./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-can-usb-ems_usb.ko_false-unreach-call.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-can-usb-ems_usb.ko_false-unreach-call.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/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 4905321715959318d97656bf1f42967177e7fab0 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-can-usb-ems_usb.ko_false-unreach-call.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/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 4905321715959318d97656bf1f42967177e7fab0 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 11:39:03,054 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 11:39:03,056 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 11:39:03,063 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 11:39:03,063 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 11:39:03,064 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 11:39:03,065 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 11:39:03,066 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 11:39:03,067 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 11:39:03,067 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 11:39:03,068 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 11:39:03,068 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 11:39:03,069 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 11:39:03,069 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 11:39:03,070 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 11:39:03,071 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 11:39:03,071 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 11:39:03,072 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 11:39:03,074 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 11:39:03,075 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 11:39:03,075 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 11:39:03,076 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 11:39:03,077 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 11:39:03,078 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 11:39:03,078 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 11:39:03,078 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 11:39:03,079 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 11:39:03,080 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 11:39:03,080 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 11:39:03,081 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 11:39:03,081 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 11:39:03,081 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 11:39:03,082 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 11:39:03,082 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 11:39:03,082 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 11:39:03,083 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 11:39:03,083 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2018-11-28 11:39:03,092 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 11:39:03,092 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 11:39:03,093 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 11:39:03,093 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 11:39:03,093 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 11:39:03,093 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 11:39:03,094 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 11:39:03,094 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 11:39:03,094 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 11:39:03,094 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 11:39:03,094 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 11:39:03,094 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 11:39:03,094 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 11:39:03,094 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 11:39:03,094 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 11:39:03,095 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 11:39:03,095 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 11:39:03,095 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 11:39:03,095 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 11:39:03,095 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 11:39:03,095 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 11:39:03,095 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 11:39:03,095 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 11:39:03,096 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 11:39:03,096 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 11:39:03,096 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 11:39:03,096 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 11:39:03,096 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-28 11:39:03,096 INFO L133 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/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/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 -> 4905321715959318d97656bf1f42967177e7fab0 [2018-11-28 11:39:03,120 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 11:39:03,127 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 11:39:03,129 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 11:39:03,130 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 11:39:03,130 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 11:39:03,131 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-can-usb-ems_usb.ko_false-unreach-call.cil.out.i [2018-11-28 11:39:03,168 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/data/90a41400e/48a31430146c40768efa9ee1d910213b/FLAG79c464d7d [2018-11-28 11:39:03,618 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 11:39:03,619 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-can-usb-ems_usb.ko_false-unreach-call.cil.out.i [2018-11-28 11:39:03,640 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/data/90a41400e/48a31430146c40768efa9ee1d910213b/FLAG79c464d7d [2018-11-28 11:39:03,653 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/data/90a41400e/48a31430146c40768efa9ee1d910213b [2018-11-28 11:39:03,655 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 11:39:03,656 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 11:39:03,657 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 11:39:03,657 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 11:39:03,660 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 11:39:03,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:39:03" (1/1) ... [2018-11-28 11:39:03,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45719d89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:03, skipping insertion in model container [2018-11-28 11:39:03,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:39:03" (1/1) ... [2018-11-28 11:39:03,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 11:39:03,731 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 11:39:04,691 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:39:04,716 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 11:39:04,880 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:39:05,063 INFO L195 MainTranslator]: Completed translation [2018-11-28 11:39:05,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:05 WrapperNode [2018-11-28 11:39:05,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 11:39:05,064 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 11:39:05,064 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 11:39:05,064 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 11:39:05,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:05" (1/1) ... [2018-11-28 11:39:05,105 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:05" (1/1) ... [2018-11-28 11:39:05,118 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 11:39:05,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 11:39:05,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 11:39:05,118 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 11:39:05,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:05" (1/1) ... [2018-11-28 11:39:05,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:05" (1/1) ... [2018-11-28 11:39:05,134 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:05" (1/1) ... [2018-11-28 11:39:05,134 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:05" (1/1) ... [2018-11-28 11:39:05,175 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:05" (1/1) ... [2018-11-28 11:39:05,183 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:05" (1/1) ... [2018-11-28 11:39:05,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:05" (1/1) ... [2018-11-28 11:39:05,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 11:39:05,202 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 11:39:05,203 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 11:39:05,203 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 11:39:05,204 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/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 [2018-11-28 11:39:05,254 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2018-11-28 11:39:05,254 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2018-11-28 11:39:05,254 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2018-11-28 11:39:05,254 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2018-11-28 11:39:05,254 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2018-11-28 11:39:05,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2018-11-28 11:39:05,255 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_start_xmit [2018-11-28 11:39:05,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_start_xmit [2018-11-28 11:39:05,255 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_init [2018-11-28 11:39:05,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_init [2018-11-28 11:39:05,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-28 11:39:05,255 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2018-11-28 11:39:05,255 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2018-11-28 11:39:05,256 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2018-11-28 11:39:05,256 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2018-11-28 11:39:05,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 11:39:05,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-11-28 11:39:05,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-11-28 11:39:05,256 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2018-11-28 11:39:05,256 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2018-11-28 11:39:05,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-28 11:39:05,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2018-11-28 11:39:05,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-28 11:39:05,257 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-11-28 11:39:05,257 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-11-28 11:39:05,257 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2018-11-28 11:39:05,257 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2018-11-28 11:39:05,257 INFO L130 BoogieDeclarations]: Found specification of procedure init_params_sja1000 [2018-11-28 11:39:05,257 INFO L138 BoogieDeclarations]: Found implementation of procedure init_params_sja1000 [2018-11-28 11:39:05,258 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2018-11-28 11:39:05,258 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2018-11-28 11:39:05,258 INFO L130 BoogieDeclarations]: Found specification of procedure can_free_echo_skb [2018-11-28 11:39:05,258 INFO L138 BoogieDeclarations]: Found implementation of procedure can_free_echo_skb [2018-11-28 11:39:05,258 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_control_cmd [2018-11-28 11:39:05,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_control_cmd [2018-11-28 11:39:05,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-28 11:39:05,258 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-28 11:39:05,258 INFO L130 BoogieDeclarations]: Found specification of procedure can_put_echo_skb [2018-11-28 11:39:05,259 INFO L138 BoogieDeclarations]: Found implementation of procedure can_put_echo_skb [2018-11-28 11:39:05,259 INFO L130 BoogieDeclarations]: Found specification of procedure open_candev [2018-11-28 11:39:05,259 INFO L138 BoogieDeclarations]: Found implementation of procedure open_candev [2018-11-28 11:39:05,259 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2018-11-28 11:39:05,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2018-11-28 11:39:05,259 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_external_alloc [2018-11-28 11:39:05,259 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_exit [2018-11-28 11:39:05,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_exit [2018-11-28 11:39:05,260 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2018-11-28 11:39:05,260 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2018-11-28 11:39:05,260 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2018-11-28 11:39:05,260 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2018-11-28 11:39:05,260 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-28 11:39:05,260 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2018-11-28 11:39:05,260 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2018-11-28 11:39:05,261 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2018-11-28 11:39:05,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 11:39:05,261 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2018-11-28 11:39:05,261 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2018-11-28 11:39:05,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2018-11-28 11:39:05,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2018-11-28 11:39:05,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2018-11-28 11:39:05,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2018-11-28 11:39:05,261 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2018-11-28 11:39:05,262 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2018-11-28 11:39:05,262 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2018-11-28 11:39:05,262 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2018-11-28 11:39:05,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-28 11:39:05,262 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-28 11:39:05,262 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2018-11-28 11:39:05,262 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2018-11-28 11:39:05,262 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_command_msg [2018-11-28 11:39:05,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_command_msg [2018-11-28 11:39:05,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 11:39:05,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 11:39:05,263 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-11-28 11:39:05,263 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-11-28 11:39:05,263 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_all_urbs [2018-11-28 11:39:05,263 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_all_urbs [2018-11-28 11:39:05,263 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2018-11-28 11:39:05,264 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2018-11-28 11:39:05,264 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2018-11-28 11:39:05,264 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2018-11-28 11:39:05,264 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2018-11-28 11:39:05,264 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2018-11-28 11:39:05,264 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 11:39:05,264 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 11:39:05,264 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2018-11-28 11:39:05,264 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2018-11-28 11:39:05,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-28 11:39:05,265 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2018-11-28 11:39:05,265 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2018-11-28 11:39:05,265 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2018-11-28 11:39:05,265 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2018-11-28 11:39:05,265 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_write_mode [2018-11-28 11:39:05,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_write_mode [2018-11-28 11:39:05,265 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2018-11-28 11:39:05,266 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2018-11-28 11:39:05,267 INFO L130 BoogieDeclarations]: Found specification of procedure register_candev [2018-11-28 11:39:05,267 INFO L138 BoogieDeclarations]: Found implementation of procedure register_candev [2018-11-28 11:39:05,267 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2018-11-28 11:39:05,267 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2018-11-28 11:39:05,267 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_probe [2018-11-28 11:39:05,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_probe [2018-11-28 11:39:05,267 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2018-11-28 11:39:05,267 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2018-11-28 11:39:05,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-28 11:39:05,268 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_disconnect [2018-11-28 11:39:05,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_disconnect [2018-11-28 11:39:05,268 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2018-11-28 11:39:05,268 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2018-11-28 11:39:05,268 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2018-11-28 11:39:05,268 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2018-11-28 11:39:05,268 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_close [2018-11-28 11:39:05,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_close [2018-11-28 11:39:05,269 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2018-11-28 11:39:05,269 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2018-11-28 11:39:05,269 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2018-11-28 11:39:05,269 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2018-11-28 11:39:05,269 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2018-11-28 11:39:05,269 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2018-11-28 11:39:05,270 INFO L130 BoogieDeclarations]: Found specification of procedure can_dropped_invalid_skb [2018-11-28 11:39:05,270 INFO L138 BoogieDeclarations]: Found implementation of procedure can_dropped_invalid_skb [2018-11-28 11:39:05,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2018-11-28 11:39:05,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2018-11-28 11:39:05,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 11:39:05,270 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2018-11-28 11:39:05,270 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2018-11-28 11:39:05,270 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_open [2018-11-28 11:39:05,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_open [2018-11-28 11:39:05,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-28 11:39:05,271 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-11-28 11:39:05,271 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2018-11-28 11:39:05,271 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2018-11-28 11:39:05,271 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2018-11-28 11:39:05,271 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2018-11-28 11:39:05,272 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2018-11-28 11:39:05,272 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2018-11-28 11:39:05,272 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2018-11-28 11:39:05,272 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-28 11:39:05,272 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-28 11:39:05,272 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2018-11-28 11:39:05,272 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2018-11-28 11:39:05,272 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2018-11-28 11:39:05,272 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2018-11-28 11:39:05,272 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2018-11-28 11:39:05,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2018-11-28 11:39:05,273 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2018-11-28 11:39:05,273 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2018-11-28 11:39:05,273 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2018-11-28 11:39:05,273 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2018-11-28 11:39:05,273 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2018-11-28 11:39:05,273 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2018-11-28 11:39:05,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2018-11-28 11:39:05,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2018-11-28 11:39:05,274 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2018-11-28 11:39:05,274 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2018-11-28 11:39:05,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 11:39:05,274 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2018-11-28 11:39:05,274 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2018-11-28 11:39:05,274 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2018-11-28 11:39:05,274 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2018-11-28 11:39:05,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-28 11:39:05,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-28 11:39:05,275 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2018-11-28 11:39:05,275 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2018-11-28 11:39:05,275 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2018-11-28 11:39:05,275 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2018-11-28 11:39:05,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-11-28 11:39:05,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 11:39:05,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 11:39:05,275 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_start [2018-11-28 11:39:05,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_start [2018-11-28 11:39:05,276 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_candev [2018-11-28 11:39:05,276 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_candev [2018-11-28 11:39:05,781 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-28 11:39:05,781 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 11:39:21,321 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 11:39:21,321 INFO L280 CfgBuilder]: Removed 13 assue(true) statements. [2018-11-28 11:39:21,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:39:21 BoogieIcfgContainer [2018-11-28 11:39:21,321 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 11:39:21,322 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 11:39:21,322 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 11:39:21,324 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 11:39:21,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:39:03" (1/3) ... [2018-11-28 11:39:21,325 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cbe564c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:39:21, skipping insertion in model container [2018-11-28 11:39:21,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:39:05" (2/3) ... [2018-11-28 11:39:21,325 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cbe564c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:39:21, skipping insertion in model container [2018-11-28 11:39:21,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:39:21" (3/3) ... [2018-11-28 11:39:21,327 INFO L112 eAbstractionObserver]: Analyzing ICFG usb_urb-drivers-net-can-usb-ems_usb.ko_false-unreach-call.cil.out.i [2018-11-28 11:39:21,333 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 11:39:21,338 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 11:39:21,348 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 11:39:21,370 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 11:39:21,371 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 11:39:21,371 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 11:39:21,371 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 11:39:21,371 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 11:39:21,371 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 11:39:21,371 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 11:39:21,371 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 11:39:21,371 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 11:39:21,390 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states. [2018-11-28 11:39:21,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-28 11:39:21,394 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:39:21,395 INFO L402 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] [2018-11-28 11:39:21,396 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:39:21,399 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:39:21,400 INFO L82 PathProgramCache]: Analyzing trace with hash -371280771, now seen corresponding path program 1 times [2018-11-28 11:39:21,401 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:39:21,401 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:39:21,446 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:21,447 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:39:21,447 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:21,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:39:21,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:39:21,659 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:39:21,659 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:39:21,662 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:39:21,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:39:21,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:39:21,675 INFO L87 Difference]: Start difference. First operand 584 states. Second operand 3 states. [2018-11-28 11:39:21,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:39:21,802 INFO L93 Difference]: Finished difference Result 1681 states and 2212 transitions. [2018-11-28 11:39:21,802 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:39:21,803 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2018-11-28 11:39:21,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:39:21,820 INFO L225 Difference]: With dead ends: 1681 [2018-11-28 11:39:21,820 INFO L226 Difference]: Without dead ends: 1110 [2018-11-28 11:39:21,827 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:39:21,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1110 states. [2018-11-28 11:39:21,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1110 to 1106. [2018-11-28 11:39:21,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1106 states. [2018-11-28 11:39:21,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 1106 states and 1364 transitions. [2018-11-28 11:39:21,923 INFO L78 Accepts]: Start accepts. Automaton has 1106 states and 1364 transitions. Word has length 30 [2018-11-28 11:39:21,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:39:21,923 INFO L480 AbstractCegarLoop]: Abstraction has 1106 states and 1364 transitions. [2018-11-28 11:39:21,923 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:39:21,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 1364 transitions. [2018-11-28 11:39:21,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-28 11:39:21,924 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:39:21,924 INFO L402 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] [2018-11-28 11:39:21,924 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:39:21,924 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:39:21,924 INFO L82 PathProgramCache]: Analyzing trace with hash 1374770105, now seen corresponding path program 1 times [2018-11-28 11:39:21,925 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:39:21,925 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:39:21,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:21,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:39:21,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:21,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:39:21,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:39:21,995 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:39:21,995 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:39:21,996 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:39:21,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:39:21,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:39:21,997 INFO L87 Difference]: Start difference. First operand 1106 states and 1364 transitions. Second operand 3 states. [2018-11-28 11:39:22,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:39:22,089 INFO L93 Difference]: Finished difference Result 3263 states and 4061 transitions. [2018-11-28 11:39:22,090 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:39:22,090 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 31 [2018-11-28 11:39:22,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:39:22,101 INFO L225 Difference]: With dead ends: 3263 [2018-11-28 11:39:22,101 INFO L226 Difference]: Without dead ends: 2173 [2018-11-28 11:39:22,106 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:39:22,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2173 states. [2018-11-28 11:39:22,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2173 to 2166. [2018-11-28 11:39:22,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2166 states. [2018-11-28 11:39:22,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 2166 states and 2686 transitions. [2018-11-28 11:39:22,194 INFO L78 Accepts]: Start accepts. Automaton has 2166 states and 2686 transitions. Word has length 31 [2018-11-28 11:39:22,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:39:22,195 INFO L480 AbstractCegarLoop]: Abstraction has 2166 states and 2686 transitions. [2018-11-28 11:39:22,195 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:39:22,195 INFO L276 IsEmpty]: Start isEmpty. Operand 2166 states and 2686 transitions. [2018-11-28 11:39:22,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-28 11:39:22,200 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:39:22,200 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 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, 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] [2018-11-28 11:39:22,200 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:39:22,201 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:39:22,201 INFO L82 PathProgramCache]: Analyzing trace with hash 1651875236, now seen corresponding path program 1 times [2018-11-28 11:39:22,201 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:39:22,201 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:39:22,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:22,205 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:39:22,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:22,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:39:22,333 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-28 11:39:22,333 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:39:22,333 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 11:39:22,334 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 11:39:22,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 11:39:22,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:39:22,334 INFO L87 Difference]: Start difference. First operand 2166 states and 2686 transitions. Second operand 5 states. [2018-11-28 11:39:22,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:39:22,416 INFO L93 Difference]: Finished difference Result 4310 states and 5349 transitions. [2018-11-28 11:39:22,417 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 11:39:22,417 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 91 [2018-11-28 11:39:22,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:39:22,426 INFO L225 Difference]: With dead ends: 4310 [2018-11-28 11:39:22,426 INFO L226 Difference]: Without dead ends: 2166 [2018-11-28 11:39:22,431 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:39:22,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2166 states. [2018-11-28 11:39:22,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2166 to 2166. [2018-11-28 11:39:22,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2166 states. [2018-11-28 11:39:22,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 2166 states and 2685 transitions. [2018-11-28 11:39:22,504 INFO L78 Accepts]: Start accepts. Automaton has 2166 states and 2685 transitions. Word has length 91 [2018-11-28 11:39:22,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:39:22,504 INFO L480 AbstractCegarLoop]: Abstraction has 2166 states and 2685 transitions. [2018-11-28 11:39:22,504 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 11:39:22,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2166 states and 2685 transitions. [2018-11-28 11:39:22,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-28 11:39:22,508 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:39:22,508 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 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, 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] [2018-11-28 11:39:22,508 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:39:22,508 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:39:22,508 INFO L82 PathProgramCache]: Analyzing trace with hash -1688863165, now seen corresponding path program 1 times [2018-11-28 11:39:22,508 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:39:22,509 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:39:22,511 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:22,511 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:39:22,511 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:22,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:39:22,598 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-28 11:39:22,599 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:39:22,599 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 11:39:22,599 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 11:39:22,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 11:39:22,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 11:39:22,599 INFO L87 Difference]: Start difference. First operand 2166 states and 2685 transitions. Second operand 4 states. [2018-11-28 11:39:22,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:39:22,695 INFO L93 Difference]: Finished difference Result 4330 states and 5389 transitions. [2018-11-28 11:39:22,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 11:39:22,696 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 91 [2018-11-28 11:39:22,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:39:22,705 INFO L225 Difference]: With dead ends: 4330 [2018-11-28 11:39:22,705 INFO L226 Difference]: Without dead ends: 2190 [2018-11-28 11:39:22,712 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:39:22,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2190 states. [2018-11-28 11:39:22,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2190 to 2174. [2018-11-28 11:39:22,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2174 states. [2018-11-28 11:39:22,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2174 states to 2174 states and 2693 transitions. [2018-11-28 11:39:22,787 INFO L78 Accepts]: Start accepts. Automaton has 2174 states and 2693 transitions. Word has length 91 [2018-11-28 11:39:22,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:39:22,788 INFO L480 AbstractCegarLoop]: Abstraction has 2174 states and 2693 transitions. [2018-11-28 11:39:22,788 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 11:39:22,788 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 2693 transitions. [2018-11-28 11:39:22,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-28 11:39:22,791 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:39:22,791 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 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, 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] [2018-11-28 11:39:22,792 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:39:22,792 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:39:22,792 INFO L82 PathProgramCache]: Analyzing trace with hash -2039275050, now seen corresponding path program 1 times [2018-11-28 11:39:22,792 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:39:22,792 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:39:22,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:22,796 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:39:22,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:22,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:39:22,904 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-28 11:39:22,905 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:39:22,905 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 11:39:22,905 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 11:39:22,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 11:39:22,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:39:22,905 INFO L87 Difference]: Start difference. First operand 2174 states and 2693 transitions. Second operand 5 states. [2018-11-28 11:39:22,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:39:22,998 INFO L93 Difference]: Finished difference Result 4204 states and 5202 transitions. [2018-11-28 11:39:22,999 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 11:39:22,999 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 92 [2018-11-28 11:39:22,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:39:23,008 INFO L225 Difference]: With dead ends: 4204 [2018-11-28 11:39:23,008 INFO L226 Difference]: Without dead ends: 2056 [2018-11-28 11:39:23,014 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:39:23,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2056 states. [2018-11-28 11:39:23,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2056 to 2048. [2018-11-28 11:39:23,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2048 states. [2018-11-28 11:39:23,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2048 states to 2048 states and 2515 transitions. [2018-11-28 11:39:23,082 INFO L78 Accepts]: Start accepts. Automaton has 2048 states and 2515 transitions. Word has length 92 [2018-11-28 11:39:23,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:39:23,083 INFO L480 AbstractCegarLoop]: Abstraction has 2048 states and 2515 transitions. [2018-11-28 11:39:23,083 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 11:39:23,083 INFO L276 IsEmpty]: Start isEmpty. Operand 2048 states and 2515 transitions. [2018-11-28 11:39:23,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-28 11:39:23,085 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:39:23,085 INFO L402 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, 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] [2018-11-28 11:39:23,085 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:39:23,085 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:39:23,085 INFO L82 PathProgramCache]: Analyzing trace with hash -1714689772, now seen corresponding path program 1 times [2018-11-28 11:39:23,085 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:39:23,085 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:39:23,089 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:23,089 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:39:23,089 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:23,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:39:23,186 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:39:23,186 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:39:23,186 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 11:39:23,187 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 11:39:23,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 11:39:23,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:39:23,187 INFO L87 Difference]: Start difference. First operand 2048 states and 2515 transitions. Second operand 5 states. [2018-11-28 11:39:23,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:39:23,266 INFO L93 Difference]: Finished difference Result 3150 states and 3880 transitions. [2018-11-28 11:39:23,267 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 11:39:23,267 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 91 [2018-11-28 11:39:23,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:39:23,275 INFO L225 Difference]: With dead ends: 3150 [2018-11-28 11:39:23,275 INFO L226 Difference]: Without dead ends: 2054 [2018-11-28 11:39:23,279 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:39:23,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2054 states. [2018-11-28 11:39:23,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2054 to 2052. [2018-11-28 11:39:23,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2052 states. [2018-11-28 11:39:23,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 2052 states and 2517 transitions. [2018-11-28 11:39:23,347 INFO L78 Accepts]: Start accepts. Automaton has 2052 states and 2517 transitions. Word has length 91 [2018-11-28 11:39:23,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:39:23,347 INFO L480 AbstractCegarLoop]: Abstraction has 2052 states and 2517 transitions. [2018-11-28 11:39:23,347 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 11:39:23,347 INFO L276 IsEmpty]: Start isEmpty. Operand 2052 states and 2517 transitions. [2018-11-28 11:39:23,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-28 11:39:23,349 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:39:23,349 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 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, 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] [2018-11-28 11:39:23,349 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:39:23,349 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:39:23,349 INFO L82 PathProgramCache]: Analyzing trace with hash -2027958923, now seen corresponding path program 1 times [2018-11-28 11:39:23,349 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:39:23,349 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:39:23,352 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:23,352 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:39:23,352 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:23,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:39:23,500 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-28 11:39:23,501 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:39:23,501 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 11:39:23,501 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 11:39:23,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 11:39:23,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 11:39:23,502 INFO L87 Difference]: Start difference. First operand 2052 states and 2517 transitions. Second operand 6 states. [2018-11-28 11:39:35,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:39:35,874 INFO L93 Difference]: Finished difference Result 3739 states and 4840 transitions. [2018-11-28 11:39:35,874 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 11:39:35,874 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 92 [2018-11-28 11:39:35,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:39:35,890 INFO L225 Difference]: With dead ends: 3739 [2018-11-28 11:39:35,890 INFO L226 Difference]: Without dead ends: 3734 [2018-11-28 11:39:35,893 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2018-11-28 11:39:35,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3734 states. [2018-11-28 11:39:36,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3734 to 3694. [2018-11-28 11:39:36,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3694 states. [2018-11-28 11:39:36,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3694 states to 3694 states and 4784 transitions. [2018-11-28 11:39:36,033 INFO L78 Accepts]: Start accepts. Automaton has 3694 states and 4784 transitions. Word has length 92 [2018-11-28 11:39:36,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:39:36,034 INFO L480 AbstractCegarLoop]: Abstraction has 3694 states and 4784 transitions. [2018-11-28 11:39:36,034 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 11:39:36,034 INFO L276 IsEmpty]: Start isEmpty. Operand 3694 states and 4784 transitions. [2018-11-28 11:39:36,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-28 11:39:36,035 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:39:36,035 INFO L402 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, 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] [2018-11-28 11:39:36,036 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:39:36,036 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:39:36,036 INFO L82 PathProgramCache]: Analyzing trace with hash -550985109, now seen corresponding path program 1 times [2018-11-28 11:39:36,036 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:39:36,036 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:39:36,038 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:36,039 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:39:36,039 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:36,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:39:36,124 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 11:39:36,125 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:39:36,125 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:39:36,125 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:39:36,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:39:36,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:39:36,126 INFO L87 Difference]: Start difference. First operand 3694 states and 4784 transitions. Second operand 3 states. [2018-11-28 11:39:36,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:39:36,251 INFO L93 Difference]: Finished difference Result 7518 states and 9850 transitions. [2018-11-28 11:39:36,251 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:39:36,251 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 106 [2018-11-28 11:39:36,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:39:36,268 INFO L225 Difference]: With dead ends: 7518 [2018-11-28 11:39:36,268 INFO L226 Difference]: Without dead ends: 3849 [2018-11-28 11:39:36,279 INFO L631 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 [2018-11-28 11:39:36,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3849 states. [2018-11-28 11:39:36,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3849 to 3841. [2018-11-28 11:39:36,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3841 states. [2018-11-28 11:39:36,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3841 states to 3841 states and 5062 transitions. [2018-11-28 11:39:36,417 INFO L78 Accepts]: Start accepts. Automaton has 3841 states and 5062 transitions. Word has length 106 [2018-11-28 11:39:36,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:39:36,418 INFO L480 AbstractCegarLoop]: Abstraction has 3841 states and 5062 transitions. [2018-11-28 11:39:36,418 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:39:36,418 INFO L276 IsEmpty]: Start isEmpty. Operand 3841 states and 5062 transitions. [2018-11-28 11:39:36,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-28 11:39:36,420 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:39:36,420 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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] [2018-11-28 11:39:36,420 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:39:36,420 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:39:36,420 INFO L82 PathProgramCache]: Analyzing trace with hash -570567077, now seen corresponding path program 1 times [2018-11-28 11:39:36,420 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:39:36,421 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:39:36,423 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:36,423 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:39:36,423 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:36,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:39:36,513 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-28 11:39:36,514 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:39:36,514 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:39:36,514 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:39:36,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:39:36,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:39:36,515 INFO L87 Difference]: Start difference. First operand 3841 states and 5062 transitions. Second operand 3 states. [2018-11-28 11:39:36,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:39:36,658 INFO L93 Difference]: Finished difference Result 6873 states and 9229 transitions. [2018-11-28 11:39:36,659 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:39:36,659 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 134 [2018-11-28 11:39:36,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:39:36,675 INFO L225 Difference]: With dead ends: 6873 [2018-11-28 11:39:36,675 INFO L226 Difference]: Without dead ends: 4033 [2018-11-28 11:39:36,684 INFO L631 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 [2018-11-28 11:39:36,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4033 states. [2018-11-28 11:39:36,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4033 to 3849. [2018-11-28 11:39:36,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3849 states. [2018-11-28 11:39:36,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3849 states to 3849 states and 5070 transitions. [2018-11-28 11:39:36,826 INFO L78 Accepts]: Start accepts. Automaton has 3849 states and 5070 transitions. Word has length 134 [2018-11-28 11:39:36,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:39:36,826 INFO L480 AbstractCegarLoop]: Abstraction has 3849 states and 5070 transitions. [2018-11-28 11:39:36,827 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:39:36,827 INFO L276 IsEmpty]: Start isEmpty. Operand 3849 states and 5070 transitions. [2018-11-28 11:39:36,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-28 11:39:36,829 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:39:36,829 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 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, 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] [2018-11-28 11:39:36,829 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:39:36,829 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:39:36,830 INFO L82 PathProgramCache]: Analyzing trace with hash 887109244, now seen corresponding path program 1 times [2018-11-28 11:39:36,830 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:39:36,830 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:39:36,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:36,832 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:39:36,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:36,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:39:37,033 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-28 11:39:37,033 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:39:37,033 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 11:39:37,033 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 11:39:37,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 11:39:37,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:39:37,034 INFO L87 Difference]: Start difference. First operand 3849 states and 5070 transitions. Second operand 5 states. [2018-11-28 11:39:37,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:39:37,170 INFO L93 Difference]: Finished difference Result 6577 states and 8758 transitions. [2018-11-28 11:39:37,170 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 11:39:37,170 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 106 [2018-11-28 11:39:37,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:39:37,184 INFO L225 Difference]: With dead ends: 6577 [2018-11-28 11:39:37,184 INFO L226 Difference]: Without dead ends: 3729 [2018-11-28 11:39:37,193 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:39:37,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3729 states. [2018-11-28 11:39:37,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3729 to 3725. [2018-11-28 11:39:37,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3725 states. [2018-11-28 11:39:37,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3725 states to 3725 states and 4899 transitions. [2018-11-28 11:39:37,318 INFO L78 Accepts]: Start accepts. Automaton has 3725 states and 4899 transitions. Word has length 106 [2018-11-28 11:39:37,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:39:37,319 INFO L480 AbstractCegarLoop]: Abstraction has 3725 states and 4899 transitions. [2018-11-28 11:39:37,319 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 11:39:37,319 INFO L276 IsEmpty]: Start isEmpty. Operand 3725 states and 4899 transitions. [2018-11-28 11:39:37,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-28 11:39:37,321 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:39:37,321 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 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, 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] [2018-11-28 11:39:37,321 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:39:37,321 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:39:37,321 INFO L82 PathProgramCache]: Analyzing trace with hash 1848723261, now seen corresponding path program 1 times [2018-11-28 11:39:37,321 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:39:37,321 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:39:37,324 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:37,324 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:39:37,324 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:37,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:39:37,495 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-28 11:39:37,495 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:39:37,495 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 11:39:37,495 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 11:39:37,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 11:39:37,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 11:39:37,496 INFO L87 Difference]: Start difference. First operand 3725 states and 4899 transitions. Second operand 6 states. [2018-11-28 11:39:51,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:39:51,160 INFO L93 Difference]: Finished difference Result 7004 states and 9732 transitions. [2018-11-28 11:39:51,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 11:39:51,161 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 106 [2018-11-28 11:39:51,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:39:51,190 INFO L225 Difference]: With dead ends: 7004 [2018-11-28 11:39:51,190 INFO L226 Difference]: Without dead ends: 7001 [2018-11-28 11:39:51,194 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2018-11-28 11:39:51,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7001 states. [2018-11-28 11:39:51,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7001 to 6894. [2018-11-28 11:39:51,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6894 states. [2018-11-28 11:39:51,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6894 states to 6894 states and 9566 transitions. [2018-11-28 11:39:51,471 INFO L78 Accepts]: Start accepts. Automaton has 6894 states and 9566 transitions. Word has length 106 [2018-11-28 11:39:51,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:39:51,472 INFO L480 AbstractCegarLoop]: Abstraction has 6894 states and 9566 transitions. [2018-11-28 11:39:51,472 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 11:39:51,472 INFO L276 IsEmpty]: Start isEmpty. Operand 6894 states and 9566 transitions. [2018-11-28 11:39:51,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-28 11:39:51,474 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:39:51,475 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 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, 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] [2018-11-28 11:39:51,475 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:39:51,475 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:39:51,475 INFO L82 PathProgramCache]: Analyzing trace with hash 1688338259, now seen corresponding path program 1 times [2018-11-28 11:39:51,475 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:39:51,475 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:39:51,478 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:51,478 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:39:51,478 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:39:51,589 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-28 11:39:51,589 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:39:51,589 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:39:51,589 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:39:51,591 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:39:51,591 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:39:51,591 INFO L87 Difference]: Start difference. First operand 6894 states and 9566 transitions. Second operand 3 states. [2018-11-28 11:39:51,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:39:51,821 INFO L93 Difference]: Finished difference Result 13478 states and 19017 transitions. [2018-11-28 11:39:51,822 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:39:51,822 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 115 [2018-11-28 11:39:51,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:39:51,845 INFO L225 Difference]: With dead ends: 13478 [2018-11-28 11:39:51,846 INFO L226 Difference]: Without dead ends: 6610 [2018-11-28 11:39:51,870 INFO L631 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 [2018-11-28 11:39:51,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6610 states. [2018-11-28 11:39:52,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6610 to 6568. [2018-11-28 11:39:52,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6568 states. [2018-11-28 11:39:52,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6568 states to 6568 states and 9000 transitions. [2018-11-28 11:39:52,126 INFO L78 Accepts]: Start accepts. Automaton has 6568 states and 9000 transitions. Word has length 115 [2018-11-28 11:39:52,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:39:52,127 INFO L480 AbstractCegarLoop]: Abstraction has 6568 states and 9000 transitions. [2018-11-28 11:39:52,127 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:39:52,127 INFO L276 IsEmpty]: Start isEmpty. Operand 6568 states and 9000 transitions. [2018-11-28 11:39:52,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-28 11:39:52,130 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:39:52,130 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 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, 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, 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] [2018-11-28 11:39:52,130 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:39:52,130 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:39:52,130 INFO L82 PathProgramCache]: Analyzing trace with hash 608660041, now seen corresponding path program 1 times [2018-11-28 11:39:52,130 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:39:52,130 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:39:52,133 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:52,133 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:39:52,133 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:52,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:39:52,258 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-28 11:39:52,259 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:39:52,259 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 11:39:52,259 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 11:39:52,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 11:39:52,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:39:52,260 INFO L87 Difference]: Start difference. First operand 6568 states and 9000 transitions. Second operand 5 states. [2018-11-28 11:39:52,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:39:52,440 INFO L93 Difference]: Finished difference Result 11542 states and 15872 transitions. [2018-11-28 11:39:52,440 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 11:39:52,440 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 156 [2018-11-28 11:39:52,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:39:52,452 INFO L225 Difference]: With dead ends: 11542 [2018-11-28 11:39:52,452 INFO L226 Difference]: Without dead ends: 5000 [2018-11-28 11:39:52,462 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 11:39:52,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5000 states. [2018-11-28 11:39:52,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5000 to 4770. [2018-11-28 11:39:52,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4770 states. [2018-11-28 11:39:52,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4770 states to 4770 states and 6392 transitions. [2018-11-28 11:39:52,575 INFO L78 Accepts]: Start accepts. Automaton has 4770 states and 6392 transitions. Word has length 156 [2018-11-28 11:39:52,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:39:52,575 INFO L480 AbstractCegarLoop]: Abstraction has 4770 states and 6392 transitions. [2018-11-28 11:39:52,575 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 11:39:52,576 INFO L276 IsEmpty]: Start isEmpty. Operand 4770 states and 6392 transitions. [2018-11-28 11:39:52,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-28 11:39:52,577 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:39:52,578 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:39:52,578 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:39:52,578 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:39:52,578 INFO L82 PathProgramCache]: Analyzing trace with hash -1605748210, now seen corresponding path program 1 times [2018-11-28 11:39:52,578 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:39:52,578 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:39:52,580 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:52,580 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:39:52,580 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:52,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:39:52,648 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-28 11:39:52,649 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:39:52,649 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 11:39:52,649 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 11:39:52,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 11:39:52,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:39:52,649 INFO L87 Difference]: Start difference. First operand 4770 states and 6392 transitions. Second operand 5 states. [2018-11-28 11:39:52,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:39:52,812 INFO L93 Difference]: Finished difference Result 9593 states and 12843 transitions. [2018-11-28 11:39:52,812 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 11:39:52,812 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 147 [2018-11-28 11:39:52,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:39:52,823 INFO L225 Difference]: With dead ends: 9593 [2018-11-28 11:39:52,823 INFO L226 Difference]: Without dead ends: 4841 [2018-11-28 11:39:52,831 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:39:52,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4841 states. [2018-11-28 11:39:52,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4841 to 4794. [2018-11-28 11:39:52,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4794 states. [2018-11-28 11:39:52,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4794 states to 4794 states and 6415 transitions. [2018-11-28 11:39:52,937 INFO L78 Accepts]: Start accepts. Automaton has 4794 states and 6415 transitions. Word has length 147 [2018-11-28 11:39:52,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:39:52,937 INFO L480 AbstractCegarLoop]: Abstraction has 4794 states and 6415 transitions. [2018-11-28 11:39:52,937 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 11:39:52,937 INFO L276 IsEmpty]: Start isEmpty. Operand 4794 states and 6415 transitions. [2018-11-28 11:39:52,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-28 11:39:52,939 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:39:52,939 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 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, 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] [2018-11-28 11:39:52,939 INFO L423 AbstractCegarLoop]: === Iteration 15 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:39:52,939 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:39:52,940 INFO L82 PathProgramCache]: Analyzing trace with hash 1498053070, now seen corresponding path program 1 times [2018-11-28 11:39:52,940 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:39:52,940 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:39:52,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:52,942 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:39:52,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:39:52,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:39:53,103 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-28 11:39:53,103 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:39:53,103 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 11:39:53,104 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 11:39:53,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 11:39:53,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-28 11:39:53,104 INFO L87 Difference]: Start difference. First operand 4794 states and 6415 transitions. Second operand 8 states. [2018-11-28 11:40:01,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:40:01,792 INFO L93 Difference]: Finished difference Result 9910 states and 14001 transitions. [2018-11-28 11:40:01,792 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-28 11:40:01,792 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 117 [2018-11-28 11:40:01,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:40:01,809 INFO L225 Difference]: With dead ends: 9910 [2018-11-28 11:40:01,809 INFO L226 Difference]: Without dead ends: 7409 [2018-11-28 11:40:01,815 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=106, Unknown=0, NotChecked=0, Total=156 [2018-11-28 11:40:01,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7409 states. [2018-11-28 11:40:01,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7409 to 6371. [2018-11-28 11:40:01,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6371 states. [2018-11-28 11:40:01,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6371 states to 6371 states and 8555 transitions. [2018-11-28 11:40:01,997 INFO L78 Accepts]: Start accepts. Automaton has 6371 states and 8555 transitions. Word has length 117 [2018-11-28 11:40:01,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:40:01,998 INFO L480 AbstractCegarLoop]: Abstraction has 6371 states and 8555 transitions. [2018-11-28 11:40:01,998 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 11:40:01,998 INFO L276 IsEmpty]: Start isEmpty. Operand 6371 states and 8555 transitions. [2018-11-28 11:40:02,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-28 11:40:02,000 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:40:02,000 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 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, 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] [2018-11-28 11:40:02,000 INFO L423 AbstractCegarLoop]: === Iteration 16 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:40:02,000 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:40:02,000 INFO L82 PathProgramCache]: Analyzing trace with hash -1728106551, now seen corresponding path program 1 times [2018-11-28 11:40:02,001 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:40:02,001 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:40:02,003 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:40:02,003 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:40:02,003 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:40:02,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:40:02,080 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-28 11:40:02,080 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:40:02,080 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 11:40:02,081 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 11:40:02,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 11:40:02,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:40:02,081 INFO L87 Difference]: Start difference. First operand 6371 states and 8555 transitions. Second operand 5 states. [2018-11-28 11:40:02,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:40:02,226 INFO L93 Difference]: Finished difference Result 9234 states and 12457 transitions. [2018-11-28 11:40:02,227 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 11:40:02,227 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 118 [2018-11-28 11:40:02,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:40:02,244 INFO L225 Difference]: With dead ends: 9234 [2018-11-28 11:40:02,244 INFO L226 Difference]: Without dead ends: 6369 [2018-11-28 11:40:02,250 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:40:02,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6369 states. [2018-11-28 11:40:02,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6369 to 6367. [2018-11-28 11:40:02,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6367 states. [2018-11-28 11:40:02,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6367 states to 6367 states and 8544 transitions. [2018-11-28 11:40:02,420 INFO L78 Accepts]: Start accepts. Automaton has 6367 states and 8544 transitions. Word has length 118 [2018-11-28 11:40:02,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:40:02,421 INFO L480 AbstractCegarLoop]: Abstraction has 6367 states and 8544 transitions. [2018-11-28 11:40:02,421 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 11:40:02,421 INFO L276 IsEmpty]: Start isEmpty. Operand 6367 states and 8544 transitions. [2018-11-28 11:40:02,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-28 11:40:02,423 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:40:02,423 INFO L402 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, 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, 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] [2018-11-28 11:40:02,423 INFO L423 AbstractCegarLoop]: === Iteration 17 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:40:02,423 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:40:02,423 INFO L82 PathProgramCache]: Analyzing trace with hash -369674894, now seen corresponding path program 1 times [2018-11-28 11:40:02,423 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:40:02,423 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:40:02,425 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:40:02,425 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:40:02,426 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:40:02,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:40:02,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:40:02,506 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:40:02,506 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 11:40:02,506 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 11:40:02,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 11:40:02,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:40:02,506 INFO L87 Difference]: Start difference. First operand 6367 states and 8544 transitions. Second operand 5 states. [2018-11-28 11:40:02,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:40:02,674 INFO L93 Difference]: Finished difference Result 11058 states and 15034 transitions. [2018-11-28 11:40:02,674 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 11:40:02,674 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 131 [2018-11-28 11:40:02,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:40:02,688 INFO L225 Difference]: With dead ends: 11058 [2018-11-28 11:40:02,688 INFO L226 Difference]: Without dead ends: 6435 [2018-11-28 11:40:02,696 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:40:02,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6435 states. [2018-11-28 11:40:02,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6435 to 6345. [2018-11-28 11:40:02,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6345 states. [2018-11-28 11:40:02,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6345 states to 6345 states and 8496 transitions. [2018-11-28 11:40:02,868 INFO L78 Accepts]: Start accepts. Automaton has 6345 states and 8496 transitions. Word has length 131 [2018-11-28 11:40:02,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:40:02,868 INFO L480 AbstractCegarLoop]: Abstraction has 6345 states and 8496 transitions. [2018-11-28 11:40:02,868 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 11:40:02,868 INFO L276 IsEmpty]: Start isEmpty. Operand 6345 states and 8496 transitions. [2018-11-28 11:40:02,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-28 11:40:02,870 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:40:02,870 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 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, 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, 1] [2018-11-28 11:40:02,871 INFO L423 AbstractCegarLoop]: === Iteration 18 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:40:02,871 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:40:02,871 INFO L82 PathProgramCache]: Analyzing trace with hash 1343300682, now seen corresponding path program 1 times [2018-11-28 11:40:02,871 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:40:02,871 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:40:02,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:40:02,873 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:40:02,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:40:02,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:40:02,940 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-28 11:40:02,941 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:40:02,941 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:40:02,941 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:40:02,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:40:02,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:40:02,942 INFO L87 Difference]: Start difference. First operand 6345 states and 8496 transitions. Second operand 3 states. [2018-11-28 11:40:03,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:40:03,077 INFO L93 Difference]: Finished difference Result 10868 states and 14576 transitions. [2018-11-28 11:40:03,078 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:40:03,078 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 125 [2018-11-28 11:40:03,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:40:03,093 INFO L225 Difference]: With dead ends: 10868 [2018-11-28 11:40:03,093 INFO L226 Difference]: Without dead ends: 5389 [2018-11-28 11:40:03,106 INFO L631 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 [2018-11-28 11:40:03,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5389 states. [2018-11-28 11:40:03,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5389 to 5312. [2018-11-28 11:40:03,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5312 states. [2018-11-28 11:40:03,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5312 states to 5312 states and 6919 transitions. [2018-11-28 11:40:03,336 INFO L78 Accepts]: Start accepts. Automaton has 5312 states and 6919 transitions. Word has length 125 [2018-11-28 11:40:03,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:40:03,336 INFO L480 AbstractCegarLoop]: Abstraction has 5312 states and 6919 transitions. [2018-11-28 11:40:03,336 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:40:03,336 INFO L276 IsEmpty]: Start isEmpty. Operand 5312 states and 6919 transitions. [2018-11-28 11:40:03,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-28 11:40:03,339 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:40:03,339 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 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, 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, 1, 1, 1] [2018-11-28 11:40:03,339 INFO L423 AbstractCegarLoop]: === Iteration 19 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:40:03,339 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:40:03,339 INFO L82 PathProgramCache]: Analyzing trace with hash 1280970213, now seen corresponding path program 1 times [2018-11-28 11:40:03,339 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:40:03,339 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:40:03,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:40:03,342 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:40:03,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:40:03,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:40:03,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:40:03,597 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-11-28 11:40:03,711 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 18446744073709551553 could not be translated for associated CType STRUCT~~lock_class_key?subkeys~ARRAY#_8_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR### [2018-11-28 11:40:03,711 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 18446744073709551611 could not be translated for associated CType STRUCT~~lock_class_key?subkeys~ARRAY#_8_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR### [2018-11-28 11:40:03,712 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 18446744073709551591 could not be translated for associated CType STRUCT~~can_bittiming_const?name~ARRAY#_16_~CHAR#?tseg1_min~~__u32~0?tseg1_max~~__u32~0?tseg2_min~~__u32~0?tseg2_max~~__u32~0?sjw_max~~__u32~0?brp_min~~__u32~0?brp_max~~__u32~0?brp_inc~~__u32~0# [2018-11-28 11:40:03,712 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 18446744073709551499 could not be translated for associated CType STRUCT~~usb_driver?name~*CHAR?probe~*((*usb_interface *usb_device_id ) : INT)?disconnect~*((*usb_interface ) : VOID)?unlocked_ioctl~*((*usb_interface UINT *VOID ) : INT)?suspend~*((*usb_interface ~pm_message_t~0 ) : INT)?resume~*((*usb_interface ) : INT)?reset_resume~*((*usb_interface ) : INT)?pre_reset~*((*usb_interface ) : INT)?post_reset~*((*usb_interface ) : INT)?id_table~*usb_device_id?dynids~STRUCT~~usb_dynids?lock~~spinlock_t~0?list~STRUCT~~list_head?next~*list_head?prev~*list_head##?drvwrap~STRUCT~~usbdrv_wrap?driver~STRUCT~~device_driver?name~*CHAR?bus~*bus_type?owner~*module?mod_name~*CHAR?suppress_bind_attrs~~bool~0?of_match_table~*of_device_id?probe~*((*device ) : INT)?remove~*((*device ) : INT)?shutdown~*((*device ) : VOID)?suspend~*((*device ~pm_message_t~0 ) : INT)?resume~*((*device ) : INT)?groups~**attribute_group?pm~*dev_pm_ops?p~*driver_private#?for_devices~INT#?no_dynamic_id~UINT?supports_autosuspend~UINT?soft_unbind~UINT# [2018-11-28 11:40:03,712 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 18446744073709551506 could not be translated for associated CType STRUCT~~lock_class_key?subkeys~ARRAY#_8_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR### [2018-11-28 11:40:03,713 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 18446744073709551533 could not be translated for associated CType STRUCT~~usb_driver?name~*CHAR?probe~*((*usb_interface *usb_device_id ) : INT)?disconnect~*((*usb_interface ) : VOID)?unlocked_ioctl~*((*usb_interface UINT *VOID ) : INT)?suspend~*((*usb_interface ~pm_message_t~0 ) : INT)?resume~*((*usb_interface ) : INT)?reset_resume~*((*usb_interface ) : INT)?pre_reset~*((*usb_interface ) : INT)?post_reset~*((*usb_interface ) : INT)?id_table~*usb_device_id?dynids~STRUCT~~usb_dynids?lock~~spinlock_t~0?list~STRUCT~~list_head?next~*list_head?prev~*list_head##?drvwrap~STRUCT~~usbdrv_wrap?driver~STRUCT~~device_driver?name~*CHAR?bus~*bus_type?owner~*module?mod_name~*CHAR?suppress_bind_attrs~~bool~0?of_match_table~*of_device_id?probe~*((*device ) : INT)?remove~*((*device ) : INT)?shutdown~*((*device ) : VOID)?suspend~*((*device ~pm_message_t~0 ) : INT)?resume~*((*device ) : INT)?groups~**attribute_group?pm~*dev_pm_ops?p~*driver_private#?for_devices~INT#?no_dynamic_id~UINT?supports_autosuspend~UINT?soft_unbind~UINT# [2018-11-28 11:40:03,713 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 18446744073709551547 could not be translated for associated CType STRUCT~~net_device_ops?ndo_init~*((*net_device ) : INT)?ndo_uninit~*((*net_device ) : VOID)?ndo_open~*((*net_device ) : INT)?ndo_stop~*((*net_device ) : INT)?ndo_start_xmit~*((*sk_buff *net_device ) : ~netdev_tx_t~0)?ndo_select_queue~*((*net_device *sk_buff ) : ~u16~0)?ndo_change_rx_flags~*((*net_device INT ) : VOID)?ndo_set_rx_mode~*((*net_device ) : VOID)?ndo_set_multicast_list~*((*net_device ) : VOID)?ndo_set_mac_address~*((*net_device *VOID ) : INT)?ndo_validate_addr~*((*net_device ) : INT)?ndo_do_ioctl~*((*net_device *ifreq INT ) : INT)?ndo_set_config~*((*net_device *ifmap ) : INT)?ndo_change_mtu~*((*net_device INT ) : INT)?ndo_neigh_setup~*((*net_device *neigh_parms ) : INT)?ndo_tx_timeout~*((*net_device ) : VOID)?ndo_get_stats64~*((*net_device *rtnl_link_stats64 ) : *rtnl_link_stats64)?ndo_get_stats~*((*net_device ) : *net_device_stats)?ndo_vlan_rx_register~*((*net_device *vlan_group ) : VOID)?ndo_vlan_rx_add_vid~*((*net_device USHORT ) : VOID)?ndo_vlan_rx_kill_vid~*((*net_device USHORT ) : VOID)?ndo_poll_controller~*((*net_device ) : VOID)?ndo_netpoll_setup~*((*net_device *netpoll_info ) : INT)?ndo_netpoll_cleanup~*((*net_device ) : VOID)?ndo_set_vf_mac~*((*net_device INT *~u8~0 ) : INT)?ndo_set_vf_vlan~*((*net_device INT ~u16~0 ~u8~0 ) : INT)?ndo_set_vf_tx_rate~*((*net_device INT INT ) : INT)?ndo_get_vf_config~*((*net_device INT *ifla_vf_info ) : INT)?ndo_set_vf_port~*((*net_device INT **nlattr ) : INT)?ndo_get_vf_port~*((*net_device INT *sk_buff ) : INT)?ndo_setup_tc~*((*net_device ~u8~0 ) : INT)?ndo_fcoe_enable~*((*net_device ) : INT)?ndo_fcoe_disable~*((*net_device ) : INT)?ndo_fcoe_ddp_setup~*((*net_device ~u16~0 *scatterlist UINT ) : INT)?ndo_fcoe_ddp_done~*((*net_device ~u16~0 ) : INT)?ndo_fcoe_ddp_target~*((*net_device ~u16~0 *scatterlist UINT ) : INT)?ndo_fcoe_get_wwn~*((*net_device *~u64~0 INT ) : INT)?ndo_rx_flow_steer~*((*net_device *sk_buff ~u16~0 ~u32~0 ) : INT)?ndo_add_slave~*((*net_device *net_device ) : INT)?ndo_del_slave~*((*net_device *net_device ) : INT)?ndo_fix_features~*((*net_device ~u32~0 ) : ~u32~0)?ndo_set_features~*((*net_device ~u32~0 ) : INT)# [2018-11-28 11:40:03,713 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 18446744073709551606 could not be translated for associated CType STRUCT~~can_bittiming_const?name~ARRAY#_16_~CHAR#?tseg1_min~~__u32~0?tseg1_max~~__u32~0?tseg2_min~~__u32~0?tseg2_max~~__u32~0?sjw_max~~__u32~0?brp_min~~__u32~0?brp_max~~__u32~0?brp_inc~~__u32~0# [2018-11-28 11:40:03,714 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 18446744073709551545 could not be translated for associated CType STRUCT~~net_device_ops?ndo_init~*((*net_device ) : INT)?ndo_uninit~*((*net_device ) : VOID)?ndo_open~*((*net_device ) : INT)?ndo_stop~*((*net_device ) : INT)?ndo_start_xmit~*((*sk_buff *net_device ) : ~netdev_tx_t~0)?ndo_select_queue~*((*net_device *sk_buff ) : ~u16~0)?ndo_change_rx_flags~*((*net_device INT ) : VOID)?ndo_set_rx_mode~*((*net_device ) : VOID)?ndo_set_multicast_list~*((*net_device ) : VOID)?ndo_set_mac_address~*((*net_device *VOID ) : INT)?ndo_validate_addr~*((*net_device ) : INT)?ndo_do_ioctl~*((*net_device *ifreq INT ) : INT)?ndo_set_config~*((*net_device *ifmap ) : INT)?ndo_change_mtu~*((*net_device INT ) : INT)?ndo_neigh_setup~*((*net_device *neigh_parms ) : INT)?ndo_tx_timeout~*((*net_device ) : VOID)?ndo_get_stats64~*((*net_device *rtnl_link_stats64 ) : *rtnl_link_stats64)?ndo_get_stats~*((*net_device ) : *net_device_stats)?ndo_vlan_rx_register~*((*net_device *vlan_group ) : VOID)?ndo_vlan_rx_add_vid~*((*net_device USHORT ) : VOID)?ndo_vlan_rx_kill_vid~*((*net_device USHORT ) : VOID)?ndo_poll_controller~*((*net_device ) : VOID)?ndo_netpoll_setup~*((*net_device *netpoll_info ) : INT)?ndo_netpoll_cleanup~*((*net_device ) : VOID)?ndo_set_vf_mac~*((*net_device INT *~u8~0 ) : INT)?ndo_set_vf_vlan~*((*net_device INT ~u16~0 ~u8~0 ) : INT)?ndo_set_vf_tx_rate~*((*net_device INT INT ) : INT)?ndo_get_vf_config~*((*net_device INT *ifla_vf_info ) : INT)?ndo_set_vf_port~*((*net_device INT **nlattr ) : INT)?ndo_get_vf_port~*((*net_device INT *sk_buff ) : INT)?ndo_setup_tc~*((*net_device ~u8~0 ) : INT)?ndo_fcoe_enable~*((*net_device ) : INT)?ndo_fcoe_disable~*((*net_device ) : INT)?ndo_fcoe_ddp_setup~*((*net_device ~u16~0 *scatterlist UINT ) : INT)?ndo_fcoe_ddp_done~*((*net_device ~u16~0 ) : INT)?ndo_fcoe_ddp_target~*((*net_device ~u16~0 *scatterlist UINT ) : INT)?ndo_fcoe_get_wwn~*((*net_device *~u64~0 INT ) : INT)?ndo_rx_flow_steer~*((*net_device *sk_buff ~u16~0 ~u32~0 ) : INT)?ndo_add_slave~*((*net_device *net_device ) : INT)?ndo_del_slave~*((*net_device *net_device ) : INT)?ndo_fix_features~*((*net_device ~u32~0 ) : ~u32~0)?ndo_set_features~*((*net_device ~u32~0 ) : INT)# [2018-11-28 11:40:03,714 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 18446744073709551563 could not be translated for associated CType STRUCT~~lock_class_key?subkeys~ARRAY#_8_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR### [2018-11-28 11:40:03,714 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 18446744073709551589 could not be translated for associated CType ARRAY#_1_~STRUCT~~usb_device_id?match_flags~~__u16~0?idVendor~~__u16~0?idProduct~~__u16~0?bcdDevice_lo~~__u16~0?bcdDevice_hi~~__u16~0?bDeviceClass~~__u8~0?bDeviceSubClass~~__u8~0?bDeviceProtocol~~__u8~0?bInterfaceClass~~__u8~0?bInterfaceSubClass~~__u8~0?bInterfaceProtocol~~__u8~0?driver_info~~kernel_ulong_t~0## [2018-11-28 11:40:03,714 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 18446744073709551526 could not be translated for associated CType ARRAY#_1_~STRUCT~~usb_device_id?match_flags~~__u16~0?idVendor~~__u16~0?idProduct~~__u16~0?bcdDevice_lo~~__u16~0?bcdDevice_hi~~__u16~0?bDeviceClass~~__u8~0?bDeviceSubClass~~__u8~0?bDeviceProtocol~~__u8~0?bInterfaceClass~~__u8~0?bInterfaceSubClass~~__u8~0?bInterfaceProtocol~~__u8~0?driver_info~~kernel_ulong_t~0## [2018-11-28 11:40:03,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 11:40:03 BoogieIcfgContainer [2018-11-28 11:40:03,798 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 11:40:03,799 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 11:40:03,799 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 11:40:03,799 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 11:40:03,799 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:39:21" (3/4) ... [2018-11-28 11:40:03,804 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 11:40:03,804 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 11:40:03,805 INFO L168 Benchmark]: Toolchain (without parser) took 60149.35 ms. Allocated memory was 1.0 GB in the beginning and 3.0 GB in the end (delta: 2.0 GB). Free memory was 950.6 MB in the beginning and 1.4 GB in the end (delta: -478.8 MB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2018-11-28 11:40:03,807 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:40:03,807 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1406.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 195.0 MB). Free memory was 950.6 MB in the beginning and 987.6 MB in the end (delta: -37.0 MB). Peak memory consumption was 178.9 MB. Max. memory is 11.5 GB. [2018-11-28 11:40:03,807 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.75 ms. Allocated memory is still 1.2 GB. Free memory was 987.6 MB in the beginning and 984.1 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-28 11:40:03,808 INFO L168 Benchmark]: Boogie Preprocessor took 84.14 ms. Allocated memory is still 1.2 GB. Free memory was 984.1 MB in the beginning and 970.2 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2018-11-28 11:40:03,808 INFO L168 Benchmark]: RCFGBuilder took 16119.12 ms. Allocated memory was 1.2 GB in the beginning and 2.9 GB in the end (delta: 1.6 GB). Free memory was 970.2 MB in the beginning and 2.4 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2018-11-28 11:40:03,809 INFO L168 Benchmark]: TraceAbstraction took 42476.03 ms. Allocated memory was 2.9 GB in the beginning and 3.0 GB in the end (delta: 148.4 MB). Free memory was 2.4 GB in the beginning and 1.4 GB in the end (delta: 944.4 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2018-11-28 11:40:03,809 INFO L168 Benchmark]: Witness Printer took 5.73 ms. Allocated memory is still 3.0 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:40:03,811 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1406.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 195.0 MB). Free memory was 950.6 MB in the beginning and 987.6 MB in the end (delta: -37.0 MB). Peak memory consumption was 178.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.75 ms. Allocated memory is still 1.2 GB. Free memory was 987.6 MB in the beginning and 984.1 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 84.14 ms. Allocated memory is still 1.2 GB. Free memory was 984.1 MB in the beginning and 970.2 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 16119.12 ms. Allocated memory was 1.2 GB in the beginning and 2.9 GB in the end (delta: 1.6 GB). Free memory was 970.2 MB in the beginning and 2.4 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. * TraceAbstraction took 42476.03 ms. Allocated memory was 2.9 GB in the beginning and 3.0 GB in the end (delta: 148.4 MB). Free memory was 2.4 GB in the beginning and 1.4 GB in the end (delta: 944.4 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. * Witness Printer took 5.73 ms. Allocated memory is still 3.0 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 18446744073709551553 could not be translated for associated CType STRUCT~~lock_class_key?subkeys~ARRAY#_8_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR### - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 18446744073709551611 could not be translated for associated CType STRUCT~~lock_class_key?subkeys~ARRAY#_8_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR### - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 18446744073709551591 could not be translated for associated CType STRUCT~~can_bittiming_const?name~ARRAY#_16_~CHAR#?tseg1_min~~__u32~0?tseg1_max~~__u32~0?tseg2_min~~__u32~0?tseg2_max~~__u32~0?sjw_max~~__u32~0?brp_min~~__u32~0?brp_max~~__u32~0?brp_inc~~__u32~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 18446744073709551499 could not be translated for associated CType STRUCT~~usb_driver?name~*CHAR?probe~*((*usb_interface *usb_device_id ) : INT)?disconnect~*((*usb_interface ) : VOID)?unlocked_ioctl~*((*usb_interface UINT *VOID ) : INT)?suspend~*((*usb_interface ~pm_message_t~0 ) : INT)?resume~*((*usb_interface ) : INT)?reset_resume~*((*usb_interface ) : INT)?pre_reset~*((*usb_interface ) : INT)?post_reset~*((*usb_interface ) : INT)?id_table~*usb_device_id?dynids~STRUCT~~usb_dynids?lock~~spinlock_t~0?list~STRUCT~~list_head?next~*list_head?prev~*list_head##?drvwrap~STRUCT~~usbdrv_wrap?driver~STRUCT~~device_driver?name~*CHAR?bus~*bus_type?owner~*module?mod_name~*CHAR?suppress_bind_attrs~~bool~0?of_match_table~*of_device_id?probe~*((*device ) : INT)?remove~*((*device ) : INT)?shutdown~*((*device ) : VOID)?suspend~*((*device ~pm_message_t~0 ) : INT)?resume~*((*device ) : INT)?groups~**attribute_group?pm~*dev_pm_ops?p~*driver_private#?for_devices~INT#?no_dynamic_id~UINT?supports_autosuspend~UINT?soft_unbind~UINT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 18446744073709551506 could not be translated for associated CType STRUCT~~lock_class_key?subkeys~ARRAY#_8_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR### - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 18446744073709551533 could not be translated for associated CType STRUCT~~usb_driver?name~*CHAR?probe~*((*usb_interface *usb_device_id ) : INT)?disconnect~*((*usb_interface ) : VOID)?unlocked_ioctl~*((*usb_interface UINT *VOID ) : INT)?suspend~*((*usb_interface ~pm_message_t~0 ) : INT)?resume~*((*usb_interface ) : INT)?reset_resume~*((*usb_interface ) : INT)?pre_reset~*((*usb_interface ) : INT)?post_reset~*((*usb_interface ) : INT)?id_table~*usb_device_id?dynids~STRUCT~~usb_dynids?lock~~spinlock_t~0?list~STRUCT~~list_head?next~*list_head?prev~*list_head##?drvwrap~STRUCT~~usbdrv_wrap?driver~STRUCT~~device_driver?name~*CHAR?bus~*bus_type?owner~*module?mod_name~*CHAR?suppress_bind_attrs~~bool~0?of_match_table~*of_device_id?probe~*((*device ) : INT)?remove~*((*device ) : INT)?shutdown~*((*device ) : VOID)?suspend~*((*device ~pm_message_t~0 ) : INT)?resume~*((*device ) : INT)?groups~**attribute_group?pm~*dev_pm_ops?p~*driver_private#?for_devices~INT#?no_dynamic_id~UINT?supports_autosuspend~UINT?soft_unbind~UINT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 18446744073709551547 could not be translated for associated CType STRUCT~~net_device_ops?ndo_init~*((*net_device ) : INT)?ndo_uninit~*((*net_device ) : VOID)?ndo_open~*((*net_device ) : INT)?ndo_stop~*((*net_device ) : INT)?ndo_start_xmit~*((*sk_buff *net_device ) : ~netdev_tx_t~0)?ndo_select_queue~*((*net_device *sk_buff ) : ~u16~0)?ndo_change_rx_flags~*((*net_device INT ) : VOID)?ndo_set_rx_mode~*((*net_device ) : VOID)?ndo_set_multicast_list~*((*net_device ) : VOID)?ndo_set_mac_address~*((*net_device *VOID ) : INT)?ndo_validate_addr~*((*net_device ) : INT)?ndo_do_ioctl~*((*net_device *ifreq INT ) : INT)?ndo_set_config~*((*net_device *ifmap ) : INT)?ndo_change_mtu~*((*net_device INT ) : INT)?ndo_neigh_setup~*((*net_device *neigh_parms ) : INT)?ndo_tx_timeout~*((*net_device ) : VOID)?ndo_get_stats64~*((*net_device *rtnl_link_stats64 ) : *rtnl_link_stats64)?ndo_get_stats~*((*net_device ) : *net_device_stats)?ndo_vlan_rx_register~*((*net_device *vlan_group ) : VOID)?ndo_vlan_rx_add_vid~*((*net_device USHORT ) : VOID)?ndo_vlan_rx_kill_vid~*((*net_device USHORT ) : VOID)?ndo_poll_controller~*((*net_device ) : VOID)?ndo_netpoll_setup~*((*net_device *netpoll_info ) : INT)?ndo_netpoll_cleanup~*((*net_device ) : VOID)?ndo_set_vf_mac~*((*net_device INT *~u8~0 ) : INT)?ndo_set_vf_vlan~*((*net_device INT ~u16~0 ~u8~0 ) : INT)?ndo_set_vf_tx_rate~*((*net_device INT INT ) : INT)?ndo_get_vf_config~*((*net_device INT *ifla_vf_info ) : INT)?ndo_set_vf_port~*((*net_device INT **nlattr ) : INT)?ndo_get_vf_port~*((*net_device INT *sk_buff ) : INT)?ndo_setup_tc~*((*net_device ~u8~0 ) : INT)?ndo_fcoe_enable~*((*net_device ) : INT)?ndo_fcoe_disable~*((*net_device ) : INT)?ndo_fcoe_ddp_setup~*((*net_device ~u16~0 *scatterlist UINT ) : INT)?ndo_fcoe_ddp_done~*((*net_device ~u16~0 ) : INT)?ndo_fcoe_ddp_target~*((*net_device ~u16~0 *scatterlist UINT ) : INT)?ndo_fcoe_get_wwn~*((*net_device *~u64~0 INT ) : INT)?ndo_rx_flow_steer~*((*net_device *sk_buff ~u16~0 ~u32~0 ) : INT)?ndo_add_slave~*((*net_device *net_device ) : INT)?ndo_del_slave~*((*net_device *net_device ) : INT)?ndo_fix_features~*((*net_device ~u32~0 ) : ~u32~0)?ndo_set_features~*((*net_device ~u32~0 ) : INT)# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 18446744073709551606 could not be translated for associated CType STRUCT~~can_bittiming_const?name~ARRAY#_16_~CHAR#?tseg1_min~~__u32~0?tseg1_max~~__u32~0?tseg2_min~~__u32~0?tseg2_max~~__u32~0?sjw_max~~__u32~0?brp_min~~__u32~0?brp_max~~__u32~0?brp_inc~~__u32~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 18446744073709551545 could not be translated for associated CType STRUCT~~net_device_ops?ndo_init~*((*net_device ) : INT)?ndo_uninit~*((*net_device ) : VOID)?ndo_open~*((*net_device ) : INT)?ndo_stop~*((*net_device ) : INT)?ndo_start_xmit~*((*sk_buff *net_device ) : ~netdev_tx_t~0)?ndo_select_queue~*((*net_device *sk_buff ) : ~u16~0)?ndo_change_rx_flags~*((*net_device INT ) : VOID)?ndo_set_rx_mode~*((*net_device ) : VOID)?ndo_set_multicast_list~*((*net_device ) : VOID)?ndo_set_mac_address~*((*net_device *VOID ) : INT)?ndo_validate_addr~*((*net_device ) : INT)?ndo_do_ioctl~*((*net_device *ifreq INT ) : INT)?ndo_set_config~*((*net_device *ifmap ) : INT)?ndo_change_mtu~*((*net_device INT ) : INT)?ndo_neigh_setup~*((*net_device *neigh_parms ) : INT)?ndo_tx_timeout~*((*net_device ) : VOID)?ndo_get_stats64~*((*net_device *rtnl_link_stats64 ) : *rtnl_link_stats64)?ndo_get_stats~*((*net_device ) : *net_device_stats)?ndo_vlan_rx_register~*((*net_device *vlan_group ) : VOID)?ndo_vlan_rx_add_vid~*((*net_device USHORT ) : VOID)?ndo_vlan_rx_kill_vid~*((*net_device USHORT ) : VOID)?ndo_poll_controller~*((*net_device ) : VOID)?ndo_netpoll_setup~*((*net_device *netpoll_info ) : INT)?ndo_netpoll_cleanup~*((*net_device ) : VOID)?ndo_set_vf_mac~*((*net_device INT *~u8~0 ) : INT)?ndo_set_vf_vlan~*((*net_device INT ~u16~0 ~u8~0 ) : INT)?ndo_set_vf_tx_rate~*((*net_device INT INT ) : INT)?ndo_get_vf_config~*((*net_device INT *ifla_vf_info ) : INT)?ndo_set_vf_port~*((*net_device INT **nlattr ) : INT)?ndo_get_vf_port~*((*net_device INT *sk_buff ) : INT)?ndo_setup_tc~*((*net_device ~u8~0 ) : INT)?ndo_fcoe_enable~*((*net_device ) : INT)?ndo_fcoe_disable~*((*net_device ) : INT)?ndo_fcoe_ddp_setup~*((*net_device ~u16~0 *scatterlist UINT ) : INT)?ndo_fcoe_ddp_done~*((*net_device ~u16~0 ) : INT)?ndo_fcoe_ddp_target~*((*net_device ~u16~0 *scatterlist UINT ) : INT)?ndo_fcoe_get_wwn~*((*net_device *~u64~0 INT ) : INT)?ndo_rx_flow_steer~*((*net_device *sk_buff ~u16~0 ~u32~0 ) : INT)?ndo_add_slave~*((*net_device *net_device ) : INT)?ndo_del_slave~*((*net_device *net_device ) : INT)?ndo_fix_features~*((*net_device ~u32~0 ) : ~u32~0)?ndo_set_features~*((*net_device ~u32~0 ) : INT)# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 18446744073709551563 could not be translated for associated CType STRUCT~~lock_class_key?subkeys~ARRAY#_8_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR### - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 18446744073709551589 could not be translated for associated CType ARRAY#_1_~STRUCT~~usb_device_id?match_flags~~__u16~0?idVendor~~__u16~0?idProduct~~__u16~0?bcdDevice_lo~~__u16~0?bcdDevice_hi~~__u16~0?bDeviceClass~~__u8~0?bDeviceSubClass~~__u8~0?bDeviceProtocol~~__u8~0?bInterfaceClass~~__u8~0?bInterfaceSubClass~~__u8~0?bInterfaceProtocol~~__u8~0?driver_info~~kernel_ulong_t~0## - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 18446744073709551526 could not be translated for associated CType ARRAY#_1_~STRUCT~~usb_device_id?match_flags~~__u16~0?idVendor~~__u16~0?idProduct~~__u16~0?bcdDevice_lo~~__u16~0?bcdDevice_hi~~__u16~0?bDeviceClass~~__u8~0?bDeviceSubClass~~__u8~0?bDeviceProtocol~~__u8~0?bInterfaceClass~~__u8~0?bInterfaceSubClass~~__u8~0?bInterfaceProtocol~~__u8~0?driver_info~~kernel_ulong_t~0## * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 6741]: 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 5131, overapproximation of bitwiseAnd at line 6091. Possible FailurePath: [L5137] static struct lock_class_key __key___7 ; [L5138] static struct lock_class_key __key___8 ; [L5278-L5291] static char const __mod_author31[46] __attribute__((__used__, __unused__, __section__(".modinfo"), __aligned__(1))) = { (char const )'a', (char const )'u', (char const )'t', (char const )'h', (char const )'o', (char const )'r', (char const )'=', (char const )'S', (char const )'e', (char const )'b', (char const )'a', (char const )'s', (char const )'t', (char const )'i', (char const )'a', (char const )'n', (char const )' ', (char const )'H', (char const )'a', (char const )'a', (char const )'s', (char const )' ', (char const )'<', (char const )'h', (char const )'a', (char const )'a', (char const )'s', (char const )'@', (char const )'e', (char const )'m', (char const )'s', (char const )'-', (char const )'w', (char const )'u', (char const )'e', (char const )'n', (char const )'s', (char const )'c', (char const )'h', (char const )'e', (char const )'.', (char const )'c', (char const )'o', (char const )'m', (char const )'>', (char const )'\000'}; [L5292-L5311] static char const __mod_description32[70] __attribute__((__used__, __unused__, __section__(".modinfo"), __aligned__(1))) = { (char const )'d', (char const )'e', (char const )'s', (char const )'c', (char const )'r', (char const )'i', (char const )'p', (char const )'t', (char const )'i', (char const )'o', (char const )'n', (char const )'=', (char const )'C', (char const )'A', (char const )'N', (char const )' ', (char const )'d', (char const )'r', (char const )'i', (char const )'v', (char const )'e', (char const )'r', (char const )' ', (char const )'f', (char const )'o', (char const )'r', (char const )' ', (char const )'E', (char const )'M', (char const )'S', (char const )' ', (char const )'D', (char const )'r', (char const )'.', (char const )' ', (char const )'T', (char const )'h', (char const )'o', (char const )'m', (char const )'a', (char const )'s', (char const )' ', (char const )'W', (char const )'u', (char const )'e', (char const )'n', (char const )'s', (char const )'c', (char const )'h', (char const )'e', (char const )' ', (char const )'C', (char const )'A', (char const )'N', (char const )'/', (char const )'U', (char const )'S', (char const )'B', (char const )' ', (char const )'i', (char const )'n', (char const )'t', (char const )'e', (char const )'r', (char const )'f', (char const )'a', (char const )'c', (char const )'e', (char const )'s', (char const )'\000'}; [L5312-L5317] static char const __mod_license33[15] __attribute__((__used__, __unused__, __section__(".modinfo"), __aligned__(1))) = { (char const )'l', (char const )'i', (char const )'c', (char const )'e', (char const )'n', (char const )'s', (char const )'e', (char const )'=', (char const )'G', (char const )'P', (char const )'L', (char const )' ', (char const )'v', (char const )'2', (char const )'\000'}; [L5318-L5320] static struct usb_device_id ems_usb_table[1] = { {(__u16 )3, (__u16 )4822, (__u16 )1092, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}}; [L6234-L6274] static struct net_device_ops const ems_usb_netdev_ops = {(int (*)(struct net_device *dev ))0, (void (*)(struct net_device *dev ))0, & ems_usb_open, & ems_usb_close, & ems_usb_start_xmit, (u16 (*)(struct net_device *dev , struct sk_buff *skb ))0, (void (*)(struct net_device *dev , int flags ))0, (void (*)(struct net_device *dev ))0, (void (*)(struct net_device *dev ))0, (int (*)(struct net_device *dev , void *addr ))0, (int (*)(struct net_device *dev ))0, (int (*)(struct net_device *dev , struct ifreq *ifr , int cmd ))0, (int (*)(struct net_device *dev , struct ifmap *map ))0, (int (*)(struct net_device *dev , int new_mtu ))0, (int (*)(struct net_device *dev , struct neigh_parms * ))0, (void (*)(struct net_device *dev ))0, (struct rtnl_link_stats64 *(*)(struct net_device *dev , struct rtnl_link_stats64 *storage ))0, (struct net_device_stats *(*)(struct net_device *dev ))0, (void (*)(struct net_device *dev , struct vlan_group *grp ))0, (void (*)(struct net_device *dev , unsigned short vid ))0, (void (*)(struct net_device *dev , unsigned short vid ))0, (void (*)(struct net_device *dev ))0, (int (*)(struct net_device *dev , struct netpoll_info *info ))0, (void (*)(struct net_device *dev ))0, (int (*)(struct net_device *dev , int queue , u8 *mac ))0, (int (*)(struct net_device *dev , int queue , u16 vlan , u8 qos ))0, (int (*)(struct net_device *dev , int vf , int rate ))0, (int (*)(struct net_device *dev , int vf , struct ifla_vf_info *ivf ))0, (int (*)(struct net_device *dev , int vf , struct nlattr **port ))0, (int (*)(struct net_device *dev , int vf , struct sk_buff *skb ))0, (int (*)(struct net_device *dev , u8 tc ))0, (int (*)(struct net_device *dev ))0, (int (*)(struct net_device *dev ))0, (int (*)(struct net_device *dev , u16 xid , struct scatterlist *sgl , unsigned int sgc ))0, (int (*)(struct net_device *dev , u16 xid ))0, (int (*)(struct net_device *dev , u16 xid , struct scatterlist *sgl , unsigned int sgc ))0, (int (*)(struct net_device *dev , u64 *wwn , int type ))0, (int (*)(struct net_device *dev , struct sk_buff const *skb , u16 rxq_index , u32 flow_id ))0, (int (*)(struct net_device *dev , struct net_device *slave_dev ))0, (int (*)(struct net_device *dev , struct net_device *slave_dev ))0, (u32 (*)(struct net_device *dev , u32 features ))0, (int (*)(struct net_device *dev , u32 features ))0}; [L6275-L6279] static struct can_bittiming_const ems_usb_bittiming_const = {{(char )'e', (char )'m', (char )'s', (char )'_', (char )'u', (char )'s', (char )'b', (char )'\000', (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0}, (__u32 )1, (__u32 )16, (__u32 )1, (__u32 )8, (__u32 )4, (__u32 )1, (__u32 )64, (__u32 )1}; [L6530-L6548] static struct usb_driver ems_usb_driver = {"ems_usb", & ems_usb_probe, & ems_usb_disconnect, (int (*)(struct usb_interface *intf , unsigned int code , void *buf ))0, (int (*)(struct usb_interface *intf , pm_message_t message ))0, (int (*)(struct usb_interface *intf ))0, (int (*)(struct usb_interface *intf ))0, (int (*)(struct usb_interface *intf ))0, (int (*)(struct usb_interface *intf ))0, (struct usb_device_id const *)(ems_usb_table), {{{{{0U}, 0U, 0U, (void *)0, {(struct lock_class_key *)0, {(struct lock_class *)0, (struct lock_class *)0}, (char const *)0, 0, 0UL}}}}, {(struct list_head *)0, (struct list_head *)0}}, {{(char const *)0, (struct bus_type *)0, (struct module *)0, (char const *)0, (_Bool)0, (struct of_device_id const *)0, (int (*)(struct device *dev ))0, (int (*)(struct device *dev ))0, (void (*)(struct device *dev ))0, (int (*)(struct device *dev , pm_message_t state ))0, (int (*)(struct device *dev ))0, (struct attribute_group const **)0, (struct dev_pm_ops const *)0, (struct driver_private *)0}, 0}, 0U, 0U, 0U}; [L6601] int LDV_IN_INTERRUPT ; [L6602] static int res_ems_usb_open_10 ; [L6603] static int res_ems_usb_close_12 ; [L6604] static int res_ems_usb_probe_16 ; [L6754] int ldv_urb_state = 0; [L6755] int ldv_coherent_state = 0; VAL [\old(__key___7)=null, \old(__key___7)=null, \old(__key___8)=null, \old(__key___8)=null, \old(ems_usb_bittiming_const)=null, \old(ems_usb_bittiming_const)=null, \old(ems_usb_driver)=null, \old(ems_usb_driver)=null, \old(ems_usb_netdev_ops)=null, \old(ems_usb_netdev_ops)=null, \old(ems_usb_table)=null, \old(ems_usb_table)=null, \old(ldv_coherent_state)=18446744073709551488, \old(LDV_IN_INTERRUPT)=18446744073709551510, \old(ldv_urb_state)=18446744073709551560, \old(res_ems_usb_close_12)=18446744073709551610, \old(res_ems_usb_open_10)=18446744073709551615, \old(res_ems_usb_probe_16)=18446744073709551500, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=0, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6606] struct net_device *var_group1 ; [L6607] struct sk_buff *var_group2 ; [L6608] struct usb_interface *var_group3 ; [L6609] struct usb_device_id const *var_ems_usb_probe_16_p1 ; [L6610] int tmp___7 ; [L6611] int ldv_s_ems_usb_netdev_ops_net_device_ops ; [L6612] int ldv_s_ems_usb_driver_usb_driver ; [L6613] int tmp___8 ; [L6614] int tmp___9 ; [L6617] LDV_IN_INTERRUPT = 1 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6618] FCALL ldv_initialize() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6619] CALL, EXPR ems_usb_init() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6552] int err ; [L6556] CALL, EXPR usb_register(& ems_usb_driver) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, driver={18446744073709551629:0}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L5128] int tmp___7 ; VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, driver={18446744073709551629:0}, driver={18446744073709551629:0}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L5131] CALL, EXPR usb_register_driver(driver, & __this_module, "ems_usb") VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, arg0={18446744073709551629:0}, arg1={18446744073709551612:18446744073709551630}, arg2={18446744073709551574:0}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L7011] return __VERIFIER_nondet_int(); [L5131] RET, EXPR usb_register_driver(driver, & __this_module, "ems_usb") VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, driver={18446744073709551629:0}, driver={18446744073709551629:0}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, usb_register_driver(driver, & __this_module, "ems_usb")=0] [L5131] tmp___7 = usb_register_driver(driver, & __this_module, "ems_usb") [L5133] return (tmp___7); VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \result=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, driver={18446744073709551629:0}, driver={18446744073709551629:0}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7=0] [L6556] RET, EXPR usb_register(& ems_usb_driver) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, usb_register(& ems_usb_driver)=0] [L6556] err = usb_register(& ems_usb_driver) [L6558] COND FALSE !(\read(err)) [L6565] return (0); VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \result=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, err=0, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6619] RET, EXPR ems_usb_init() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_init()=0, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6619] tmp___7 = ems_usb_init() [L6621] COND FALSE !(\read(tmp___7)) [L6625] ldv_s_ems_usb_netdev_ops_net_device_ops = 0 [L6626] ldv_s_ems_usb_driver_usb_driver = 0 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_ems_usb_driver_usb_driver=0, ldv_s_ems_usb_netdev_ops_net_device_ops=0, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7=0] [L6628] COND TRUE 1 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_ems_usb_driver_usb_driver=0, ldv_s_ems_usb_netdev_ops_net_device_ops=0, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7=0] [L6631] tmp___9 = __VERIFIER_nondet_int() [L6633] COND TRUE \read(tmp___9) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_ems_usb_driver_usb_driver=0, ldv_s_ems_usb_netdev_ops_net_device_ops=0, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7=0, tmp___9=1] [L6642] tmp___8 = __VERIFIER_nondet_int() [L6644] COND FALSE !(tmp___8 == 0) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_ems_usb_driver_usb_driver=0, ldv_s_ems_usb_netdev_ops_net_device_ops=0, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7=0, tmp___8=2, tmp___9=1] [L6647] COND FALSE !(tmp___8 == 1) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_ems_usb_driver_usb_driver=0, ldv_s_ems_usb_netdev_ops_net_device_ops=0, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7=0, tmp___8=2, tmp___9=1] [L6650] COND TRUE tmp___8 == 2 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_ems_usb_driver_usb_driver=0, ldv_s_ems_usb_netdev_ops_net_device_ops=0, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7=0, tmp___8=2, tmp___9=1] [L6691] CALL ems_usb_start_xmit(var_group2, var_group1) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, netdev={0:-520}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, skb={18446744073709551614:0}] [L6035] struct ems_usb *dev ; [L6036] void *tmp___7 ; [L6037] struct ems_tx_urb_context *context ; [L6038] struct net_device_stats *stats ; [L6039] struct can_frame *cf ; [L6040] struct ems_cpc_msg *msg ; [L6041] struct urb *urb ; [L6042] u8 *buf ; [L6043] int i ; [L6044] int err ; [L6045] size_t size ; [L6046] int tmp___8 ; [L6047] void *tmp___9 ; [L6048] unsigned int tmp___10 ; [L6049] int tmp___11 ; [L6050] long tmp___12 ; VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, netdev={0:-520}, netdev={0:-520}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, skb={18446744073709551614:0}, skb={18446744073709551614:0}] [L6053] CALL, EXPR netdev_priv((struct net_device const *)netdev) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, dev={0:-520}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L4964] return ((void *)((char *)dev + ((sizeof(struct net_device ) + 31UL) & 0x0fffffffffffffe0UL))); VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \result={0:-520}, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, dev={0:-520}, dev={0:-520}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6053] RET, EXPR netdev_priv((struct net_device const *)netdev) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, netdev={0:-520}, netdev={0:-520}, netdev_priv((struct net_device const *)netdev)={0:-520}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, skb={18446744073709551614:0}, skb={18446744073709551614:0}] [L6053] tmp___7 = netdev_priv((struct net_device const *)netdev) [L6054] dev = (struct ems_usb *)tmp___7 [L6055] context = (struct ems_tx_urb_context *)((void *)0) [L6056] stats = & netdev->stats [L6057] EXPR skb->data [L6057] cf = (struct can_frame *)skb->data [L6058] size = 15UL + sizeof(struct cpc_can_msg ) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, cf={18446744073709551632:0}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, netdev={0:-520}, netdev={0:-520}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={18446744073709551614:0}, skb={18446744073709551614:0}, stats={0:-332}, tmp___7={0:-520}] [L6059] CALL, EXPR can_dropped_invalid_skb(netdev, skb) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, dev={0:-520}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, skb={18446744073709551614:0}] [L5240] struct can_frame const *cf ; [L5241] int tmp___7 ; [L5242] long tmp___8 ; [L5244] EXPR skb->data [L5244] cf = (struct can_frame const *)((struct can_frame *)skb->data) [L5245] EXPR skb->len VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, cf={18446744073709551632:0}, dev={0:-520}, dev={0:-520}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, skb={18446744073709551614:0}, skb={18446744073709551614:0}, skb->len=4294967309] [L5245] COND FALSE !((unsigned long )skb->len != sizeof(*cf)) [L5248] EXPR cf->can_dlc VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, cf={18446744073709551632:0}, cf->can_dlc=0, dev={0:-520}, dev={0:-520}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, skb={18446744073709551614:0}, skb={18446744073709551614:0}] [L5248] COND FALSE !((int const )cf->can_dlc > 8) [L5251] tmp___7 = 0 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, cf={18446744073709551632:0}, dev={0:-520}, dev={0:-520}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, skb={18446744073709551614:0}, skb={18446744073709551614:0}, tmp___7=0] [L5254] tmp___8 = __builtin_expect((long )tmp___7, 0L) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, cf={18446744073709551632:0}, dev={0:-520}, dev={0:-520}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, skb={18446744073709551614:0}, skb={18446744073709551614:0}, tmp___7=0, tmp___8=0] [L5256] COND FALSE !(\read(tmp___8)) [L5264] return (0); VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \result=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, cf={18446744073709551632:0}, dev={0:-520}, dev={0:-520}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, skb={18446744073709551614:0}, skb={18446744073709551614:0}, tmp___7=0, tmp___8=0] [L6059] RET, EXPR can_dropped_invalid_skb(netdev, skb) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, can_dropped_invalid_skb(netdev, skb)=0, cf={18446744073709551632:0}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, netdev={0:-520}, netdev={0:-520}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={18446744073709551614:0}, skb={18446744073709551614:0}, stats={0:-332}, tmp___7={0:-520}] [L6059] tmp___8 = can_dropped_invalid_skb(netdev, skb) [L6061] COND FALSE !(\read(tmp___8)) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, cf={18446744073709551632:0}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, netdev={0:-520}, netdev={0:-520}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={18446744073709551614:0}, skb={18446744073709551614:0}, stats={0:-332}, tmp___7={0:-520}, tmp___8=0] [L6066] CALL, EXPR usb_alloc_urb(0, 32U) VAL [\old(iso_packets)=0, \old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6817] void *arbitrary_memory ; [L6818] void *tmp___7 ; VAL [\old(iso_packets)=0, \old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, iso_packets=0, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6821] COND TRUE 1 VAL [\old(iso_packets)=0, \old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, iso_packets=0, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6824] CALL, EXPR ldv_undefined_pointer() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6968] CALL, EXPR external_alloc() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L7029] return __VERIFIER_external_alloc(); [L6968] RET, EXPR external_alloc() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, external_alloc()={18446744073709551603:-104}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6968] return (void *)external_alloc(); [L6824] RET, EXPR ldv_undefined_pointer() VAL [\old(iso_packets)=0, \old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, iso_packets=0, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_undefined_pointer()={18446744073709551603:-104}, ldv_urb_state=0, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6824] tmp___7 = ldv_undefined_pointer() [L6825] arbitrary_memory = tmp___7 VAL [\old(iso_packets)=0, \old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, arbitrary_memory={18446744073709551603:-104}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, iso_packets=0, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7={18446744073709551603:-104}] [L6827] COND FALSE !(! arbitrary_memory) [L6831] ldv_urb_state = ldv_urb_state + 1 [L6832] return ((struct urb *)arbitrary_memory); VAL [\old(iso_packets)=0, \old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \result={18446744073709551603:-104}, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, arbitrary_memory={18446744073709551603:-104}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, iso_packets=0, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7={18446744073709551603:-104}] [L6066] RET, EXPR usb_alloc_urb(0, 32U) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, cf={18446744073709551632:0}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, netdev={0:-520}, netdev={0:-520}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={18446744073709551614:0}, skb={18446744073709551614:0}, stats={0:-332}, tmp___7={0:-520}, tmp___8=0, usb_alloc_urb(0, 32U)={18446744073709551603:-104}] [L6066] urb = usb_alloc_urb(0, 32U) [L6068] COND FALSE !(! urb) [L6076] EXPR dev->udev VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, cf={18446744073709551632:0}, context={0:0}, dev={0:-520}, dev->udev={18446744073709551571:18446744073709551598}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, netdev={0:-520}, netdev={0:-520}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={18446744073709551614:0}, skb={18446744073709551614:0}, stats={0:-332}, tmp___7={0:-520}, tmp___8=0, urb={18446744073709551603:-104}] [L6076] CALL, EXPR usb_alloc_coherent(dev->udev, size, 32U, & urb->transfer_dma) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \old(size)=28, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, dev={18446744073709551571:18446744073709551598}, dma={18446744073709551603:0}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6760] void *arbitrary_memory ; [L6761] void *tmp___7 ; VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \old(size)=28, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, dev={18446744073709551571:18446744073709551598}, dev={18446744073709551571:18446744073709551598}, dma={18446744073709551603:0}, dma={18446744073709551603:0}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28] [L6764] COND TRUE 1 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \old(size)=28, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, dev={18446744073709551571:18446744073709551598}, dev={18446744073709551571:18446744073709551598}, dma={18446744073709551603:0}, dma={18446744073709551603:0}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28] [L6767] CALL, EXPR ldv_undefined_pointer() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6968] CALL, EXPR external_alloc() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L7029] return __VERIFIER_external_alloc(); [L6968] RET, EXPR external_alloc() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, external_alloc()={18446744073709551487:130}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6968] return (void *)external_alloc(); [L6767] RET, EXPR ldv_undefined_pointer() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \old(size)=28, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, dev={18446744073709551571:18446744073709551598}, dev={18446744073709551571:18446744073709551598}, dma={18446744073709551603:0}, dma={18446744073709551603:0}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_undefined_pointer()={18446744073709551487:130}, ldv_urb_state=1, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28] [L6767] tmp___7 = ldv_undefined_pointer() [L6768] arbitrary_memory = tmp___7 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \old(size)=28, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, arbitrary_memory={18446744073709551487:130}, dev={18446744073709551571:18446744073709551598}, dev={18446744073709551571:18446744073709551598}, dma={18446744073709551603:0}, dma={18446744073709551603:0}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, tmp___7={18446744073709551487:130}] [L6770] COND FALSE !(! arbitrary_memory) [L6774] ldv_coherent_state = ldv_coherent_state + 1 [L6775] return (arbitrary_memory); VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \old(size)=28, \result={18446744073709551487:130}, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, arbitrary_memory={18446744073709551487:130}, dev={18446744073709551571:18446744073709551598}, dev={18446744073709551571:18446744073709551598}, dma={18446744073709551603:0}, dma={18446744073709551603:0}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, tmp___7={18446744073709551487:130}] [L6076] RET, EXPR usb_alloc_coherent(dev->udev, size, 32U, & urb->transfer_dma) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, cf={18446744073709551632:0}, context={0:0}, dev={0:-520}, dev->udev={18446744073709551571:18446744073709551598}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, netdev={0:-520}, netdev={0:-520}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={18446744073709551614:0}, skb={18446744073709551614:0}, stats={0:-332}, tmp___7={0:-520}, tmp___8=0, urb={18446744073709551603:-104}, usb_alloc_coherent(dev->udev, size, 32U, & urb->transfer_dma)={18446744073709551487:130}] [L6076] tmp___9 = usb_alloc_coherent(dev->udev, size, 32U, & urb->transfer_dma) [L6077] buf = (u8 *)tmp___9 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, buf={18446744073709551487:130}, cf={18446744073709551632:0}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, netdev={0:-520}, netdev={0:-520}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={18446744073709551614:0}, skb={18446744073709551614:0}, stats={0:-332}, tmp___7={0:-520}, tmp___8=0, tmp___9={18446744073709551487:130}, urb={18446744073709551603:-104}] [L6079] COND FALSE !(! buf) [L6087] msg = (struct ems_cpc_msg *)(buf + 4) [L6088] EXPR cf->can_id [L6088] msg->msg.can_msg.id = cf->can_id & 536870911U [L6089] EXPR cf->can_dlc [L6089] msg->msg.can_msg.length = cf->can_dlc [L6090] EXPR cf->can_id VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, buf={18446744073709551487:130}, cf={18446744073709551632:0}, cf->can_id=18446744073709551613, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={18446744073709551487:134}, netdev={0:-520}, netdev={0:-520}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={18446744073709551614:0}, skb={18446744073709551614:0}, stats={0:-332}, tmp___7={0:-520}, tmp___8=0, tmp___9={18446744073709551487:130}, urb={18446744073709551603:-104}] [L6090] COND TRUE cf->can_id & 1073741824U [L6091] EXPR cf->can_id VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, buf={18446744073709551487:130}, cf={18446744073709551632:0}, cf->can_id=18446744073709551613, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={18446744073709551487:134}, netdev={0:-520}, netdev={0:-520}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={18446744073709551614:0}, skb={18446744073709551614:0}, stats={0:-332}, tmp___7={0:-520}, tmp___8=0, tmp___9={18446744073709551487:130}, urb={18446744073709551603:-104}] [L6091] COND TRUE cf->can_id & 2147483648U [L6092] msg->type = (u8 )16 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, buf={18446744073709551487:130}, cf={18446744073709551632:0}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={18446744073709551487:134}, netdev={0:-520}, netdev={0:-520}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={18446744073709551614:0}, skb={18446744073709551614:0}, stats={0:-332}, tmp___7={0:-520}, tmp___8=0, tmp___9={18446744073709551487:130}, urb={18446744073709551603:-104}] [L6096] msg->length = (u8 )5 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, buf={18446744073709551487:130}, cf={18446744073709551632:0}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={18446744073709551487:134}, netdev={0:-520}, netdev={0:-520}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={18446744073709551614:0}, skb={18446744073709551614:0}, stats={0:-332}, tmp___7={0:-520}, tmp___8=0, tmp___9={18446744073709551487:130}, urb={18446744073709551603:-104}] [L6119] EXPR msg->msg.can_msg.id [L6119] msg->msg.can_msg.id = msg->msg.can_msg.id [L6120] i = 0 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, buf={18446744073709551487:130}, cf={18446744073709551632:0}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, i=0, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={18446744073709551487:134}, netdev={0:-520}, netdev={0:-520}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={18446744073709551614:0}, skb={18446744073709551614:0}, stats={0:-332}, tmp___7={0:-520}, tmp___8=0, tmp___9={18446744073709551487:130}, urb={18446744073709551603:-104}] [L6122] COND TRUE 1 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, buf={18446744073709551487:130}, cf={18446744073709551632:0}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, i=0, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={18446744073709551487:134}, netdev={0:-520}, netdev={0:-520}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={18446744073709551614:0}, skb={18446744073709551614:0}, stats={0:-332}, tmp___7={0:-520}, tmp___8=0, tmp___9={18446744073709551487:130}, urb={18446744073709551603:-104}] [L6124] COND TRUE i < 10 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, buf={18446744073709551487:130}, cf={18446744073709551632:0}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, i=0, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={18446744073709551487:134}, netdev={0:-520}, netdev={0:-520}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={18446744073709551614:0}, skb={18446744073709551614:0}, stats={0:-332}, tmp___7={0:-520}, tmp___8=0, tmp___9={18446744073709551487:130}, urb={18446744073709551603:-104}] [L6128] EXPR dev->tx_contexts[i].echo_index VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, buf={18446744073709551487:130}, cf={18446744073709551632:0}, context={0:0}, dev={0:-520}, dev->tx_contexts[i].echo_index=4294967306, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, i=0, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={18446744073709551487:134}, netdev={0:-520}, netdev={0:-520}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={18446744073709551614:0}, skb={18446744073709551614:0}, stats={0:-332}, tmp___7={0:-520}, tmp___8=0, tmp___9={18446744073709551487:130}, urb={18446744073709551603:-104}] [L6128] COND TRUE dev->tx_contexts[i].echo_index == 10U [L6129] context = & dev->tx_contexts[i] VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, buf={18446744073709551487:130}, cf={18446744073709551632:0}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, i=0, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={18446744073709551487:134}, netdev={0:-520}, netdev={0:-520}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={18446744073709551614:0}, skb={18446744073709551614:0}, stats={0:-332}, tmp___7={0:-520}, tmp___8=0, tmp___9={18446744073709551487:130}, urb={18446744073709551603:-104}] [L6138] COND TRUE ! context VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, buf={18446744073709551487:130}, cf={18446744073709551632:0}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, i=0, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={18446744073709551487:134}, netdev={0:-520}, netdev={0:-520}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={18446744073709551614:0}, skb={18446744073709551614:0}, stats={0:-332}, tmp___7={0:-520}, tmp___8=0, tmp___9={18446744073709551487:130}, urb={18446744073709551603:-104}] [L6140] FCALL usb_unanchor_urb(urb) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, buf={18446744073709551487:130}, cf={18446744073709551632:0}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, i=0, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={18446744073709551487:134}, netdev={0:-520}, netdev={0:-520}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={18446744073709551614:0}, skb={18446744073709551614:0}, stats={0:-332}, tmp___7={0:-520}, tmp___8=0, tmp___9={18446744073709551487:130}, urb={18446744073709551603:-104}] [L6141] EXPR dev->udev [L6141] EXPR urb->transfer_dma VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, buf={18446744073709551487:130}, cf={18446744073709551632:0}, context={0:0}, dev={0:-520}, dev->udev={18446744073709551571:18446744073709551598}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, i=0, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={18446744073709551487:134}, netdev={0:-520}, netdev={0:-520}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={18446744073709551614:0}, skb={18446744073709551614:0}, stats={0:-332}, tmp___7={0:-520}, tmp___8=0, tmp___9={18446744073709551487:130}, urb={18446744073709551603:-104}, urb->transfer_dma=18446744073709551555] [L6141] CALL usb_free_coherent(dev->udev, size, (void *)buf, urb->transfer_dma) VAL [\old(dma)=18446744073709551555, \old(ldv_coherent_state)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \old(size)=28, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, addr={18446744073709551487:130}, dev={18446744073709551571:18446744073709551598}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6789] COND TRUE 1 VAL [\old(dma)=18446744073709551555, \old(ldv_coherent_state)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \old(size)=28, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, addr={18446744073709551487:130}, addr={18446744073709551487:130}, dev={18446744073709551571:18446744073709551598}, dev={18446744073709551571:18446744073709551598}, dma=18446744073709551555, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28] [L6791] COND FALSE !(! ((unsigned long )addr != (unsigned long )((void *)0))) VAL [\old(dma)=18446744073709551555, \old(ldv_coherent_state)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \old(size)=28, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, addr={18446744073709551487:130}, addr={18446744073709551487:130}, dev={18446744073709551571:18446744073709551598}, dev={18446744073709551571:18446744073709551598}, dma=18446744073709551555, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28] [L6797] COND TRUE \read(*addr) VAL [\old(dma)=18446744073709551555, \old(ldv_coherent_state)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \old(size)=28, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, addr={18446744073709551487:130}, addr={18446744073709551487:130}, dev={18446744073709551571:18446744073709551598}, dev={18446744073709551571:18446744073709551598}, dma=18446744073709551555, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28] [L6798] COND TRUE ldv_coherent_state >= 1 VAL [\old(dma)=18446744073709551555, \old(ldv_coherent_state)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \old(size)=28, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, addr={18446744073709551487:130}, addr={18446744073709551487:130}, dev={18446744073709551571:18446744073709551598}, dev={18446744073709551571:18446744073709551598}, dma=18446744073709551555, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28] [L6804] ldv_coherent_state = ldv_coherent_state - 1 VAL [\old(dma)=18446744073709551555, \old(ldv_coherent_state)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \old(size)=28, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, addr={18446744073709551487:130}, addr={18446744073709551487:130}, dev={18446744073709551571:18446744073709551598}, dev={18446744073709551571:18446744073709551598}, dma=18446744073709551555, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28] [L6141] RET usb_free_coherent(dev->udev, size, (void *)buf, urb->transfer_dma) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, buf={18446744073709551487:130}, cf={18446744073709551632:0}, context={0:0}, dev={0:-520}, dev->udev={18446744073709551571:18446744073709551598}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, i=0, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={18446744073709551487:134}, netdev={0:-520}, netdev={0:-520}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={18446744073709551614:0}, skb={18446744073709551614:0}, stats={0:-332}, tmp___7={0:-520}, tmp___8=0, tmp___9={18446744073709551487:130}, urb={18446744073709551603:-104}, urb->transfer_dma=18446744073709551555] [L6142] netdev->dev.parent [L6144] return ((netdev_tx_t )16); VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \result=16, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, buf={18446744073709551487:130}, cf={18446744073709551632:0}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, i=0, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={18446744073709551487:134}, netdev={0:-520}, netdev={0:-520}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={18446744073709551614:0}, skb={18446744073709551614:0}, stats={0:-332}, tmp___7={0:-520}, tmp___8=0, tmp___9={18446744073709551487:130}, urb={18446744073709551603:-104}] [L6691] RET ems_usb_start_xmit(var_group2, var_group1) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_start_xmit(var_group2, var_group1)=16, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_ems_usb_driver_usb_driver=0, ldv_s_ems_usb_netdev_ops_net_device_ops=0, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7=0, tmp___8=2, tmp___9=1, var_group1={0:-520}, var_group2={18446744073709551614:0}] [L6628] COND TRUE 1 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_ems_usb_driver_usb_driver=0, ldv_s_ems_usb_netdev_ops_net_device_ops=0, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7=0, tmp___8=2, tmp___9=1, var_group1={0:-520}, var_group2={18446744073709551614:0}] [L6631] tmp___9 = __VERIFIER_nondet_int() [L6633] COND FALSE !(\read(tmp___9)) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_ems_usb_driver_usb_driver=0, ldv_s_ems_usb_netdev_ops_net_device_ops=0, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7=0, tmp___8=2, tmp___9=0, var_group1={0:-520}, var_group2={18446744073709551614:0}] [L6635] COND FALSE !(! (ldv_s_ems_usb_netdev_ops_net_device_ops == 0)) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_ems_usb_driver_usb_driver=0, ldv_s_ems_usb_netdev_ops_net_device_ops=0, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7=0, tmp___8=2, tmp___9=0, var_group1={0:-520}, var_group2={18446744073709551614:0}] [L6637] COND FALSE !(! (ldv_s_ems_usb_driver_usb_driver == 0)) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_ems_usb_driver_usb_driver=0, ldv_s_ems_usb_netdev_ops_net_device_ops=0, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7=0, tmp___8=2, tmp___9=0, var_group1={0:-520}, var_group2={18446744073709551614:0}] [L6729] CALL ems_usb_exit() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6574] FCALL usb_deregister(& ems_usb_driver) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6729] RET ems_usb_exit() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_ems_usb_driver_usb_driver=0, ldv_s_ems_usb_netdev_ops_net_device_ops=0, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7=0, tmp___8=2, tmp___9=0, var_group1={0:-520}, var_group2={18446744073709551614:0}] [L6733] CALL ldv_check_final_state() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6876] COND FALSE !(ldv_urb_state == 0) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6879] CALL ldv_blast_assert() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6741] __VERIFIER_error() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={18446744073709551508:0}, __key___8={18446744073709551608:0}, __this_module={18446744073709551612:18446744073709551630}, ems_usb_bittiming_const={18446744073709551590:0}, ems_usb_driver={18446744073709551629:0}, ems_usb_netdev_ops={18446744073709551559:0}, ems_usb_table={18446744073709551616:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 80 procedures, 588 locations, 1 error locations. UNSAFE Result, 42.4s OverallTime, 19 OverallIterations, 3 TraceHistogramMax, 37.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 14337 SDtfs, 7615 SDslu, 25071 SDs, 0 SdLazy, 5949 SolverSat, 2596 SolverUnsat, 12 SolverUnknown, 0 SolverNotchecked, 30.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 108 GetRequests, 49 SyntacticMatches, 2 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6894occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 2.4s AutomataMinimizationTime, 18 MinimizatonAttempts, 1906 StatesRemovedByMinimization, 17 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 2006 NumberOfCodeBlocks, 2006 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 1861 ConstructedInterpolants, 0 QuantifiedInterpolants, 300763 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 PerfectInterpolantSequences, 152/152 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: 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 0.1.23-0cd3be1 [2018-11-28 11:40:05,304 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 11:40:05,305 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 11:40:05,313 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 11:40:05,313 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 11:40:05,313 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 11:40:05,314 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 11:40:05,315 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 11:40:05,316 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 11:40:05,317 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 11:40:05,318 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 11:40:05,318 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 11:40:05,319 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 11:40:05,320 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 11:40:05,320 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 11:40:05,321 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 11:40:05,322 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 11:40:05,323 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 11:40:05,325 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 11:40:05,326 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 11:40:05,327 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 11:40:05,328 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 11:40:05,329 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 11:40:05,329 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 11:40:05,330 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 11:40:05,331 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 11:40:05,331 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 11:40:05,332 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 11:40:05,333 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 11:40:05,333 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 11:40:05,333 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 11:40:05,334 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 11:40:05,334 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 11:40:05,334 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 11:40:05,335 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 11:40:05,335 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 11:40:05,335 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2018-11-28 11:40:05,347 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 11:40:05,347 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 11:40:05,347 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 11:40:05,347 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 11:40:05,348 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 11:40:05,348 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 11:40:05,348 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 11:40:05,348 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 11:40:05,348 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 11:40:05,349 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 11:40:05,349 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 11:40:05,349 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 11:40:05,349 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 11:40:05,349 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 11:40:05,349 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 11:40:05,349 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 11:40:05,349 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 11:40:05,349 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 11:40:05,350 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 11:40:05,351 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 11:40:05,351 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 11:40:05,351 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 11:40:05,351 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 11:40:05,351 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 11:40:05,351 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 11:40:05,351 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 11:40:05,351 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 11:40:05,351 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 11:40:05,352 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-28 11:40:05,352 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-28 11:40:05,352 INFO L133 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/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/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 -> 4905321715959318d97656bf1f42967177e7fab0 [2018-11-28 11:40:05,377 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 11:40:05,385 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 11:40:05,387 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 11:40:05,388 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 11:40:05,388 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 11:40:05,389 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-can-usb-ems_usb.ko_false-unreach-call.cil.out.i [2018-11-28 11:40:05,424 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/data/6fa84f696/5994fad296014944bd32944fb5a89e80/FLAG725a92fc7 [2018-11-28 11:40:05,978 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 11:40:05,979 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-can-usb-ems_usb.ko_false-unreach-call.cil.out.i [2018-11-28 11:40:06,000 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/data/6fa84f696/5994fad296014944bd32944fb5a89e80/FLAG725a92fc7 [2018-11-28 11:40:06,405 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/data/6fa84f696/5994fad296014944bd32944fb5a89e80 [2018-11-28 11:40:06,408 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 11:40:06,409 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 11:40:06,409 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 11:40:06,410 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 11:40:06,412 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 11:40:06,413 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:40:06" (1/1) ... [2018-11-28 11:40:06,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fe04492 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:06, skipping insertion in model container [2018-11-28 11:40:06,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:40:06" (1/1) ... [2018-11-28 11:40:06,421 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 11:40:06,498 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 11:40:07,421 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:40:07,452 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 11:40:07,645 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:40:07,887 INFO L195 MainTranslator]: Completed translation [2018-11-28 11:40:07,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:07 WrapperNode [2018-11-28 11:40:07,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 11:40:07,888 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 11:40:07,888 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 11:40:07,888 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 11:40:07,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:07" (1/1) ... [2018-11-28 11:40:07,927 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:07" (1/1) ... [2018-11-28 11:40:07,940 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 11:40:07,940 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 11:40:07,940 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 11:40:07,941 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 11:40:07,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:07" (1/1) ... [2018-11-28 11:40:07,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:07" (1/1) ... [2018-11-28 11:40:07,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:07" (1/1) ... [2018-11-28 11:40:07,957 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:07" (1/1) ... [2018-11-28 11:40:07,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:07" (1/1) ... [2018-11-28 11:40:08,007 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:07" (1/1) ... [2018-11-28 11:40:08,021 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:07" (1/1) ... [2018-11-28 11:40:08,029 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 11:40:08,030 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 11:40:08,030 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 11:40:08,030 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 11:40:08,031 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/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 [2018-11-28 11:40:08,081 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2018-11-28 11:40:08,081 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2018-11-28 11:40:08,081 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2018-11-28 11:40:08,081 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2018-11-28 11:40:08,082 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2018-11-28 11:40:08,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2018-11-28 11:40:08,082 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_start_xmit [2018-11-28 11:40:08,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_start_xmit [2018-11-28 11:40:08,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2018-11-28 11:40:08,083 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_init [2018-11-28 11:40:08,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_init [2018-11-28 11:40:08,083 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2018-11-28 11:40:08,083 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2018-11-28 11:40:08,084 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2018-11-28 11:40:08,084 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2018-11-28 11:40:08,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2018-11-28 11:40:08,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 11:40:08,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-28 11:40:08,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-11-28 11:40:08,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-11-28 11:40:08,084 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2018-11-28 11:40:08,084 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2018-11-28 11:40:08,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-28 11:40:08,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2018-11-28 11:40:08,085 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-11-28 11:40:08,085 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-11-28 11:40:08,085 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2018-11-28 11:40:08,085 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2018-11-28 11:40:08,085 INFO L130 BoogieDeclarations]: Found specification of procedure init_params_sja1000 [2018-11-28 11:40:08,086 INFO L138 BoogieDeclarations]: Found implementation of procedure init_params_sja1000 [2018-11-28 11:40:08,086 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2018-11-28 11:40:08,086 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2018-11-28 11:40:08,086 INFO L130 BoogieDeclarations]: Found specification of procedure can_free_echo_skb [2018-11-28 11:40:08,086 INFO L138 BoogieDeclarations]: Found implementation of procedure can_free_echo_skb [2018-11-28 11:40:08,086 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_control_cmd [2018-11-28 11:40:08,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_control_cmd [2018-11-28 11:40:08,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-28 11:40:08,087 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-28 11:40:08,087 INFO L130 BoogieDeclarations]: Found specification of procedure can_put_echo_skb [2018-11-28 11:40:08,087 INFO L138 BoogieDeclarations]: Found implementation of procedure can_put_echo_skb [2018-11-28 11:40:08,087 INFO L130 BoogieDeclarations]: Found specification of procedure open_candev [2018-11-28 11:40:08,087 INFO L138 BoogieDeclarations]: Found implementation of procedure open_candev [2018-11-28 11:40:08,087 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2018-11-28 11:40:08,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2018-11-28 11:40:08,088 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_external_alloc [2018-11-28 11:40:08,088 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_exit [2018-11-28 11:40:08,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_exit [2018-11-28 11:40:08,088 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2018-11-28 11:40:08,088 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2018-11-28 11:40:08,088 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2018-11-28 11:40:08,088 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2018-11-28 11:40:08,088 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-28 11:40:08,089 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2018-11-28 11:40:08,089 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2018-11-28 11:40:08,089 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2018-11-28 11:40:08,089 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2018-11-28 11:40:08,089 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2018-11-28 11:40:08,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2018-11-28 11:40:08,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2018-11-28 11:40:08,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-28 11:40:08,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2018-11-28 11:40:08,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2018-11-28 11:40:08,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2018-11-28 11:40:08,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2018-11-28 11:40:08,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2018-11-28 11:40:08,095 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2018-11-28 11:40:08,095 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2018-11-28 11:40:08,095 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2018-11-28 11:40:08,095 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2018-11-28 11:40:08,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-28 11:40:08,095 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-28 11:40:08,095 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2018-11-28 11:40:08,096 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2018-11-28 11:40:08,096 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_command_msg [2018-11-28 11:40:08,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_command_msg [2018-11-28 11:40:08,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 11:40:08,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 11:40:08,096 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-11-28 11:40:08,097 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-11-28 11:40:08,097 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_all_urbs [2018-11-28 11:40:08,097 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_all_urbs [2018-11-28 11:40:08,097 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2018-11-28 11:40:08,097 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2018-11-28 11:40:08,097 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2018-11-28 11:40:08,097 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2018-11-28 11:40:08,098 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2018-11-28 11:40:08,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2018-11-28 11:40:08,098 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 11:40:08,098 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 11:40:08,098 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2018-11-28 11:40:08,098 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2018-11-28 11:40:08,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-28 11:40:08,098 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2018-11-28 11:40:08,099 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2018-11-28 11:40:08,099 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2018-11-28 11:40:08,099 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2018-11-28 11:40:08,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2018-11-28 11:40:08,099 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_write_mode [2018-11-28 11:40:08,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_write_mode [2018-11-28 11:40:08,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2018-11-28 11:40:08,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2018-11-28 11:40:08,100 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2018-11-28 11:40:08,100 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2018-11-28 11:40:08,100 INFO L130 BoogieDeclarations]: Found specification of procedure register_candev [2018-11-28 11:40:08,100 INFO L138 BoogieDeclarations]: Found implementation of procedure register_candev [2018-11-28 11:40:08,100 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2018-11-28 11:40:08,100 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2018-11-28 11:40:08,100 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_probe [2018-11-28 11:40:08,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_probe [2018-11-28 11:40:08,101 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2018-11-28 11:40:08,101 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2018-11-28 11:40:08,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-28 11:40:08,101 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_disconnect [2018-11-28 11:40:08,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_disconnect [2018-11-28 11:40:08,101 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2018-11-28 11:40:08,101 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2018-11-28 11:40:08,101 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2018-11-28 11:40:08,102 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2018-11-28 11:40:08,102 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_close [2018-11-28 11:40:08,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_close [2018-11-28 11:40:08,102 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2018-11-28 11:40:08,102 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2018-11-28 11:40:08,102 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2018-11-28 11:40:08,102 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2018-11-28 11:40:08,102 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2018-11-28 11:40:08,105 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2018-11-28 11:40:08,105 INFO L130 BoogieDeclarations]: Found specification of procedure can_dropped_invalid_skb [2018-11-28 11:40:08,105 INFO L138 BoogieDeclarations]: Found implementation of procedure can_dropped_invalid_skb [2018-11-28 11:40:08,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2018-11-28 11:40:08,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2018-11-28 11:40:08,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2018-11-28 11:40:08,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2018-11-28 11:40:08,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 11:40:08,106 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2018-11-28 11:40:08,106 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2018-11-28 11:40:08,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-28 11:40:08,106 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_open [2018-11-28 11:40:08,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_open [2018-11-28 11:40:08,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-28 11:40:08,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2018-11-28 11:40:08,107 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-11-28 11:40:08,107 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2018-11-28 11:40:08,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2018-11-28 11:40:08,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-11-28 11:40:08,107 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2018-11-28 11:40:08,109 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2018-11-28 11:40:08,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2018-11-28 11:40:08,109 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2018-11-28 11:40:08,109 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2018-11-28 11:40:08,110 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2018-11-28 11:40:08,110 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2018-11-28 11:40:08,110 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-28 11:40:08,110 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-28 11:40:08,110 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2018-11-28 11:40:08,110 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2018-11-28 11:40:08,110 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2018-11-28 11:40:08,110 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2018-11-28 11:40:08,111 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2018-11-28 11:40:08,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2018-11-28 11:40:08,111 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2018-11-28 11:40:08,111 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2018-11-28 11:40:08,111 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2018-11-28 11:40:08,111 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2018-11-28 11:40:08,111 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2018-11-28 11:40:08,111 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2018-11-28 11:40:08,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2018-11-28 11:40:08,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2018-11-28 11:40:08,112 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2018-11-28 11:40:08,112 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2018-11-28 11:40:08,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2018-11-28 11:40:08,112 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2018-11-28 11:40:08,112 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2018-11-28 11:40:08,112 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2018-11-28 11:40:08,112 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2018-11-28 11:40:08,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-28 11:40:08,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-28 11:40:08,113 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2018-11-28 11:40:08,113 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2018-11-28 11:40:08,113 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2018-11-28 11:40:08,113 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2018-11-28 11:40:08,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 11:40:08,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 11:40:08,113 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_start [2018-11-28 11:40:08,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_start [2018-11-28 11:40:08,114 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_candev [2018-11-28 11:40:08,114 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_candev [2018-11-28 11:40:31,013 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-28 11:40:31,014 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 11:40:33,543 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 11:40:33,544 INFO L280 CfgBuilder]: Removed 13 assue(true) statements. [2018-11-28 11:40:33,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:40:33 BoogieIcfgContainer [2018-11-28 11:40:33,544 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 11:40:33,545 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 11:40:33,545 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 11:40:33,547 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 11:40:33,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:40:06" (1/3) ... [2018-11-28 11:40:33,548 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57157788 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:40:33, skipping insertion in model container [2018-11-28 11:40:33,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:07" (2/3) ... [2018-11-28 11:40:33,548 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57157788 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:40:33, skipping insertion in model container [2018-11-28 11:40:33,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:40:33" (3/3) ... [2018-11-28 11:40:33,549 INFO L112 eAbstractionObserver]: Analyzing ICFG usb_urb-drivers-net-can-usb-ems_usb.ko_false-unreach-call.cil.out.i [2018-11-28 11:40:33,555 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 11:40:33,560 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 11:40:33,569 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 11:40:33,590 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 11:40:33,590 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 11:40:33,590 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 11:40:33,590 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 11:40:33,590 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 11:40:33,591 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 11:40:33,591 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 11:40:33,591 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 11:40:33,591 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 11:40:33,612 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states. [2018-11-28 11:40:33,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-28 11:40:33,617 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:40:33,618 INFO L402 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] [2018-11-28 11:40:33,619 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:40:33,622 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:40:33,623 INFO L82 PathProgramCache]: Analyzing trace with hash -1347966597, now seen corresponding path program 1 times [2018-11-28 11:40:33,627 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 11:40:33,628 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 11:40:33,653 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:40:33,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:40:33,922 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:40:33,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:40:33,950 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 11:40:33,957 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:40:33,957 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:40:33,959 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:40:33,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:40:33,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:40:33,969 INFO L87 Difference]: Start difference. First operand 584 states. Second operand 3 states. [2018-11-28 11:40:34,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:40:34,073 INFO L93 Difference]: Finished difference Result 1681 states and 2214 transitions. [2018-11-28 11:40:34,073 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:40:34,075 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2018-11-28 11:40:34,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:40:34,093 INFO L225 Difference]: With dead ends: 1681 [2018-11-28 11:40:34,093 INFO L226 Difference]: Without dead ends: 1096 [2018-11-28 11:40:34,100 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:40:34,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1096 states. [2018-11-28 11:40:34,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1096 to 1092. [2018-11-28 11:40:34,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1092 states. [2018-11-28 11:40:34,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 1092 states and 1340 transitions. [2018-11-28 11:40:34,205 INFO L78 Accepts]: Start accepts. Automaton has 1092 states and 1340 transitions. Word has length 30 [2018-11-28 11:40:34,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:40:34,206 INFO L480 AbstractCegarLoop]: Abstraction has 1092 states and 1340 transitions. [2018-11-28 11:40:34,206 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:40:34,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1340 transitions. [2018-11-28 11:40:34,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-28 11:40:34,207 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:40:34,207 INFO L402 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] [2018-11-28 11:40:34,207 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:40:34,207 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:40:34,207 INFO L82 PathProgramCache]: Analyzing trace with hash 1162298091, now seen corresponding path program 1 times [2018-11-28 11:40:34,208 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 11:40:34,208 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/cvc4 Starting monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 11:40:34,233 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:40:34,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:40:34,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:40:34,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:40:34,524 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 11:40:34,526 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:40:34,526 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:40:34,528 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:40:34,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:40:34,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:40:34,528 INFO L87 Difference]: Start difference. First operand 1092 states and 1340 transitions. Second operand 3 states. [2018-11-28 11:40:34,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:40:34,619 INFO L93 Difference]: Finished difference Result 3221 states and 3989 transitions. [2018-11-28 11:40:34,619 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:40:34,619 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 31 [2018-11-28 11:40:34,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:40:34,627 INFO L225 Difference]: With dead ends: 3221 [2018-11-28 11:40:34,628 INFO L226 Difference]: Without dead ends: 2145 [2018-11-28 11:40:34,631 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:40:34,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2145 states. [2018-11-28 11:40:34,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2145 to 2138. [2018-11-28 11:40:34,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2138 states. [2018-11-28 11:40:34,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2138 states to 2138 states and 2638 transitions. [2018-11-28 11:40:34,697 INFO L78 Accepts]: Start accepts. Automaton has 2138 states and 2638 transitions. Word has length 31 [2018-11-28 11:40:34,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:40:34,697 INFO L480 AbstractCegarLoop]: Abstraction has 2138 states and 2638 transitions. [2018-11-28 11:40:34,697 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:40:34,698 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 2638 transitions. [2018-11-28 11:40:34,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-28 11:40:34,701 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:40:34,702 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 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, 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] [2018-11-28 11:40:34,702 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:40:34,702 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:40:34,702 INFO L82 PathProgramCache]: Analyzing trace with hash -1830397495, now seen corresponding path program 1 times [2018-11-28 11:40:34,704 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 11:40:34,704 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/cvc4 Starting monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 11:40:34,725 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:40:34,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:40:35,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:40:35,035 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-28 11:40:35,036 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 11:40:35,038 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:40:35,038 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 11:40:35,038 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 11:40:35,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 11:40:35,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:40:35,039 INFO L87 Difference]: Start difference. First operand 2138 states and 2638 transitions. Second operand 5 states. [2018-11-28 11:40:35,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:40:35,108 INFO L93 Difference]: Finished difference Result 4254 states and 5253 transitions. [2018-11-28 11:40:35,109 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 11:40:35,109 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 91 [2018-11-28 11:40:35,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:40:35,115 INFO L225 Difference]: With dead ends: 4254 [2018-11-28 11:40:35,115 INFO L226 Difference]: Without dead ends: 2138 [2018-11-28 11:40:35,120 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:40:35,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2138 states. [2018-11-28 11:40:35,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2138 to 2138. [2018-11-28 11:40:35,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2138 states. [2018-11-28 11:40:35,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2138 states to 2138 states and 2637 transitions. [2018-11-28 11:40:35,172 INFO L78 Accepts]: Start accepts. Automaton has 2138 states and 2637 transitions. Word has length 91 [2018-11-28 11:40:35,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:40:35,172 INFO L480 AbstractCegarLoop]: Abstraction has 2138 states and 2637 transitions. [2018-11-28 11:40:35,172 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 11:40:35,172 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 2637 transitions. [2018-11-28 11:40:35,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-28 11:40:35,175 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:40:35,175 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 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, 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] [2018-11-28 11:40:35,175 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:40:35,176 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:40:35,176 INFO L82 PathProgramCache]: Analyzing trace with hash -876168600, now seen corresponding path program 1 times [2018-11-28 11:40:35,177 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 11:40:35,177 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/cvc4 Starting monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 11:40:35,201 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:40:35,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:40:35,501 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:40:35,582 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-28 11:40:35,582 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 11:40:35,584 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:40:35,584 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 11:40:35,585 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 11:40:35,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 11:40:35,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 11:40:35,585 INFO L87 Difference]: Start difference. First operand 2138 states and 2637 transitions. Second operand 7 states. [2018-11-28 11:40:35,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:40:35,704 INFO L93 Difference]: Finished difference Result 4118 states and 5084 transitions. [2018-11-28 11:40:35,705 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 11:40:35,705 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 91 [2018-11-28 11:40:35,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:40:35,712 INFO L225 Difference]: With dead ends: 4118 [2018-11-28 11:40:35,712 INFO L226 Difference]: Without dead ends: 1998 [2018-11-28 11:40:35,717 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 11:40:35,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1998 states. [2018-11-28 11:40:35,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1998 to 1994. [2018-11-28 11:40:35,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1994 states. [2018-11-28 11:40:35,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1994 states and 2443 transitions. [2018-11-28 11:40:35,777 INFO L78 Accepts]: Start accepts. Automaton has 1994 states and 2443 transitions. Word has length 91 [2018-11-28 11:40:35,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:40:35,777 INFO L480 AbstractCegarLoop]: Abstraction has 1994 states and 2443 transitions. [2018-11-28 11:40:35,777 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 11:40:35,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 2443 transitions. [2018-11-28 11:40:35,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-28 11:40:35,779 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:40:35,779 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 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, 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] [2018-11-28 11:40:35,779 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:40:35,779 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:40:35,779 INFO L82 PathProgramCache]: Analyzing trace with hash -864852473, now seen corresponding path program 1 times [2018-11-28 11:40:35,780 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 11:40:35,780 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/cvc4 Starting monitored process 6 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 11:40:35,842 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:40:36,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:40:36,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:40:36,532 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-28 11:40:36,532 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4 --incremental --print-success --lang smt --rewrite-divk (6)] Exception during sending of exit command (exit): Broken pipe [2018-11-28 11:40:36,542 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:40:36,542 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 11:40:36,543 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 11:40:36,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 11:40:36,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 11:40:36,543 INFO L87 Difference]: Start difference. First operand 1994 states and 2443 transitions. Second operand 4 states. [2018-11-28 11:40:36,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:40:36,672 INFO L93 Difference]: Finished difference Result 3970 states and 4880 transitions. [2018-11-28 11:40:36,673 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 11:40:36,673 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 91 [2018-11-28 11:40:36,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:40:36,682 INFO L225 Difference]: With dead ends: 3970 [2018-11-28 11:40:36,682 INFO L226 Difference]: Without dead ends: 1994 [2018-11-28 11:40:36,688 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 87 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:40:36,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1994 states. [2018-11-28 11:40:36,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1994 to 1994. [2018-11-28 11:40:36,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1994 states. [2018-11-28 11:40:36,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1994 states and 2435 transitions. [2018-11-28 11:40:36,755 INFO L78 Accepts]: Start accepts. Automaton has 1994 states and 2435 transitions. Word has length 91 [2018-11-28 11:40:36,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:40:36,756 INFO L480 AbstractCegarLoop]: Abstraction has 1994 states and 2435 transitions. [2018-11-28 11:40:36,756 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 11:40:36,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 2435 transitions. [2018-11-28 11:40:36,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-28 11:40:36,757 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:40:36,758 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 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, 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] [2018-11-28 11:40:36,758 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:40:36,758 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:40:36,758 INFO L82 PathProgramCache]: Analyzing trace with hash 1376763291, now seen corresponding path program 1 times [2018-11-28 11:40:36,759 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 11:40:36,759 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/cvc4 Starting monitored process 7 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 11:40:36,790 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:40:37,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:40:37,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:40:37,697 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:40:37,697 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 11:40:37,702 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:40:37,702 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 11:40:37,703 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 11:40:37,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 11:40:37,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 11:40:37,703 INFO L87 Difference]: Start difference. First operand 1994 states and 2435 transitions. Second operand 6 states. [2018-11-28 11:41:16,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:41:16,335 INFO L93 Difference]: Finished difference Result 5924 states and 7632 transitions. [2018-11-28 11:41:16,336 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 11:41:16,336 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 92 [2018-11-28 11:41:16,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:41:16,358 INFO L225 Difference]: With dead ends: 5924 [2018-11-28 11:41:16,358 INFO L226 Difference]: Without dead ends: 4843 [2018-11-28 11:41:16,364 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 88 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 11:41:16,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4843 states. [2018-11-28 11:41:16,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4843 to 4696. [2018-11-28 11:41:16,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4696 states. [2018-11-28 11:41:16,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4696 states to 4696 states and 6059 transitions. [2018-11-28 11:41:16,555 INFO L78 Accepts]: Start accepts. Automaton has 4696 states and 6059 transitions. Word has length 92 [2018-11-28 11:41:16,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:41:16,555 INFO L480 AbstractCegarLoop]: Abstraction has 4696 states and 6059 transitions. [2018-11-28 11:41:16,555 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 11:41:16,555 INFO L276 IsEmpty]: Start isEmpty. Operand 4696 states and 6059 transitions. [2018-11-28 11:41:16,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-28 11:41:16,556 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:41:16,557 INFO L402 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, 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] [2018-11-28 11:41:16,557 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:41:16,557 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:41:16,557 INFO L82 PathProgramCache]: Analyzing trace with hash -1747541226, now seen corresponding path program 1 times [2018-11-28 11:41:16,559 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 11:41:16,559 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/cvc4 Starting monitored process 8 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 11:41:16,594 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:41:16,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:41:16,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:41:16,885 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 11:41:16,885 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 11:41:16,888 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:41:16,889 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:41:16,889 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:41:16,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:41:16,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:41:16,889 INFO L87 Difference]: Start difference. First operand 4696 states and 6059 transitions. Second operand 3 states. [2018-11-28 11:41:17,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:41:17,030 INFO L93 Difference]: Finished difference Result 9572 states and 12497 transitions. [2018-11-28 11:41:17,031 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:41:17,031 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 106 [2018-11-28 11:41:17,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:41:17,050 INFO L225 Difference]: With dead ends: 9572 [2018-11-28 11:41:17,050 INFO L226 Difference]: Without dead ends: 4900 [2018-11-28 11:41:17,064 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:41:17,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4900 states. [2018-11-28 11:41:17,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4900 to 4891. [2018-11-28 11:41:17,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4891 states. [2018-11-28 11:41:17,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4891 states to 4891 states and 6426 transitions. [2018-11-28 11:41:17,247 INFO L78 Accepts]: Start accepts. Automaton has 4891 states and 6426 transitions. Word has length 106 [2018-11-28 11:41:17,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:41:17,248 INFO L480 AbstractCegarLoop]: Abstraction has 4891 states and 6426 transitions. [2018-11-28 11:41:17,248 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:41:17,248 INFO L276 IsEmpty]: Start isEmpty. Operand 4891 states and 6426 transitions. [2018-11-28 11:41:17,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-28 11:41:17,249 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:41:17,250 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 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, 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] [2018-11-28 11:41:17,250 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:41:17,250 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:41:17,250 INFO L82 PathProgramCache]: Analyzing trace with hash -130443713, now seen corresponding path program 1 times [2018-11-28 11:41:17,251 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 11:41:17,251 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/cvc4 Starting monitored process 9 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 11:41:17,280 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:41:17,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:41:17,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:41:17,662 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-28 11:41:17,662 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 11:41:17,666 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:41:17,666 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 11:41:17,666 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 11:41:17,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 11:41:17,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 11:41:17,667 INFO L87 Difference]: Start difference. First operand 4891 states and 6426 transitions. Second operand 7 states. [2018-11-28 11:41:17,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:41:17,834 INFO L93 Difference]: Finished difference Result 8699 states and 11494 transitions. [2018-11-28 11:41:17,835 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 11:41:17,835 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 104 [2018-11-28 11:41:17,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:41:17,847 INFO L225 Difference]: With dead ends: 8699 [2018-11-28 11:41:17,847 INFO L226 Difference]: Without dead ends: 4766 [2018-11-28 11:41:17,855 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 11:41:17,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4766 states. [2018-11-28 11:41:17,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4766 to 4758. [2018-11-28 11:41:17,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4758 states. [2018-11-28 11:41:17,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4758 states to 4758 states and 6243 transitions. [2018-11-28 11:41:17,965 INFO L78 Accepts]: Start accepts. Automaton has 4758 states and 6243 transitions. Word has length 104 [2018-11-28 11:41:17,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:41:17,966 INFO L480 AbstractCegarLoop]: Abstraction has 4758 states and 6243 transitions. [2018-11-28 11:41:17,966 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 11:41:17,966 INFO L276 IsEmpty]: Start isEmpty. Operand 4758 states and 6243 transitions. [2018-11-28 11:41:17,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-28 11:41:17,967 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:41:17,967 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 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, 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] [2018-11-28 11:41:17,967 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:41:17,967 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:41:17,967 INFO L82 PathProgramCache]: Analyzing trace with hash 2087314240, now seen corresponding path program 1 times [2018-11-28 11:41:17,968 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 11:41:17,968 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/cvc4 Starting monitored process 10 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 11:41:17,988 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:41:18,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:41:18,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:41:18,694 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-28 11:41:18,694 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 11:41:18,698 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:41:18,699 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:41:18,699 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:41:18,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:41:18,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:41:18,699 INFO L87 Difference]: Start difference. First operand 4758 states and 6243 transitions. Second operand 3 states. [2018-11-28 11:41:18,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:41:18,947 INFO L93 Difference]: Finished difference Result 6849 states and 9055 transitions. [2018-11-28 11:41:18,948 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:41:18,948 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 104 [2018-11-28 11:41:18,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:41:18,962 INFO L225 Difference]: With dead ends: 6849 [2018-11-28 11:41:18,962 INFO L226 Difference]: Without dead ends: 4855 [2018-11-28 11:41:18,968 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:41:18,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4855 states. [2018-11-28 11:41:19,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4855 to 4762. [2018-11-28 11:41:19,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4762 states. [2018-11-28 11:41:19,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4762 states to 4762 states and 6247 transitions. [2018-11-28 11:41:19,070 INFO L78 Accepts]: Start accepts. Automaton has 4762 states and 6247 transitions. Word has length 104 [2018-11-28 11:41:19,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:41:19,070 INFO L480 AbstractCegarLoop]: Abstraction has 4762 states and 6247 transitions. [2018-11-28 11:41:19,070 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:41:19,070 INFO L276 IsEmpty]: Start isEmpty. Operand 4762 states and 6247 transitions. [2018-11-28 11:41:19,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-28 11:41:19,072 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:41:19,072 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 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, 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] [2018-11-28 11:41:19,072 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:41:19,072 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:41:19,072 INFO L82 PathProgramCache]: Analyzing trace with hash -1462421727, now seen corresponding path program 1 times [2018-11-28 11:41:19,073 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 11:41:19,073 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/cvc4 Starting monitored process 11 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 11:41:19,094 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:41:19,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:41:19,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:41:19,846 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:41:19,846 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-28 11:41:20,023 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-28 11:41:20,029 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 11:41:20,029 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-11-28 11:41:20,030 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-28 11:41:20,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-28 11:41:20,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 11:41:20,030 INFO L87 Difference]: Start difference. First operand 4762 states and 6247 transitions. Second operand 10 states. [2018-11-28 11:42:55,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:42:55,124 INFO L93 Difference]: Finished difference Result 23457 states and 33232 transitions. [2018-11-28 11:42:55,125 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 11:42:55,125 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 106 [2018-11-28 11:42:55,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:42:55,190 INFO L225 Difference]: With dead ends: 23457 [2018-11-28 11:42:55,190 INFO L226 Difference]: Without dead ends: 20977 [2018-11-28 11:42:55,208 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=107, Invalid=273, Unknown=0, NotChecked=0, Total=380 [2018-11-28 11:42:55,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20977 states. [2018-11-28 11:42:55,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20977 to 20734. [2018-11-28 11:42:55,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20734 states. [2018-11-28 11:42:55,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20734 states to 20734 states and 29676 transitions. [2018-11-28 11:42:55,863 INFO L78 Accepts]: Start accepts. Automaton has 20734 states and 29676 transitions. Word has length 106 [2018-11-28 11:42:55,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:42:55,863 INFO L480 AbstractCegarLoop]: Abstraction has 20734 states and 29676 transitions. [2018-11-28 11:42:55,864 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-28 11:42:55,864 INFO L276 IsEmpty]: Start isEmpty. Operand 20734 states and 29676 transitions. [2018-11-28 11:42:55,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-28 11:42:55,865 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:42:55,865 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 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, 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, 1, 1, 1, 1, 1, 1] [2018-11-28 11:42:55,865 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:42:55,866 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:42:55,866 INFO L82 PathProgramCache]: Analyzing trace with hash -1867598771, now seen corresponding path program 1 times [2018-11-28 11:42:55,866 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 11:42:55,866 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/cvc4 Starting monitored process 12 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 11:42:55,886 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:42:56,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:42:56,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:42:56,223 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-28 11:42:56,223 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 11:42:56,225 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:42:56,226 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 11:42:56,226 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 11:42:56,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 11:42:56,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 11:42:56,226 INFO L87 Difference]: Start difference. First operand 20734 states and 29676 transitions. Second operand 7 states. [2018-11-28 11:42:56,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:42:56,782 INFO L93 Difference]: Finished difference Result 34742 states and 50103 transitions. [2018-11-28 11:42:56,783 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 11:42:56,783 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 126 [2018-11-28 11:42:56,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:42:56,820 INFO L225 Difference]: With dead ends: 34742 [2018-11-28 11:42:56,820 INFO L226 Difference]: Without dead ends: 14034 [2018-11-28 11:42:56,875 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-28 11:42:56,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14034 states. [2018-11-28 11:42:57,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14034 to 13904. [2018-11-28 11:42:57,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13904 states. [2018-11-28 11:42:57,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13904 states to 13904 states and 19004 transitions. [2018-11-28 11:42:57,415 INFO L78 Accepts]: Start accepts. Automaton has 13904 states and 19004 transitions. Word has length 126 [2018-11-28 11:42:57,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:42:57,416 INFO L480 AbstractCegarLoop]: Abstraction has 13904 states and 19004 transitions. [2018-11-28 11:42:57,416 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 11:42:57,416 INFO L276 IsEmpty]: Start isEmpty. Operand 13904 states and 19004 transitions. [2018-11-28 11:42:57,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-28 11:42:57,418 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:42:57,418 INFO L402 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, 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, 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] [2018-11-28 11:42:57,418 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:42:57,418 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:42:57,418 INFO L82 PathProgramCache]: Analyzing trace with hash 556266145, now seen corresponding path program 1 times [2018-11-28 11:42:57,419 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 11:42:57,419 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/cvc4 Starting monitored process 13 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 11:42:57,446 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:42:58,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:42:58,247 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:42:58,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:42:58,261 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 11:42:58,266 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:42:58,266 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 11:42:58,266 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 11:42:58,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 11:42:58,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 11:42:58,267 INFO L87 Difference]: Start difference. First operand 13904 states and 19004 transitions. Second operand 4 states. [2018-11-28 11:42:58,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:42:58,657 INFO L93 Difference]: Finished difference Result 27848 states and 39302 transitions. [2018-11-28 11:42:58,658 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 11:42:58,658 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 131 [2018-11-28 11:42:58,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:42:58,703 INFO L225 Difference]: With dead ends: 27848 [2018-11-28 11:42:58,703 INFO L226 Difference]: Without dead ends: 13926 [2018-11-28 11:42:58,743 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:42:58,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13926 states. [2018-11-28 11:42:59,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13926 to 13926. [2018-11-28 11:42:59,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13926 states. [2018-11-28 11:42:59,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13926 states to 13926 states and 19026 transitions. [2018-11-28 11:42:59,143 INFO L78 Accepts]: Start accepts. Automaton has 13926 states and 19026 transitions. Word has length 131 [2018-11-28 11:42:59,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:42:59,144 INFO L480 AbstractCegarLoop]: Abstraction has 13926 states and 19026 transitions. [2018-11-28 11:42:59,144 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 11:42:59,144 INFO L276 IsEmpty]: Start isEmpty. Operand 13926 states and 19026 transitions. [2018-11-28 11:42:59,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-28 11:42:59,146 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:42:59,146 INFO L402 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, 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, 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] [2018-11-28 11:42:59,147 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:42:59,147 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:42:59,147 INFO L82 PathProgramCache]: Analyzing trace with hash 44982954, now seen corresponding path program 1 times [2018-11-28 11:42:59,147 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 11:42:59,147 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/cvc4 Starting monitored process 14 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 11:42:59,166 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:42:59,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:42:59,852 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:42:59,880 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:42:59,880 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-28 11:43:00,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:43:00,048 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:43:00,048 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2018-11-28 11:43:00,049 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 11:43:00,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 11:43:00,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-11-28 11:43:00,049 INFO L87 Difference]: Start difference. First operand 13926 states and 19026 transitions. Second operand 8 states. [2018-11-28 11:43:00,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:43:00,476 INFO L93 Difference]: Finished difference Result 27980 states and 39478 transitions. [2018-11-28 11:43:00,476 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 11:43:00,477 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 132 [2018-11-28 11:43:00,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:43:00,511 INFO L225 Difference]: With dead ends: 27980 [2018-11-28 11:43:00,511 INFO L226 Difference]: Without dead ends: 13992 [2018-11-28 11:43:00,538 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 256 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2018-11-28 11:43:00,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13992 states. [2018-11-28 11:43:00,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13992 to 13992. [2018-11-28 11:43:00,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13992 states. [2018-11-28 11:43:00,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13992 states to 13992 states and 19092 transitions. [2018-11-28 11:43:00,918 INFO L78 Accepts]: Start accepts. Automaton has 13992 states and 19092 transitions. Word has length 132 [2018-11-28 11:43:00,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:43:00,918 INFO L480 AbstractCegarLoop]: Abstraction has 13992 states and 19092 transitions. [2018-11-28 11:43:00,918 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 11:43:00,918 INFO L276 IsEmpty]: Start isEmpty. Operand 13992 states and 19092 transitions. [2018-11-28 11:43:00,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-28 11:43:00,920 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:43:00,920 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 1, 1, 1, 1, 1, 1] [2018-11-28 11:43:00,920 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:43:00,920 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:43:00,920 INFO L82 PathProgramCache]: Analyzing trace with hash 1525011253, now seen corresponding path program 1 times [2018-11-28 11:43:00,921 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 11:43:00,921 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/cvc4 Starting monitored process 15 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 11:43:00,940 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:43:01,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:43:01,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:43:01,193 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 11:43:01,193 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 11:43:01,195 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:43:01,195 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 11:43:01,196 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 11:43:01,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 11:43:01,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:43:01,196 INFO L87 Difference]: Start difference. First operand 13992 states and 19092 transitions. Second operand 5 states. [2018-11-28 11:43:03,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:43:03,627 INFO L93 Difference]: Finished difference Result 28154 states and 38373 transitions. [2018-11-28 11:43:03,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 11:43:03,627 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 136 [2018-11-28 11:43:03,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:43:03,664 INFO L225 Difference]: With dead ends: 28154 [2018-11-28 11:43:03,664 INFO L226 Difference]: Without dead ends: 14164 [2018-11-28 11:43:03,693 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:43:03,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14164 states. [2018-11-28 11:43:04,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14164 to 14036. [2018-11-28 11:43:04,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14036 states. [2018-11-28 11:43:04,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14036 states to 14036 states and 19133 transitions. [2018-11-28 11:43:04,033 INFO L78 Accepts]: Start accepts. Automaton has 14036 states and 19133 transitions. Word has length 136 [2018-11-28 11:43:04,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:43:04,033 INFO L480 AbstractCegarLoop]: Abstraction has 14036 states and 19133 transitions. [2018-11-28 11:43:04,034 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 11:43:04,034 INFO L276 IsEmpty]: Start isEmpty. Operand 14036 states and 19133 transitions. [2018-11-28 11:43:04,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-28 11:43:04,035 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:43:04,035 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 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, 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, 1] [2018-11-28 11:43:04,035 INFO L423 AbstractCegarLoop]: === Iteration 15 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:43:04,036 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:43:04,036 INFO L82 PathProgramCache]: Analyzing trace with hash 450749642, now seen corresponding path program 1 times [2018-11-28 11:43:04,036 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 11:43:04,036 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/cvc4 Starting monitored process 16 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 11:43:04,060 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:43:04,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:43:04,314 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:43:04,418 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-28 11:43:04,418 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 11:43:04,420 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:43:04,421 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:43:04,421 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:43:04,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:43:04,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:43:04,421 INFO L87 Difference]: Start difference. First operand 14036 states and 19133 transitions. Second operand 3 states. [2018-11-28 11:43:04,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:43:04,750 INFO L93 Difference]: Finished difference Result 27459 states and 37988 transitions. [2018-11-28 11:43:04,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:43:04,751 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 125 [2018-11-28 11:43:04,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:43:04,796 INFO L225 Difference]: With dead ends: 27459 [2018-11-28 11:43:04,797 INFO L226 Difference]: Without dead ends: 13876 [2018-11-28 11:43:04,827 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:43:04,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13876 states. [2018-11-28 11:43:05,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13876 to 13679. [2018-11-28 11:43:05,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13679 states. [2018-11-28 11:43:05,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13679 states to 13679 states and 18632 transitions. [2018-11-28 11:43:05,171 INFO L78 Accepts]: Start accepts. Automaton has 13679 states and 18632 transitions. Word has length 125 [2018-11-28 11:43:05,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:43:05,172 INFO L480 AbstractCegarLoop]: Abstraction has 13679 states and 18632 transitions. [2018-11-28 11:43:05,172 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:43:05,172 INFO L276 IsEmpty]: Start isEmpty. Operand 13679 states and 18632 transitions. [2018-11-28 11:43:05,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-28 11:43:05,174 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:43:05,174 INFO L402 BasicCegarLoop]: trace histogram [4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:43:05,174 INFO L423 AbstractCegarLoop]: === Iteration 16 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:43:05,174 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:43:05,174 INFO L82 PathProgramCache]: Analyzing trace with hash -2025313055, now seen corresponding path program 2 times [2018-11-28 11:43:05,175 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 11:43:05,175 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/cvc4 Starting monitored process 17 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 11:43:05,208 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-11-28 11:43:05,901 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2018-11-28 11:43:05,901 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 11:43:05,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:43:05,988 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-28 11:43:05,989 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 11:43:05,993 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:43:05,993 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 11:43:05,994 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 11:43:05,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 11:43:05,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:43:05,994 INFO L87 Difference]: Start difference. First operand 13679 states and 18632 transitions. Second operand 5 states. [2018-11-28 11:43:06,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:43:06,494 INFO L93 Difference]: Finished difference Result 27236 states and 37619 transitions. [2018-11-28 11:43:06,494 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 11:43:06,495 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 135 [2018-11-28 11:43:06,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:43:06,525 INFO L225 Difference]: With dead ends: 27236 [2018-11-28 11:43:06,525 INFO L226 Difference]: Without dead ends: 14010 [2018-11-28 11:43:06,548 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:43:06,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14010 states. [2018-11-28 11:43:06,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14010 to 13679. [2018-11-28 11:43:06,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13679 states. [2018-11-28 11:43:06,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13679 states to 13679 states and 18597 transitions. [2018-11-28 11:43:06,906 INFO L78 Accepts]: Start accepts. Automaton has 13679 states and 18597 transitions. Word has length 135 [2018-11-28 11:43:06,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:43:06,907 INFO L480 AbstractCegarLoop]: Abstraction has 13679 states and 18597 transitions. [2018-11-28 11:43:06,907 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 11:43:06,907 INFO L276 IsEmpty]: Start isEmpty. Operand 13679 states and 18597 transitions. [2018-11-28 11:43:06,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-28 11:43:06,908 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:43:06,908 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 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, 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, 1, 1, 1] [2018-11-28 11:43:06,908 INFO L423 AbstractCegarLoop]: === Iteration 17 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:43:06,908 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:43:06,909 INFO L82 PathProgramCache]: Analyzing trace with hash 426887877, now seen corresponding path program 1 times [2018-11-28 11:43:06,909 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-28 11:43:06,909 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc89e75d-88bd-4a78-9386-f48ef3937993/bin-2019/uautomizer/cvc4 Starting monitored process 18 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-11-28 11:43:06,937 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 11:45:09,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:46:17,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:46:17,815 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-11-28 11:46:17,929 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~lock_class_key?subkeys~ARRAY#_unrecognizedDimensions_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR### [2018-11-28 11:46:17,930 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~lock_class_key?subkeys~ARRAY#_unrecognizedDimensions_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR### [2018-11-28 11:46:17,930 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~lock_class_key?subkeys~ARRAY#_unrecognizedDimensions_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR### [2018-11-28 11:46:17,931 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~net_device_ops?ndo_init~*((*net_device ) : INT)?ndo_uninit~*((*net_device ) : VOID)?ndo_open~*((*net_device ) : INT)?ndo_stop~*((*net_device ) : INT)?ndo_start_xmit~*((*sk_buff *net_device ) : ~netdev_tx_t~0)?ndo_select_queue~*((*net_device *sk_buff ) : ~u16~0)?ndo_change_rx_flags~*((*net_device INT ) : VOID)?ndo_set_rx_mode~*((*net_device ) : VOID)?ndo_set_multicast_list~*((*net_device ) : VOID)?ndo_set_mac_address~*((*net_device *VOID ) : INT)?ndo_validate_addr~*((*net_device ) : INT)?ndo_do_ioctl~*((*net_device *ifreq INT ) : INT)?ndo_set_config~*((*net_device *ifmap ) : INT)?ndo_change_mtu~*((*net_device INT ) : INT)?ndo_neigh_setup~*((*net_device *neigh_parms ) : INT)?ndo_tx_timeout~*((*net_device ) : VOID)?ndo_get_stats64~*((*net_device *rtnl_link_stats64 ) : *rtnl_link_stats64)?ndo_get_stats~*((*net_device ) : *net_device_stats)?ndo_vlan_rx_register~*((*net_device *vlan_group ) : VOID)?ndo_vlan_rx_add_vid~*((*net_device USHORT ) : VOID)?ndo_vlan_rx_kill_vid~*((*net_device USHORT ) : VOID)?ndo_poll_controller~*((*net_device ) : VOID)?ndo_netpoll_setup~*((*net_device *netpoll_info ) : INT)?ndo_netpoll_cleanup~*((*net_device ) : VOID)?ndo_set_vf_mac~*((*net_device INT *~u8~0 ) : INT)?ndo_set_vf_vlan~*((*net_device INT ~u16~0 ~u8~0 ) : INT)?ndo_set_vf_tx_rate~*((*net_device INT INT ) : INT)?ndo_get_vf_config~*((*net_device INT *ifla_vf_info ) : INT)?ndo_set_vf_port~*((*net_device INT **nlattr ) : INT)?ndo_get_vf_port~*((*net_device INT *sk_buff ) : INT)?ndo_setup_tc~*((*net_device ~u8~0 ) : INT)?ndo_fcoe_enable~*((*net_device ) : INT)?ndo_fcoe_disable~*((*net_device ) : INT)?ndo_fcoe_ddp_setup~*((*net_device ~u16~0 *scatterlist UINT ) : INT)?ndo_fcoe_ddp_done~*((*net_device ~u16~0 ) : INT)?ndo_fcoe_ddp_target~*((*net_device ~u16~0 *scatterlist UINT ) : INT)?ndo_fcoe_get_wwn~*((*net_device *~u64~0 INT ) : INT)?ndo_rx_flow_steer~*((*net_device *sk_buff ~u16~0 ~u32~0 ) : INT)?ndo_add_slave~*((*net_device *net_device ) : INT)?ndo_del_slave~*((*net_device *net_device ) : INT)?ndo_fix_features~*((*net_device ~u32~0 ) : ~u32~0)?ndo_set_features~*((*net_device ~u32~0 ) : INT)# [2018-11-28 11:46:17,931 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~net_device_ops?ndo_init~*((*net_device ) : INT)?ndo_uninit~*((*net_device ) : VOID)?ndo_open~*((*net_device ) : INT)?ndo_stop~*((*net_device ) : INT)?ndo_start_xmit~*((*sk_buff *net_device ) : ~netdev_tx_t~0)?ndo_select_queue~*((*net_device *sk_buff ) : ~u16~0)?ndo_change_rx_flags~*((*net_device INT ) : VOID)?ndo_set_rx_mode~*((*net_device ) : VOID)?ndo_set_multicast_list~*((*net_device ) : VOID)?ndo_set_mac_address~*((*net_device *VOID ) : INT)?ndo_validate_addr~*((*net_device ) : INT)?ndo_do_ioctl~*((*net_device *ifreq INT ) : INT)?ndo_set_config~*((*net_device *ifmap ) : INT)?ndo_change_mtu~*((*net_device INT ) : INT)?ndo_neigh_setup~*((*net_device *neigh_parms ) : INT)?ndo_tx_timeout~*((*net_device ) : VOID)?ndo_get_stats64~*((*net_device *rtnl_link_stats64 ) : *rtnl_link_stats64)?ndo_get_stats~*((*net_device ) : *net_device_stats)?ndo_vlan_rx_register~*((*net_device *vlan_group ) : VOID)?ndo_vlan_rx_add_vid~*((*net_device USHORT ) : VOID)?ndo_vlan_rx_kill_vid~*((*net_device USHORT ) : VOID)?ndo_poll_controller~*((*net_device ) : VOID)?ndo_netpoll_setup~*((*net_device *netpoll_info ) : INT)?ndo_netpoll_cleanup~*((*net_device ) : VOID)?ndo_set_vf_mac~*((*net_device INT *~u8~0 ) : INT)?ndo_set_vf_vlan~*((*net_device INT ~u16~0 ~u8~0 ) : INT)?ndo_set_vf_tx_rate~*((*net_device INT INT ) : INT)?ndo_get_vf_config~*((*net_device INT *ifla_vf_info ) : INT)?ndo_set_vf_port~*((*net_device INT **nlattr ) : INT)?ndo_get_vf_port~*((*net_device INT *sk_buff ) : INT)?ndo_setup_tc~*((*net_device ~u8~0 ) : INT)?ndo_fcoe_enable~*((*net_device ) : INT)?ndo_fcoe_disable~*((*net_device ) : INT)?ndo_fcoe_ddp_setup~*((*net_device ~u16~0 *scatterlist UINT ) : INT)?ndo_fcoe_ddp_done~*((*net_device ~u16~0 ) : INT)?ndo_fcoe_ddp_target~*((*net_device ~u16~0 *scatterlist UINT ) : INT)?ndo_fcoe_get_wwn~*((*net_device *~u64~0 INT ) : INT)?ndo_rx_flow_steer~*((*net_device *sk_buff ~u16~0 ~u32~0 ) : INT)?ndo_add_slave~*((*net_device *net_device ) : INT)?ndo_del_slave~*((*net_device *net_device ) : INT)?ndo_fix_features~*((*net_device ~u32~0 ) : ~u32~0)?ndo_set_features~*((*net_device ~u32~0 ) : INT)# [2018-11-28 11:46:17,931 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~can_bittiming_const?name~ARRAY#_unrecognizedDimensions_~CHAR#?tseg1_min~~__u32~0?tseg1_max~~__u32~0?tseg2_min~~__u32~0?tseg2_max~~__u32~0?sjw_max~~__u32~0?brp_min~~__u32~0?brp_max~~__u32~0?brp_inc~~__u32~0# [2018-11-28 11:46:17,931 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~usb_driver?name~*CHAR?probe~*((*usb_interface *usb_device_id ) : INT)?disconnect~*((*usb_interface ) : VOID)?unlocked_ioctl~*((*usb_interface UINT *VOID ) : INT)?suspend~*((*usb_interface ~pm_message_t~0 ) : INT)?resume~*((*usb_interface ) : INT)?reset_resume~*((*usb_interface ) : INT)?pre_reset~*((*usb_interface ) : INT)?post_reset~*((*usb_interface ) : INT)?id_table~*usb_device_id?dynids~STRUCT~~usb_dynids?lock~~spinlock_t~0?list~STRUCT~~list_head?next~*list_head?prev~*list_head##?drvwrap~STRUCT~~usbdrv_wrap?driver~STRUCT~~device_driver?name~*CHAR?bus~*bus_type?owner~*module?mod_name~*CHAR?suppress_bind_attrs~~bool~0?of_match_table~*of_device_id?probe~*((*device ) : INT)?remove~*((*device ) : INT)?shutdown~*((*device ) : VOID)?suspend~*((*device ~pm_message_t~0 ) : INT)?resume~*((*device ) : INT)?groups~**attribute_group?pm~*dev_pm_ops?p~*driver_private#?for_devices~INT#?no_dynamic_id~UINT?supports_autosuspend~UINT?soft_unbind~UINT# [2018-11-28 11:46:17,932 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~STRUCT~~usb_device_id?match_flags~~__u16~0?idVendor~~__u16~0?idProduct~~__u16~0?bcdDevice_lo~~__u16~0?bcdDevice_hi~~__u16~0?bDeviceClass~~__u8~0?bDeviceSubClass~~__u8~0?bDeviceProtocol~~__u8~0?bInterfaceClass~~__u8~0?bInterfaceSubClass~~__u8~0?bInterfaceProtocol~~__u8~0?driver_info~~kernel_ulong_t~0## [2018-11-28 11:46:17,932 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~can_bittiming_const?name~ARRAY#_unrecognizedDimensions_~CHAR#?tseg1_min~~__u32~0?tseg1_max~~__u32~0?tseg2_min~~__u32~0?tseg2_max~~__u32~0?sjw_max~~__u32~0?brp_min~~__u32~0?brp_max~~__u32~0?brp_inc~~__u32~0# [2018-11-28 11:46:17,932 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~STRUCT~~usb_device_id?match_flags~~__u16~0?idVendor~~__u16~0?idProduct~~__u16~0?bcdDevice_lo~~__u16~0?bcdDevice_hi~~__u16~0?bDeviceClass~~__u8~0?bDeviceSubClass~~__u8~0?bDeviceProtocol~~__u8~0?bInterfaceClass~~__u8~0?bInterfaceSubClass~~__u8~0?bInterfaceProtocol~~__u8~0?driver_info~~kernel_ulong_t~0## [2018-11-28 11:46:17,932 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~lock_class_key?subkeys~ARRAY#_unrecognizedDimensions_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR### [2018-11-28 11:46:17,932 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~usb_driver?name~*CHAR?probe~*((*usb_interface *usb_device_id ) : INT)?disconnect~*((*usb_interface ) : VOID)?unlocked_ioctl~*((*usb_interface UINT *VOID ) : INT)?suspend~*((*usb_interface ~pm_message_t~0 ) : INT)?resume~*((*usb_interface ) : INT)?reset_resume~*((*usb_interface ) : INT)?pre_reset~*((*usb_interface ) : INT)?post_reset~*((*usb_interface ) : INT)?id_table~*usb_device_id?dynids~STRUCT~~usb_dynids?lock~~spinlock_t~0?list~STRUCT~~list_head?next~*list_head?prev~*list_head##?drvwrap~STRUCT~~usbdrv_wrap?driver~STRUCT~~device_driver?name~*CHAR?bus~*bus_type?owner~*module?mod_name~*CHAR?suppress_bind_attrs~~bool~0?of_match_table~*of_device_id?probe~*((*device ) : INT)?remove~*((*device ) : INT)?shutdown~*((*device ) : VOID)?suspend~*((*device ~pm_message_t~0 ) : INT)?resume~*((*device ) : INT)?groups~**attribute_group?pm~*dev_pm_ops?p~*driver_private#?for_devices~INT#?no_dynamic_id~UINT?supports_autosuspend~UINT?soft_unbind~UINT# [2018-11-28 11:46:18,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 11:46:18 BoogieIcfgContainer [2018-11-28 11:46:18,023 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 11:46:18,023 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 11:46:18,023 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 11:46:18,024 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 11:46:18,024 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:40:33" (3/4) ... [2018-11-28 11:46:18,027 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 11:46:18,027 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 11:46:18,028 INFO L168 Benchmark]: Toolchain (without parser) took 371619.56 ms. Allocated memory was 1.0 GB in the beginning and 3.5 GB in the end (delta: 2.5 GB). Free memory was 933.9 MB in the beginning and 1.5 GB in the end (delta: -612.3 MB). Peak memory consumption was 1.9 GB. Max. memory is 11.5 GB. [2018-11-28 11:46:18,029 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:46:18,029 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1478.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.6 MB). Free memory was 933.9 MB in the beginning and 961.9 MB in the end (delta: -28.0 MB). Peak memory consumption was 169.3 MB. Max. memory is 11.5 GB. [2018-11-28 11:46:18,029 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.33 ms. Allocated memory is still 1.2 GB. Free memory was 961.9 MB in the beginning and 956.7 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 11.5 GB. [2018-11-28 11:46:18,030 INFO L168 Benchmark]: Boogie Preprocessor took 88.90 ms. Allocated memory is still 1.2 GB. Free memory was 956.7 MB in the beginning and 940.9 MB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. [2018-11-28 11:46:18,030 INFO L168 Benchmark]: RCFGBuilder took 25514.58 ms. Allocated memory was 1.2 GB in the beginning and 3.4 GB in the end (delta: 2.2 GB). Free memory was 940.9 MB in the beginning and 2.1 GB in the end (delta: -1.2 GB). Peak memory consumption was 2.1 GB. Max. memory is 11.5 GB. [2018-11-28 11:46:18,031 INFO L168 Benchmark]: TraceAbstraction took 344478.30 ms. Allocated memory was 3.4 GB in the beginning and 3.5 GB in the end (delta: 146.8 MB). Free memory was 2.1 GB in the beginning and 1.5 GB in the end (delta: 589.8 MB). Peak memory consumption was 736.6 MB. Max. memory is 11.5 GB. [2018-11-28 11:46:18,031 INFO L168 Benchmark]: Witness Printer took 3.63 ms. Allocated memory is still 3.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:46:18,035 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1478.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.6 MB). Free memory was 933.9 MB in the beginning and 961.9 MB in the end (delta: -28.0 MB). Peak memory consumption was 169.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.33 ms. Allocated memory is still 1.2 GB. Free memory was 961.9 MB in the beginning and 956.7 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 88.90 ms. Allocated memory is still 1.2 GB. Free memory was 956.7 MB in the beginning and 940.9 MB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 25514.58 ms. Allocated memory was 1.2 GB in the beginning and 3.4 GB in the end (delta: 2.2 GB). Free memory was 940.9 MB in the beginning and 2.1 GB in the end (delta: -1.2 GB). Peak memory consumption was 2.1 GB. Max. memory is 11.5 GB. * TraceAbstraction took 344478.30 ms. Allocated memory was 3.4 GB in the beginning and 3.5 GB in the end (delta: 146.8 MB). Free memory was 2.1 GB in the beginning and 1.5 GB in the end (delta: 589.8 MB). Peak memory consumption was 736.6 MB. Max. memory is 11.5 GB. * Witness Printer took 3.63 ms. Allocated memory is still 3.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~lock_class_key?subkeys~ARRAY#_unrecognizedDimensions_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR### - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~lock_class_key?subkeys~ARRAY#_unrecognizedDimensions_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR### - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~lock_class_key?subkeys~ARRAY#_unrecognizedDimensions_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR### - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~net_device_ops?ndo_init~*((*net_device ) : INT)?ndo_uninit~*((*net_device ) : VOID)?ndo_open~*((*net_device ) : INT)?ndo_stop~*((*net_device ) : INT)?ndo_start_xmit~*((*sk_buff *net_device ) : ~netdev_tx_t~0)?ndo_select_queue~*((*net_device *sk_buff ) : ~u16~0)?ndo_change_rx_flags~*((*net_device INT ) : VOID)?ndo_set_rx_mode~*((*net_device ) : VOID)?ndo_set_multicast_list~*((*net_device ) : VOID)?ndo_set_mac_address~*((*net_device *VOID ) : INT)?ndo_validate_addr~*((*net_device ) : INT)?ndo_do_ioctl~*((*net_device *ifreq INT ) : INT)?ndo_set_config~*((*net_device *ifmap ) : INT)?ndo_change_mtu~*((*net_device INT ) : INT)?ndo_neigh_setup~*((*net_device *neigh_parms ) : INT)?ndo_tx_timeout~*((*net_device ) : VOID)?ndo_get_stats64~*((*net_device *rtnl_link_stats64 ) : *rtnl_link_stats64)?ndo_get_stats~*((*net_device ) : *net_device_stats)?ndo_vlan_rx_register~*((*net_device *vlan_group ) : VOID)?ndo_vlan_rx_add_vid~*((*net_device USHORT ) : VOID)?ndo_vlan_rx_kill_vid~*((*net_device USHORT ) : VOID)?ndo_poll_controller~*((*net_device ) : VOID)?ndo_netpoll_setup~*((*net_device *netpoll_info ) : INT)?ndo_netpoll_cleanup~*((*net_device ) : VOID)?ndo_set_vf_mac~*((*net_device INT *~u8~0 ) : INT)?ndo_set_vf_vlan~*((*net_device INT ~u16~0 ~u8~0 ) : INT)?ndo_set_vf_tx_rate~*((*net_device INT INT ) : INT)?ndo_get_vf_config~*((*net_device INT *ifla_vf_info ) : INT)?ndo_set_vf_port~*((*net_device INT **nlattr ) : INT)?ndo_get_vf_port~*((*net_device INT *sk_buff ) : INT)?ndo_setup_tc~*((*net_device ~u8~0 ) : INT)?ndo_fcoe_enable~*((*net_device ) : INT)?ndo_fcoe_disable~*((*net_device ) : INT)?ndo_fcoe_ddp_setup~*((*net_device ~u16~0 *scatterlist UINT ) : INT)?ndo_fcoe_ddp_done~*((*net_device ~u16~0 ) : INT)?ndo_fcoe_ddp_target~*((*net_device ~u16~0 *scatterlist UINT ) : INT)?ndo_fcoe_get_wwn~*((*net_device *~u64~0 INT ) : INT)?ndo_rx_flow_steer~*((*net_device *sk_buff ~u16~0 ~u32~0 ) : INT)?ndo_add_slave~*((*net_device *net_device ) : INT)?ndo_del_slave~*((*net_device *net_device ) : INT)?ndo_fix_features~*((*net_device ~u32~0 ) : ~u32~0)?ndo_set_features~*((*net_device ~u32~0 ) : INT)# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~net_device_ops?ndo_init~*((*net_device ) : INT)?ndo_uninit~*((*net_device ) : VOID)?ndo_open~*((*net_device ) : INT)?ndo_stop~*((*net_device ) : INT)?ndo_start_xmit~*((*sk_buff *net_device ) : ~netdev_tx_t~0)?ndo_select_queue~*((*net_device *sk_buff ) : ~u16~0)?ndo_change_rx_flags~*((*net_device INT ) : VOID)?ndo_set_rx_mode~*((*net_device ) : VOID)?ndo_set_multicast_list~*((*net_device ) : VOID)?ndo_set_mac_address~*((*net_device *VOID ) : INT)?ndo_validate_addr~*((*net_device ) : INT)?ndo_do_ioctl~*((*net_device *ifreq INT ) : INT)?ndo_set_config~*((*net_device *ifmap ) : INT)?ndo_change_mtu~*((*net_device INT ) : INT)?ndo_neigh_setup~*((*net_device *neigh_parms ) : INT)?ndo_tx_timeout~*((*net_device ) : VOID)?ndo_get_stats64~*((*net_device *rtnl_link_stats64 ) : *rtnl_link_stats64)?ndo_get_stats~*((*net_device ) : *net_device_stats)?ndo_vlan_rx_register~*((*net_device *vlan_group ) : VOID)?ndo_vlan_rx_add_vid~*((*net_device USHORT ) : VOID)?ndo_vlan_rx_kill_vid~*((*net_device USHORT ) : VOID)?ndo_poll_controller~*((*net_device ) : VOID)?ndo_netpoll_setup~*((*net_device *netpoll_info ) : INT)?ndo_netpoll_cleanup~*((*net_device ) : VOID)?ndo_set_vf_mac~*((*net_device INT *~u8~0 ) : INT)?ndo_set_vf_vlan~*((*net_device INT ~u16~0 ~u8~0 ) : INT)?ndo_set_vf_tx_rate~*((*net_device INT INT ) : INT)?ndo_get_vf_config~*((*net_device INT *ifla_vf_info ) : INT)?ndo_set_vf_port~*((*net_device INT **nlattr ) : INT)?ndo_get_vf_port~*((*net_device INT *sk_buff ) : INT)?ndo_setup_tc~*((*net_device ~u8~0 ) : INT)?ndo_fcoe_enable~*((*net_device ) : INT)?ndo_fcoe_disable~*((*net_device ) : INT)?ndo_fcoe_ddp_setup~*((*net_device ~u16~0 *scatterlist UINT ) : INT)?ndo_fcoe_ddp_done~*((*net_device ~u16~0 ) : INT)?ndo_fcoe_ddp_target~*((*net_device ~u16~0 *scatterlist UINT ) : INT)?ndo_fcoe_get_wwn~*((*net_device *~u64~0 INT ) : INT)?ndo_rx_flow_steer~*((*net_device *sk_buff ~u16~0 ~u32~0 ) : INT)?ndo_add_slave~*((*net_device *net_device ) : INT)?ndo_del_slave~*((*net_device *net_device ) : INT)?ndo_fix_features~*((*net_device ~u32~0 ) : ~u32~0)?ndo_set_features~*((*net_device ~u32~0 ) : INT)# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~can_bittiming_const?name~ARRAY#_unrecognizedDimensions_~CHAR#?tseg1_min~~__u32~0?tseg1_max~~__u32~0?tseg2_min~~__u32~0?tseg2_max~~__u32~0?sjw_max~~__u32~0?brp_min~~__u32~0?brp_max~~__u32~0?brp_inc~~__u32~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~usb_driver?name~*CHAR?probe~*((*usb_interface *usb_device_id ) : INT)?disconnect~*((*usb_interface ) : VOID)?unlocked_ioctl~*((*usb_interface UINT *VOID ) : INT)?suspend~*((*usb_interface ~pm_message_t~0 ) : INT)?resume~*((*usb_interface ) : INT)?reset_resume~*((*usb_interface ) : INT)?pre_reset~*((*usb_interface ) : INT)?post_reset~*((*usb_interface ) : INT)?id_table~*usb_device_id?dynids~STRUCT~~usb_dynids?lock~~spinlock_t~0?list~STRUCT~~list_head?next~*list_head?prev~*list_head##?drvwrap~STRUCT~~usbdrv_wrap?driver~STRUCT~~device_driver?name~*CHAR?bus~*bus_type?owner~*module?mod_name~*CHAR?suppress_bind_attrs~~bool~0?of_match_table~*of_device_id?probe~*((*device ) : INT)?remove~*((*device ) : INT)?shutdown~*((*device ) : VOID)?suspend~*((*device ~pm_message_t~0 ) : INT)?resume~*((*device ) : INT)?groups~**attribute_group?pm~*dev_pm_ops?p~*driver_private#?for_devices~INT#?no_dynamic_id~UINT?supports_autosuspend~UINT?soft_unbind~UINT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~STRUCT~~usb_device_id?match_flags~~__u16~0?idVendor~~__u16~0?idProduct~~__u16~0?bcdDevice_lo~~__u16~0?bcdDevice_hi~~__u16~0?bDeviceClass~~__u8~0?bDeviceSubClass~~__u8~0?bDeviceProtocol~~__u8~0?bInterfaceClass~~__u8~0?bInterfaceSubClass~~__u8~0?bInterfaceProtocol~~__u8~0?driver_info~~kernel_ulong_t~0## - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~can_bittiming_const?name~ARRAY#_unrecognizedDimensions_~CHAR#?tseg1_min~~__u32~0?tseg1_max~~__u32~0?tseg2_min~~__u32~0?tseg2_max~~__u32~0?sjw_max~~__u32~0?brp_min~~__u32~0?brp_max~~__u32~0?brp_inc~~__u32~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~STRUCT~~usb_device_id?match_flags~~__u16~0?idVendor~~__u16~0?idProduct~~__u16~0?bcdDevice_lo~~__u16~0?bcdDevice_hi~~__u16~0?bDeviceClass~~__u8~0?bDeviceSubClass~~__u8~0?bDeviceProtocol~~__u8~0?bInterfaceClass~~__u8~0?bInterfaceSubClass~~__u8~0?bInterfaceProtocol~~__u8~0?driver_info~~kernel_ulong_t~0## - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~lock_class_key?subkeys~ARRAY#_unrecognizedDimensions_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR### - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~usb_driver?name~*CHAR?probe~*((*usb_interface *usb_device_id ) : INT)?disconnect~*((*usb_interface ) : VOID)?unlocked_ioctl~*((*usb_interface UINT *VOID ) : INT)?suspend~*((*usb_interface ~pm_message_t~0 ) : INT)?resume~*((*usb_interface ) : INT)?reset_resume~*((*usb_interface ) : INT)?pre_reset~*((*usb_interface ) : INT)?post_reset~*((*usb_interface ) : INT)?id_table~*usb_device_id?dynids~STRUCT~~usb_dynids?lock~~spinlock_t~0?list~STRUCT~~list_head?next~*list_head?prev~*list_head##?drvwrap~STRUCT~~usbdrv_wrap?driver~STRUCT~~device_driver?name~*CHAR?bus~*bus_type?owner~*module?mod_name~*CHAR?suppress_bind_attrs~~bool~0?of_match_table~*of_device_id?probe~*((*device ) : INT)?remove~*((*device ) : INT)?shutdown~*((*device ) : VOID)?suspend~*((*device ~pm_message_t~0 ) : INT)?resume~*((*device ) : INT)?groups~**attribute_group?pm~*dev_pm_ops?p~*driver_private#?for_devices~INT#?no_dynamic_id~UINT?supports_autosuspend~UINT?soft_unbind~UINT# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 6741]: 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 5131. Possible FailurePath: [L5137] static struct lock_class_key __key___7 ; [L5138] static struct lock_class_key __key___8 ; [L5278-L5291] static char const __mod_author31[46] __attribute__((__used__, __unused__, __section__(".modinfo"), __aligned__(1))) = { (char const )'a', (char const )'u', (char const )'t', (char const )'h', (char const )'o', (char const )'r', (char const )'=', (char const )'S', (char const )'e', (char const )'b', (char const )'a', (char const )'s', (char const )'t', (char const )'i', (char const )'a', (char const )'n', (char const )' ', (char const )'H', (char const )'a', (char const )'a', (char const )'s', (char const )' ', (char const )'<', (char const )'h', (char const )'a', (char const )'a', (char const )'s', (char const )'@', (char const )'e', (char const )'m', (char const )'s', (char const )'-', (char const )'w', (char const )'u', (char const )'e', (char const )'n', (char const )'s', (char const )'c', (char const )'h', (char const )'e', (char const )'.', (char const )'c', (char const )'o', (char const )'m', (char const )'>', (char const )'\000'}; [L5292-L5311] static char const __mod_description32[70] __attribute__((__used__, __unused__, __section__(".modinfo"), __aligned__(1))) = { (char const )'d', (char const )'e', (char const )'s', (char const )'c', (char const )'r', (char const )'i', (char const )'p', (char const )'t', (char const )'i', (char const )'o', (char const )'n', (char const )'=', (char const )'C', (char const )'A', (char const )'N', (char const )' ', (char const )'d', (char const )'r', (char const )'i', (char const )'v', (char const )'e', (char const )'r', (char const )' ', (char const )'f', (char const )'o', (char const )'r', (char const )' ', (char const )'E', (char const )'M', (char const )'S', (char const )' ', (char const )'D', (char const )'r', (char const )'.', (char const )' ', (char const )'T', (char const )'h', (char const )'o', (char const )'m', (char const )'a', (char const )'s', (char const )' ', (char const )'W', (char const )'u', (char const )'e', (char const )'n', (char const )'s', (char const )'c', (char const )'h', (char const )'e', (char const )' ', (char const )'C', (char const )'A', (char const )'N', (char const )'/', (char const )'U', (char const )'S', (char const )'B', (char const )' ', (char const )'i', (char const )'n', (char const )'t', (char const )'e', (char const )'r', (char const )'f', (char const )'a', (char const )'c', (char const )'e', (char const )'s', (char const )'\000'}; [L5312-L5317] static char const __mod_license33[15] __attribute__((__used__, __unused__, __section__(".modinfo"), __aligned__(1))) = { (char const )'l', (char const )'i', (char const )'c', (char const )'e', (char const )'n', (char const )'s', (char const )'e', (char const )'=', (char const )'G', (char const )'P', (char const )'L', (char const )' ', (char const )'v', (char const )'2', (char const )'\000'}; [L5318-L5320] static struct usb_device_id ems_usb_table[1] = { {(__u16 )3, (__u16 )4822, (__u16 )1092, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}}; [L6234-L6274] static struct net_device_ops const ems_usb_netdev_ops = {(int (*)(struct net_device *dev ))0, (void (*)(struct net_device *dev ))0, & ems_usb_open, & ems_usb_close, & ems_usb_start_xmit, (u16 (*)(struct net_device *dev , struct sk_buff *skb ))0, (void (*)(struct net_device *dev , int flags ))0, (void (*)(struct net_device *dev ))0, (void (*)(struct net_device *dev ))0, (int (*)(struct net_device *dev , void *addr ))0, (int (*)(struct net_device *dev ))0, (int (*)(struct net_device *dev , struct ifreq *ifr , int cmd ))0, (int (*)(struct net_device *dev , struct ifmap *map ))0, (int (*)(struct net_device *dev , int new_mtu ))0, (int (*)(struct net_device *dev , struct neigh_parms * ))0, (void (*)(struct net_device *dev ))0, (struct rtnl_link_stats64 *(*)(struct net_device *dev , struct rtnl_link_stats64 *storage ))0, (struct net_device_stats *(*)(struct net_device *dev ))0, (void (*)(struct net_device *dev , struct vlan_group *grp ))0, (void (*)(struct net_device *dev , unsigned short vid ))0, (void (*)(struct net_device *dev , unsigned short vid ))0, (void (*)(struct net_device *dev ))0, (int (*)(struct net_device *dev , struct netpoll_info *info ))0, (void (*)(struct net_device *dev ))0, (int (*)(struct net_device *dev , int queue , u8 *mac ))0, (int (*)(struct net_device *dev , int queue , u16 vlan , u8 qos ))0, (int (*)(struct net_device *dev , int vf , int rate ))0, (int (*)(struct net_device *dev , int vf , struct ifla_vf_info *ivf ))0, (int (*)(struct net_device *dev , int vf , struct nlattr **port ))0, (int (*)(struct net_device *dev , int vf , struct sk_buff *skb ))0, (int (*)(struct net_device *dev , u8 tc ))0, (int (*)(struct net_device *dev ))0, (int (*)(struct net_device *dev ))0, (int (*)(struct net_device *dev , u16 xid , struct scatterlist *sgl , unsigned int sgc ))0, (int (*)(struct net_device *dev , u16 xid ))0, (int (*)(struct net_device *dev , u16 xid , struct scatterlist *sgl , unsigned int sgc ))0, (int (*)(struct net_device *dev , u64 *wwn , int type ))0, (int (*)(struct net_device *dev , struct sk_buff const *skb , u16 rxq_index , u32 flow_id ))0, (int (*)(struct net_device *dev , struct net_device *slave_dev ))0, (int (*)(struct net_device *dev , struct net_device *slave_dev ))0, (u32 (*)(struct net_device *dev , u32 features ))0, (int (*)(struct net_device *dev , u32 features ))0}; [L6275-L6279] static struct can_bittiming_const ems_usb_bittiming_const = {{(char )'e', (char )'m', (char )'s', (char )'_', (char )'u', (char )'s', (char )'b', (char )'\000', (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0}, (__u32 )1, (__u32 )16, (__u32 )1, (__u32 )8, (__u32 )4, (__u32 )1, (__u32 )64, (__u32 )1}; [L6530-L6548] static struct usb_driver ems_usb_driver = {"ems_usb", & ems_usb_probe, & ems_usb_disconnect, (int (*)(struct usb_interface *intf , unsigned int code , void *buf ))0, (int (*)(struct usb_interface *intf , pm_message_t message ))0, (int (*)(struct usb_interface *intf ))0, (int (*)(struct usb_interface *intf ))0, (int (*)(struct usb_interface *intf ))0, (int (*)(struct usb_interface *intf ))0, (struct usb_device_id const *)(ems_usb_table), {{{{{0U}, 0U, 0U, (void *)0, {(struct lock_class_key *)0, {(struct lock_class *)0, (struct lock_class *)0}, (char const *)0, 0, 0UL}}}}, {(struct list_head *)0, (struct list_head *)0}}, {{(char const *)0, (struct bus_type *)0, (struct module *)0, (char const *)0, (_Bool)0, (struct of_device_id const *)0, (int (*)(struct device *dev ))0, (int (*)(struct device *dev ))0, (void (*)(struct device *dev ))0, (int (*)(struct device *dev , pm_message_t state ))0, (int (*)(struct device *dev ))0, (struct attribute_group const **)0, (struct dev_pm_ops const *)0, (struct driver_private *)0}, 0}, 0U, 0U, 0U}; [L6601] int LDV_IN_INTERRUPT ; [L6602] static int res_ems_usb_open_10 ; [L6603] static int res_ems_usb_close_12 ; [L6604] static int res_ems_usb_probe_16 ; [L6754] int ldv_urb_state = 0; [L6755] int ldv_coherent_state = 0; VAL [\old(__key___7)=null, \old(__key___7)=null, \old(__key___8)=null, \old(__key___8)=null, \old(ems_usb_bittiming_const)=null, \old(ems_usb_bittiming_const)=null, \old(ems_usb_driver)=null, \old(ems_usb_driver)=null, \old(ems_usb_netdev_ops)=null, \old(ems_usb_netdev_ops)=null, \old(ems_usb_table)=null, \old(ems_usb_table)=null, \old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=0, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6606] struct net_device *var_group1 ; [L6607] struct sk_buff *var_group2 ; [L6608] struct usb_interface *var_group3 ; [L6609] struct usb_device_id const *var_ems_usb_probe_16_p1 ; [L6610] int tmp___7 ; [L6611] int ldv_s_ems_usb_netdev_ops_net_device_ops ; [L6612] int ldv_s_ems_usb_driver_usb_driver ; [L6613] int tmp___8 ; [L6614] int tmp___9 ; [L6617] LDV_IN_INTERRUPT = 1 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6618] FCALL ldv_initialize() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6619] CALL, EXPR ems_usb_init() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6552] int err ; [L6556] CALL, EXPR usb_register(& ems_usb_driver) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, driver={1073741825:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L5128] int tmp___7 ; VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, driver={1073741825:0}, driver={1073741825:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L5131] CALL, EXPR usb_register_driver(driver, & __this_module, "ems_usb") VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, arg0={1073741825:0}, arg1={0:0}, arg2={-2146959359:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L7011] return __VERIFIER_nondet_int(); [L5131] RET, EXPR usb_register_driver(driver, & __this_module, "ems_usb") VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, driver={1073741825:0}, driver={1073741825:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, usb_register_driver(driver, & __this_module, "ems_usb")=0] [L5131] tmp___7 = usb_register_driver(driver, & __this_module, "ems_usb") [L5133] return (tmp___7); VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \result=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, driver={1073741825:0}, driver={1073741825:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7=0] [L6556] RET, EXPR usb_register(& ems_usb_driver) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, usb_register(& ems_usb_driver)=0] [L6556] err = usb_register(& ems_usb_driver) [L6558] COND FALSE !(\read(err)) [L6565] return (0); VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \result=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, err=0, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6619] RET, EXPR ems_usb_init() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_init()=0, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6619] tmp___7 = ems_usb_init() [L6621] COND FALSE !(\read(tmp___7)) [L6625] ldv_s_ems_usb_netdev_ops_net_device_ops = 0 [L6626] ldv_s_ems_usb_driver_usb_driver = 0 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_ems_usb_driver_usb_driver=0, ldv_s_ems_usb_netdev_ops_net_device_ops=0, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7=0] [L6628] COND TRUE 1 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_ems_usb_driver_usb_driver=0, ldv_s_ems_usb_netdev_ops_net_device_ops=0, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7=0] [L6631] tmp___9 = __VERIFIER_nondet_int() [L6633] COND TRUE \read(tmp___9) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_ems_usb_driver_usb_driver=0, ldv_s_ems_usb_netdev_ops_net_device_ops=0, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7=0, tmp___9=1] [L6642] tmp___8 = __VERIFIER_nondet_int() [L6644] COND FALSE !(tmp___8 == 0) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_ems_usb_driver_usb_driver=0, ldv_s_ems_usb_netdev_ops_net_device_ops=0, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7=0, tmp___8=2, tmp___9=1] [L6647] COND FALSE !(tmp___8 == 1) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_ems_usb_driver_usb_driver=0, ldv_s_ems_usb_netdev_ops_net_device_ops=0, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7=0, tmp___8=2, tmp___9=1] [L6650] COND TRUE tmp___8 == 2 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_ems_usb_driver_usb_driver=0, ldv_s_ems_usb_netdev_ops_net_device_ops=0, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7=0, tmp___8=2, tmp___9=1] [L6691] CALL ems_usb_start_xmit(var_group2, var_group1) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, netdev={0:-2952}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, skb={4194304:-410}] [L6035] struct ems_usb *dev ; [L6036] void *tmp___7 ; [L6037] struct ems_tx_urb_context *context ; [L6038] struct net_device_stats *stats ; [L6039] struct can_frame *cf ; [L6040] struct ems_cpc_msg *msg ; [L6041] struct urb *urb ; [L6042] u8 *buf ; [L6043] int i ; [L6044] int err ; [L6045] size_t size ; [L6046] int tmp___8 ; [L6047] void *tmp___9 ; [L6048] unsigned int tmp___10 ; [L6049] int tmp___11 ; [L6050] long tmp___12 ; VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, netdev={0:-2952}, netdev={0:-2952}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, skb={4194304:-410}, skb={4194304:-410}] [L6053] CALL, EXPR netdev_priv((struct net_device const *)netdev) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, dev={0:-2952}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L4964] return ((void *)((char *)dev + ((sizeof(struct net_device ) + 31UL) & 0x0fffffffffffffe0UL))); VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \result={0:-520}, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, dev={0:-2952}, dev={0:-2952}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6053] RET, EXPR netdev_priv((struct net_device const *)netdev) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, netdev={0:-2952}, netdev={0:-2952}, netdev_priv((struct net_device const *)netdev)={0:-520}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, skb={4194304:-410}, skb={4194304:-410}] [L6053] tmp___7 = netdev_priv((struct net_device const *)netdev) [L6054] dev = (struct ems_usb *)tmp___7 [L6055] context = (struct ems_tx_urb_context *)((void *)0) [L6056] stats = & netdev->stats [L6057] EXPR skb->data [L6057] cf = (struct can_frame *)skb->data [L6058] size = 15UL + sizeof(struct cpc_can_msg ) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, cf={4194304:-195}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, netdev={0:-2952}, netdev={0:-2952}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={4194304:-410}, skb={4194304:-410}, stats={0:-2764}, tmp___7={0:-520}] [L6059] CALL, EXPR can_dropped_invalid_skb(netdev, skb) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, dev={0:-2952}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, skb={4194304:-410}] [L5240] struct can_frame const *cf ; [L5241] int tmp___7 ; [L5242] long tmp___8 ; [L5244] EXPR skb->data [L5244] cf = (struct can_frame const *)((struct can_frame *)skb->data) [L5245] EXPR skb->len VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, cf={4194304:-195}, dev={0:-2952}, dev={0:-2952}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, skb={4194304:-410}, skb={4194304:-410}, skb->len=13] [L5245] COND FALSE !((unsigned long )skb->len != sizeof(*cf)) [L5248] EXPR cf->can_dlc VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, cf={4194304:-195}, cf->can_dlc=7, dev={0:-2952}, dev={0:-2952}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, skb={4194304:-410}, skb={4194304:-410}] [L5248] COND FALSE !((int const )cf->can_dlc > 8) [L5251] tmp___7 = 0 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, cf={4194304:-195}, dev={0:-2952}, dev={0:-2952}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, skb={4194304:-410}, skb={4194304:-410}, tmp___7=0] [L5254] tmp___8 = __builtin_expect((long )tmp___7, 0L) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, cf={4194304:-195}, dev={0:-2952}, dev={0:-2952}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, skb={4194304:-410}, skb={4194304:-410}, tmp___7=0, tmp___8=0] [L5256] COND FALSE !(\read(tmp___8)) [L5264] return (0); VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \result=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, cf={4194304:-195}, dev={0:-2952}, dev={0:-2952}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, skb={4194304:-410}, skb={4194304:-410}, tmp___7=0, tmp___8=0] [L6059] RET, EXPR can_dropped_invalid_skb(netdev, skb) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, can_dropped_invalid_skb(netdev, skb)=0, cf={4194304:-195}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, netdev={0:-2952}, netdev={0:-2952}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={4194304:-410}, skb={4194304:-410}, stats={0:-2764}, tmp___7={0:-520}] [L6059] tmp___8 = can_dropped_invalid_skb(netdev, skb) [L6061] COND FALSE !(\read(tmp___8)) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, cf={4194304:-195}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, netdev={0:-2952}, netdev={0:-2952}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={4194304:-410}, skb={4194304:-410}, stats={0:-2764}, tmp___7={0:-520}, tmp___8=0] [L6066] CALL, EXPR usb_alloc_urb(0, 32U) VAL [\old(iso_packets)=0, \old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6817] void *arbitrary_memory ; [L6818] void *tmp___7 ; VAL [\old(iso_packets)=0, \old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, iso_packets=0, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6821] COND TRUE 1 VAL [\old(iso_packets)=0, \old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, iso_packets=0, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6824] CALL, EXPR ldv_undefined_pointer() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6968] CALL, EXPR external_alloc() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L7029] return __VERIFIER_external_alloc(); [L6968] RET, EXPR external_alloc() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, external_alloc()={4194304:-298}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6968] return (void *)external_alloc(); [L6824] RET, EXPR ldv_undefined_pointer() VAL [\old(iso_packets)=0, \old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, iso_packets=0, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_undefined_pointer()={4194304:-298}, ldv_urb_state=0, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6824] tmp___7 = ldv_undefined_pointer() [L6825] arbitrary_memory = tmp___7 VAL [\old(iso_packets)=0, \old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, arbitrary_memory={4194304:-298}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, iso_packets=0, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=0, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7={4194304:-298}] [L6827] COND FALSE !(! arbitrary_memory) [L6831] ldv_urb_state = ldv_urb_state + 1 [L6832] return ((struct urb *)arbitrary_memory); VAL [\old(iso_packets)=0, \old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \result={4194304:-298}, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, arbitrary_memory={4194304:-298}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, iso_packets=0, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7={4194304:-298}] [L6066] RET, EXPR usb_alloc_urb(0, 32U) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, cf={4194304:-195}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, netdev={0:-2952}, netdev={0:-2952}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={4194304:-410}, skb={4194304:-410}, stats={0:-2764}, tmp___7={0:-520}, tmp___8=0, usb_alloc_urb(0, 32U)={4194304:-298}] [L6066] urb = usb_alloc_urb(0, 32U) [L6068] COND FALSE !(! urb) [L6076] EXPR dev->udev VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, cf={4194304:-195}, context={0:0}, dev={0:-520}, dev->udev={0:-17041902}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, netdev={0:-2952}, netdev={0:-2952}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={4194304:-410}, skb={4194304:-410}, stats={0:-2764}, tmp___7={0:-520}, tmp___8=0, urb={4194304:-298}] [L6076] CALL, EXPR usb_alloc_coherent(dev->udev, size, 32U, & urb->transfer_dma) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \old(size)=28, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, dev={0:-17041902}, dma={4194304:-194}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6760] void *arbitrary_memory ; [L6761] void *tmp___7 ; VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \old(size)=28, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, dev={0:-17041902}, dev={0:-17041902}, dma={4194304:-194}, dma={4194304:-194}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28] [L6764] COND TRUE 1 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \old(size)=28, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, dev={0:-17041902}, dev={0:-17041902}, dma={4194304:-194}, dma={4194304:-194}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28] [L6767] CALL, EXPR ldv_undefined_pointer() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6968] CALL, EXPR external_alloc() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L7029] return __VERIFIER_external_alloc(); [L6968] RET, EXPR external_alloc() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, external_alloc()={4194304:-199}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6968] return (void *)external_alloc(); [L6767] RET, EXPR ldv_undefined_pointer() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \old(size)=28, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, dev={0:-17041902}, dev={0:-17041902}, dma={4194304:-194}, dma={4194304:-194}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_undefined_pointer()={4194304:-199}, ldv_urb_state=1, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28] [L6767] tmp___7 = ldv_undefined_pointer() [L6768] arbitrary_memory = tmp___7 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \old(size)=28, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, arbitrary_memory={4194304:-199}, dev={0:-17041902}, dev={0:-17041902}, dma={4194304:-194}, dma={4194304:-194}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, tmp___7={4194304:-199}] [L6770] COND FALSE !(! arbitrary_memory) [L6774] ldv_coherent_state = ldv_coherent_state + 1 [L6775] return (arbitrary_memory); VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(mem_flags)=32, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \old(size)=28, \result={4194304:-199}, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, arbitrary_memory={4194304:-199}, dev={0:-17041902}, dev={0:-17041902}, dma={4194304:-194}, dma={4194304:-194}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, mem_flags=32, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, tmp___7={4194304:-199}] [L6076] RET, EXPR usb_alloc_coherent(dev->udev, size, 32U, & urb->transfer_dma) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, cf={4194304:-195}, context={0:0}, dev={0:-520}, dev->udev={0:-17041902}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, netdev={0:-2952}, netdev={0:-2952}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={4194304:-410}, skb={4194304:-410}, stats={0:-2764}, tmp___7={0:-520}, tmp___8=0, urb={4194304:-298}, usb_alloc_coherent(dev->udev, size, 32U, & urb->transfer_dma)={4194304:-199}] [L6076] tmp___9 = usb_alloc_coherent(dev->udev, size, 32U, & urb->transfer_dma) [L6077] buf = (u8 *)tmp___9 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, buf={4194304:-199}, cf={4194304:-195}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, netdev={0:-2952}, netdev={0:-2952}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={4194304:-410}, skb={4194304:-410}, stats={0:-2764}, tmp___7={0:-520}, tmp___8=0, tmp___9={4194304:-199}, urb={4194304:-298}] [L6079] COND FALSE !(! buf) [L6087] msg = (struct ems_cpc_msg *)(buf + 4) [L6088] EXPR cf->can_id [L6088] msg->msg.can_msg.id = cf->can_id & 536870911U [L6089] EXPR cf->can_dlc [L6089] msg->msg.can_msg.length = cf->can_dlc [L6090] EXPR cf->can_id VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, buf={4194304:-199}, cf={4194304:-195}, cf->can_id=-1073741761, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={4194304:-195}, netdev={0:-2952}, netdev={0:-2952}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={4194304:-410}, skb={4194304:-410}, stats={0:-2764}, tmp___7={0:-520}, tmp___8=0, tmp___9={4194304:-199}, urb={4194304:-298}] [L6090] COND TRUE cf->can_id & 1073741824U [L6091] EXPR cf->can_id VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, buf={4194304:-199}, cf={4194304:-195}, cf->can_id=-1073741761, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={4194304:-195}, netdev={0:-2952}, netdev={0:-2952}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={4194304:-410}, skb={4194304:-410}, stats={0:-2764}, tmp___7={0:-520}, tmp___8=0, tmp___9={4194304:-199}, urb={4194304:-298}] [L6091] COND TRUE cf->can_id & 2147483648U [L6092] msg->type = (u8 )16 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, buf={4194304:-199}, cf={4194304:-195}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={4194304:-195}, netdev={0:-2952}, netdev={0:-2952}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={4194304:-410}, skb={4194304:-410}, stats={0:-2764}, tmp___7={0:-520}, tmp___8=0, tmp___9={4194304:-199}, urb={4194304:-298}] [L6096] msg->length = (u8 )5 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, buf={4194304:-199}, cf={4194304:-195}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={4194304:-195}, netdev={0:-2952}, netdev={0:-2952}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={4194304:-410}, skb={4194304:-410}, stats={0:-2764}, tmp___7={0:-520}, tmp___8=0, tmp___9={4194304:-199}, urb={4194304:-298}] [L6119] EXPR msg->msg.can_msg.id [L6119] msg->msg.can_msg.id = msg->msg.can_msg.id [L6120] i = 0 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, buf={4194304:-199}, cf={4194304:-195}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, i=0, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={4194304:-195}, netdev={0:-2952}, netdev={0:-2952}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={4194304:-410}, skb={4194304:-410}, stats={0:-2764}, tmp___7={0:-520}, tmp___8=0, tmp___9={4194304:-199}, urb={4194304:-298}] [L6122] COND TRUE 1 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, buf={4194304:-199}, cf={4194304:-195}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, i=0, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={4194304:-195}, netdev={0:-2952}, netdev={0:-2952}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={4194304:-410}, skb={4194304:-410}, stats={0:-2764}, tmp___7={0:-520}, tmp___8=0, tmp___9={4194304:-199}, urb={4194304:-298}] [L6124] COND TRUE i < 10 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, buf={4194304:-199}, cf={4194304:-195}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, i=0, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={4194304:-195}, netdev={0:-2952}, netdev={0:-2952}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={4194304:-410}, skb={4194304:-410}, stats={0:-2764}, tmp___7={0:-520}, tmp___8=0, tmp___9={4194304:-199}, urb={4194304:-298}] [L6128] EXPR dev->tx_contexts[i].echo_index VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, buf={4194304:-199}, cf={4194304:-195}, context={0:0}, dev={0:-520}, dev->tx_contexts[i].echo_index=10, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, i=0, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={4194304:-195}, netdev={0:-2952}, netdev={0:-2952}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={4194304:-410}, skb={4194304:-410}, stats={0:-2764}, tmp___7={0:-520}, tmp___8=0, tmp___9={4194304:-199}, urb={4194304:-298}] [L6128] COND TRUE dev->tx_contexts[i].echo_index == 10U [L6129] context = & dev->tx_contexts[i] VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, buf={4194304:-199}, cf={4194304:-195}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, i=0, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={4194304:-195}, netdev={0:-2952}, netdev={0:-2952}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={4194304:-410}, skb={4194304:-410}, stats={0:-2764}, tmp___7={0:-520}, tmp___8=0, tmp___9={4194304:-199}, urb={4194304:-298}] [L6138] COND TRUE ! context VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, buf={4194304:-199}, cf={4194304:-195}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, i=0, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={4194304:-195}, netdev={0:-2952}, netdev={0:-2952}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={4194304:-410}, skb={4194304:-410}, stats={0:-2764}, tmp___7={0:-520}, tmp___8=0, tmp___9={4194304:-199}, urb={4194304:-298}] [L6140] FCALL usb_unanchor_urb(urb) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, buf={4194304:-199}, cf={4194304:-195}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, i=0, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={4194304:-195}, netdev={0:-2952}, netdev={0:-2952}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={4194304:-410}, skb={4194304:-410}, stats={0:-2764}, tmp___7={0:-520}, tmp___8=0, tmp___9={4194304:-199}, urb={4194304:-298}] [L6141] EXPR dev->udev [L6141] EXPR urb->transfer_dma VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, buf={4194304:-199}, cf={4194304:-195}, context={0:0}, dev={0:-520}, dev->udev={0:-17041902}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, i=0, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={4194304:-195}, netdev={0:-2952}, netdev={0:-2952}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={4194304:-410}, skb={4194304:-410}, stats={0:-2764}, tmp___7={0:-520}, tmp___8=0, tmp___9={4194304:-199}, urb={4194304:-298}, urb->transfer_dma=68719476741] [L6141] CALL usb_free_coherent(dev->udev, size, (void *)buf, urb->transfer_dma) VAL [\old(dma)=68719476741, \old(ldv_coherent_state)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \old(size)=28, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, addr={4194304:-199}, dev={0:-17041902}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6789] COND TRUE 1 VAL [\old(dma)=68719476741, \old(ldv_coherent_state)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \old(size)=28, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, addr={4194304:-199}, addr={4194304:-199}, dev={0:-17041902}, dev={0:-17041902}, dma=68719476741, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28] [L6791] COND FALSE !(! ((unsigned long )addr != (unsigned long )((void *)0))) VAL [\old(dma)=68719476741, \old(ldv_coherent_state)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \old(size)=28, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, addr={4194304:-199}, addr={4194304:-199}, dev={0:-17041902}, dev={0:-17041902}, dma=68719476741, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28] [L6797] COND TRUE \read(*addr) VAL [\old(dma)=68719476741, \old(ldv_coherent_state)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \old(size)=28, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, addr={4194304:-199}, addr={4194304:-199}, dev={0:-17041902}, dev={0:-17041902}, dma=68719476741, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28] [L6798] COND TRUE ldv_coherent_state >= 1 VAL [\old(dma)=68719476741, \old(ldv_coherent_state)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \old(size)=28, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, addr={4194304:-199}, addr={4194304:-199}, dev={0:-17041902}, dev={0:-17041902}, dma=68719476741, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=1, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28] [L6804] ldv_coherent_state = ldv_coherent_state - 1 VAL [\old(dma)=68719476741, \old(ldv_coherent_state)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \old(size)=28, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, addr={4194304:-199}, addr={4194304:-199}, dev={0:-17041902}, dev={0:-17041902}, dma=68719476741, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28] [L6141] RET usb_free_coherent(dev->udev, size, (void *)buf, urb->transfer_dma) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, buf={4194304:-199}, cf={4194304:-195}, context={0:0}, dev={0:-520}, dev->udev={0:-17041902}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, i=0, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={4194304:-195}, netdev={0:-2952}, netdev={0:-2952}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={4194304:-410}, skb={4194304:-410}, stats={0:-2764}, tmp___7={0:-520}, tmp___8=0, tmp___9={4194304:-199}, urb={4194304:-298}, urb->transfer_dma=68719476741] [L6142] netdev->dev.parent [L6144] return ((netdev_tx_t )16); VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, \result=16, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, buf={4194304:-199}, cf={4194304:-195}, context={0:0}, dev={0:-520}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, i=0, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, msg={4194304:-195}, netdev={0:-2952}, netdev={0:-2952}, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, size=28, skb={4194304:-410}, skb={4194304:-410}, stats={0:-2764}, tmp___7={0:-520}, tmp___8=0, tmp___9={4194304:-199}, urb={4194304:-298}] [L6691] RET ems_usb_start_xmit(var_group2, var_group1) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_start_xmit(var_group2, var_group1)=16, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_ems_usb_driver_usb_driver=0, ldv_s_ems_usb_netdev_ops_net_device_ops=0, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7=0, tmp___8=2, tmp___9=1, var_group1={0:-2952}, var_group2={4194304:-410}] [L6628] COND TRUE 1 VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_ems_usb_driver_usb_driver=0, ldv_s_ems_usb_netdev_ops_net_device_ops=0, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7=0, tmp___8=2, tmp___9=1, var_group1={0:-2952}, var_group2={4194304:-410}] [L6631] tmp___9 = __VERIFIER_nondet_int() [L6633] COND FALSE !(\read(tmp___9)) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_ems_usb_driver_usb_driver=0, ldv_s_ems_usb_netdev_ops_net_device_ops=0, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7=0, tmp___8=2, tmp___9=0, var_group1={0:-2952}, var_group2={4194304:-410}] [L6635] COND FALSE !(! (ldv_s_ems_usb_netdev_ops_net_device_ops == 0)) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_ems_usb_driver_usb_driver=0, ldv_s_ems_usb_netdev_ops_net_device_ops=0, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7=0, tmp___8=2, tmp___9=0, var_group1={0:-2952}, var_group2={4194304:-410}] [L6637] COND FALSE !(! (ldv_s_ems_usb_driver_usb_driver == 0)) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_ems_usb_driver_usb_driver=0, ldv_s_ems_usb_netdev_ops_net_device_ops=0, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7=0, tmp___8=2, tmp___9=0, var_group1={0:-2952}, var_group2={4194304:-410}] [L6729] CALL ems_usb_exit() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6574] FCALL usb_deregister(& ems_usb_driver) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6729] RET ems_usb_exit() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_s_ems_usb_driver_usb_driver=0, ldv_s_ems_usb_netdev_ops_net_device_ops=0, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0, tmp___7=0, tmp___8=2, tmp___9=0, var_group1={0:-2952}, var_group2={4194304:-410}] [L6733] CALL ldv_check_final_state() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6876] COND FALSE !(ldv_urb_state == 0) VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6879] CALL ldv_blast_assert() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] [L6741] __VERIFIER_error() VAL [\old(ldv_coherent_state)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_urb_state)=0, \old(res_ems_usb_close_12)=0, \old(res_ems_usb_open_10)=0, \old(res_ems_usb_probe_16)=0, __key___7={-2146959355:0}, __key___8={813697059:0}, __this_module={0:0}, ems_usb_bittiming_const={4194304:0}, ems_usb_driver={1073741825:0}, ems_usb_netdev_ops={813695023:0}, ems_usb_table={513:0}, ldv_coherent_state=0, LDV_IN_INTERRUPT=1, ldv_urb_state=1, res_ems_usb_close_12=0, res_ems_usb_open_10=0, res_ems_usb_probe_16=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 80 procedures, 588 locations, 1 error locations. UNSAFE Result, 344.4s OverallTime, 17 OverallIterations, 4 TraceHistogramMax, 140.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 12507 SDtfs, 10622 SDslu, 27830 SDs, 0 SdLazy, 8677 SolverSat, 5527 SolverUnsat, 48 SolverUnknown, 0 SolverNotchecked, 130.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1878 GetRequests, 1806 SyntacticMatches, 3 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=20734occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 3.9s AutomataMinimizationTime, 16 MinimizatonAttempts, 1301 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.7s SsaConstructionTime, 128.5s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 1758 NumberOfCodeBlocks, 1754 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 1851 ConstructedInterpolants, 0 QuantifiedInterpolants, 311636 SizeOfPredicates, 38 NumberOfNonLiveVariables, 12773 ConjunctsInSsa, 100 ConjunctsInUnsatCore, 18 InterpolantComputations, 15 PerfectInterpolantSequences, 93/102 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...