6 ; [L6185] struct usb_host_endpoint *ldvarg8 ; [L6186] void *tmp___2 ; [L6187] u16 ldvarg1 ; [L6188] u16 tmp___3 ; [L6189] char *ldvarg4 ; [L6190] void *tmp___4 ; [L6191] int ldvarg9 ; [L6192] int tmp___5 ; [L6193] u16 ldvarg2 ; [L6194] u16 tmp___6 ; [L6195] int tmp___7 ; [L6196] int tmp___8 ; [L6197] int tmp___9 ; [L6198] int tmp___10 ; [L3935] void *p ; [L3936] void *tmp ; [L3937] int tmp___0 ; [L3939] tmp___0 = __VERIFIER_nondet_int() [L3940] COND TRUE tmp___0 != 0 [L3941] return ((void *)0); VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] [L6200] tmp = ldv_zalloc(1UL) [L6201] ldvarg7 = (char *)tmp [L6202] tmp___0 = __VERIFIER_nondet_u16() [L6203] ldvarg3 = tmp___0 [L6204] tmp___1 = __VERIFIER_nondet_u16() [L6205] ldvarg0 = tmp___1 [L3935] void *p ; [L3936] void *tmp ; [L3937] int tmp___0 ; [L3939] tmp___0 = __VERIFIER_nondet_int() [L3940] COND TRUE tmp___0 != 0 [L3941] return ((void *)0); VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] [L6206] tmp___2 = ldv_zalloc(72UL) [L6207] ldvarg8 = (struct usb_host_endpoint *)tmp___2 [L6208] tmp___3 = __VERIFIER_nondet_u16() [L6209] ldvarg1 = tmp___3 [L3935] void *p ; [L3936] void *tmp ; [L3937] int tmp___0 ; [L3939] tmp___0 = __VERIFIER_nondet_int() [L3940] COND TRUE tmp___0 != 0 [L3941] return ((void *)0); VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] [L6210] tmp___4 = ldv_zalloc(1UL) [L6211] ldvarg4 = (char *)tmp___4 [L6212] tmp___5 = __VERIFIER_nondet_int() [L6213] ldvarg9 = tmp___5 [L6214] tmp___6 = __VERIFIER_nondet_u16() [L6215] ldvarg2 = tmp___6 VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] [L6217] ldvarg5 = (gfp_t)__VERIFIER_nondet_int() [L6218] ldvarg6 = (gfp_t)__VERIFIER_nondet_int() [L6219] ldv_state_variable_1 = 1 [L6220] ref_cnt = 0 [L6221] ldv_state_variable_0 = 1 [L6222] ldv_state_variable_3 = 0 [L6223] ldv_state_variable_2 = 0 VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] [L6225] tmp___7 = __VERIFIER_nondet_int() [L6227] case 0: [L6233] case 1: VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] [L6234] COND TRUE ldv_state_variable_0 != 0 [L6235] tmp___8 = __VERIFIER_nondet_int() [L6237] case 0: [L6245] case 1: VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] [L6246] COND TRUE ldv_state_variable_0 == 1 [L6015] int tmp ; [L6674] return __VERIFIER_nondet_int(); [L6017] tmp = spi_register_driver(& max3421_driver) [L6018] return (tmp); VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] [L6247] ldv_retval_0 = max3421_driver_init() [L6248] COND TRUE ldv_retval_0 == 0 [L6249] ldv_state_variable_0 = 3 [L6250] ldv_state_variable_2 = 1 [L6142] void *tmp ; [L3935] void *p ; [L3936] void *tmp ; [L3937] int tmp___0 ; [L3939] tmp___0 = __VERIFIER_nondet_int() [L3940] COND TRUE tmp___0 != 0 [L3941] return ((void *)0); VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] [L6144] tmp = ldv_zalloc(1496UL) [L6145] max3421_driver_group0 = (struct spi_device *)tmp VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] [L6252] ldv_state_variable_3 = 1 [L6105] void *tmp ; [L6106] void *tmp___0 ; [L3935] void *p ; [L3936] void *tmp ; [L3937] int tmp___0 ; [L3939] tmp___0 = __VERIFIER_nondet_int() [L3940] COND TRUE tmp___0 != 0 [L3941] return ((void *)0); VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] [L6108] tmp = ldv_zalloc(192UL) [L6109] max3421_hcd_desc_group0 = (struct urb *)tmp [L3935] void *p ; [L3936] void *tmp ; [L3937] int tmp___0 ; [L3939] tmp___0 = __VERIFIER_nondet_int() [L3940] COND TRUE tmp___0 != 0 [L3941] return ((void *)0); VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] [L6110] tmp___0 = ldv_zalloc(968UL) [L6111] max3421_hcd_desc_group1 = (struct usb_hcd *)tmp___0 VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] [L6256] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] [L6225] tmp___7 = __VERIFIER_nondet_int() [L6227] case 0: [L6233] case 1: [L6271] case 2: VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] [L6272] COND TRUE ldv_state_variable_3 != 0 [L6273] tmp___9 = __VERIFIER_nondet_int() [L6275] case 0: [L6286] case 1: [L6298] case 2: [L6310] case 3: [L6322] case 4: [L6334] case 5: [L6346] case 6: [L6358] case 7: [L6370] case 8: [L6378] case 9: [L6390] case 10: VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] [L6391] COND TRUE ldv_state_variable_3 == 1 [L5518] struct spi_device *spi ; [L5519] struct spi_device *tmp ; [L5520] struct max3421_hcd *max3421_hcd ; [L5521] struct max3421_hcd *tmp___0 ; [L5522] struct max3421_ep *max3421_ep ; [L5523] unsigned long flags ; [L5524] int retval ; [L5525] void *tmp___1 ; [L5527] EXPR hcd->self.controller [L4045] struct device const *__mptr ; [L4046] struct spi_device *tmp ; VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] [L4048] COND TRUE (unsigned long )dev != (unsigned long )((struct device *)0) [L4049] __mptr = (struct device const *)dev [L4050] tmp = (struct spi_device *)__mptr VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] [L4054] return (tmp); VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] [L5527] tmp = to_spi_device(hcd->self.controller) [L5528] spi = tmp [L4206] return ((struct max3421_hcd *)(& hcd->hcd_priv)); VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] [L5529] tmp___0 = hcd_to_max3421(hcd) [L5530] max3421_hcd = tmp___0 [L5531] urb->pipe [L5532] case 1U: VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] [L5533] case 0U: VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] [L5540] default: VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] [L6565] ldv_spin = 1 VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] [L5545] EXPR urb->ep [L5545] EXPR (urb->ep)->hcpriv [L5545] max3421_ep = (struct max3421_ep *)(urb->ep)->hcpriv [L5546] COND TRUE (unsigned long )max3421_ep == (unsigned long )((struct max3421_ep *)0) [L6532] COND FALSE !(ldv_spin == 0 || ! (flags & 16U)) VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] [L3970] __VERIFIER_error() VAL [__this_module={18446744073709551618:18446744073709551616}, hrsl_to_error={93:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={30:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={141:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={132:0}, ref_cnt=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 552 locations, 4 error locations. Result: UNSAFE, OverallTime: 3.5s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 2408 SDtfs, 1332 SDslu, 1691 SDs, 0 SdLazy, 101 SolverSat, 16 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1250occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 12 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 176 NumberOfCodeBlocks, 176 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 115 ConstructedInterpolants, 0 QuantifiedInterpolants, 9633 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 3/3 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-6b5699a [2019-11-25 08:55:15,281 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:55:15,284 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:55:15,299 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:55:15,300 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:55:15,302 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:55:15,304 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:55:15,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:55:15,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:55:15,316 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:55:15,317 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:55:15,318 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:55:15,319 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:55:15,319 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:55:15,320 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:55:15,321 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:55:15,322 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:55:15,323 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:55:15,324 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:55:15,326 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:55:15,328 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:55:15,329 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:55:15,330 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:55:15,331 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:55:15,333 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:55:15,334 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:55:15,334 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:55:15,335 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:55:15,335 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:55:15,336 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:55:15,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:55:15,337 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:55:15,338 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:55:15,339 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:55:15,340 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:55:15,340 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:55:15,341 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:55:15,341 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:55:15,341 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:55:15,342 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:55:15,343 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:55:15,343 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-25 08:55:15,356 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:55:15,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:55:15,358 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:55:15,359 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:55:15,360 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:55:15,362 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:55:15,362 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:55:15,363 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 08:55:15,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:55:15,363 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 08:55:15,363 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-25 08:55:15,363 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 08:55:15,364 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 08:55:15,364 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:55:15,364 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:55:15,364 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 08:55:15,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:55:15,369 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:55:15,369 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:55:15,370 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:55:15,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:55:15,370 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:55:15,371 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:55:15,371 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 08:55:15,371 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 08:55:15,371 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 08:55:15,371 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 08:55:15,372 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 08:55:15,372 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-25 08:55:15,372 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer 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 -> 68bea22404de40a8a23cbd3a96885493f9a3150c [2019-11-25 08:55:15,684 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:55:15,702 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:55:15,705 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:55:15,707 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:55:15,708 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:55:15,709 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--host--max3421-hcd.ko-entry_point.cil.out.i [2019-11-25 08:55:15,768 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/bin/uautomizer/data/17085f2f4/618b19962466458bb0bb2f87a1f56d17/FLAG11c29b1fa [2019-11-25 08:55:16,427 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:55:16,428 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--host--max3421-hcd.ko-entry_point.cil.out.i [2019-11-25 08:55:16,463 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/bin/uautomizer/data/17085f2f4/618b19962466458bb0bb2f87a1f56d17/FLAG11c29b1fa [2019-11-25 08:55:16,562 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1745281e-4435-482a-b584-583cfbb84a12/bin/uautomizer/data/17085f2f4/618b19962466458bb0bb2f87a1f56d17 [2019-11-25 08:55:16,564 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:55:16,565 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:55:16,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:55:16,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:55:16,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:55:16,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:55:16" (1/1) ... [2019-11-25 08:55:16,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6919afa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:16, skipping insertion in model container [2019-11-25 08:55:16,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:55:16" (1/1) ... [2019-11-25 08:55:16,578 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:55:16,687 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:55:17,273 WARN L1155 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3703] [2019-11-25 08:55:17,277 WARN L1155 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3704-3705] [2019-11-25 08:55:17,710 INFO L965 CHandler]: Found a cast between two array/pointer types where the value type is smaller than the cast-to type, and where that value type is smaller than our current memory model resolution [2019-11-25 08:55:17,710 INFO L968 CHandler]: at location: C: (struct max3421_hcd *)(& hcd->hcd_priv) [4206] [2019-11-25 08:55:17,710 INFO L969 CHandler]: current memory model: HoenickeLindenmann_4ByteResolution [2019-11-25 08:55:17,712 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.IllegalArgumentException: byte size smaller than 1 makes no sense at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.preferences.CACSLPreferenceInitializer$MemoryModel.getPreciseEnoughMemoryModelFor(CACSLPreferenceInitializer.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:972) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2313) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1919) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:993) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:993) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3448) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2263) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:573) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:125) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-25 08:55:17,718 INFO L168 Benchmark]: Toolchain (without parser) took 1152.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.6 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -195.0 MB). Peak memory consumption was 41.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:55:17,719 INFO L168 Benchmark]: CDTParser took 1.21 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:55:17,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1149.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.6 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -195.0 MB). Peak memory consumption was 41.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:55:17,722 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.21 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1149.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.6 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -195.0 MB). Peak memory consumption was 41.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalArgumentException: byte size smaller than 1 makes no sense de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalArgumentException: byte size smaller than 1 makes no sense: de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.preferences.CACSLPreferenceInitializer$MemoryModel.getPreciseEnoughMemoryModelFor(CACSLPreferenceInitializer.java:193) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...