./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko_true-unreach-call.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_39efd725-9a3d-42a6-8725-5d308a619f0b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_39efd725-9a3d-42a6-8725-5d308a619f0b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_39efd725-9a3d-42a6-8725-5d308a619f0b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_39efd725-9a3d-42a6-8725-5d308a619f0b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko_true-unreach-call.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_39efd725-9a3d-42a6-8725-5d308a619f0b/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_39efd725-9a3d-42a6-8725-5d308a619f0b/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 73a42c964d0ccc976d4712dbfe15a671de5b4f5f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 21:21:18,579 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 21:21:18,580 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 21:21:18,586 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 21:21:18,586 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 21:21:18,587 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 21:21:18,588 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 21:21:18,589 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 21:21:18,590 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 21:21:18,591 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 21:21:18,591 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 21:21:18,592 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 21:21:18,592 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 21:21:18,593 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 21:21:18,594 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 21:21:18,594 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 21:21:18,595 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 21:21:18,596 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 21:21:18,597 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 21:21:18,598 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 21:21:18,598 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 21:21:18,599 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 21:21:18,600 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 21:21:18,600 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 21:21:18,600 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 21:21:18,601 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 21:21:18,601 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 21:21:18,601 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 21:21:18,602 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 21:21:18,602 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 21:21:18,602 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 21:21:18,603 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 21:21:18,603 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 21:21:18,603 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 21:21:18,603 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 21:21:18,604 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 21:21:18,604 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_39efd725-9a3d-42a6-8725-5d308a619f0b/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-12-02 21:21:18,612 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 21:21:18,613 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 21:21:18,613 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 21:21:18,613 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 21:21:18,614 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 21:21:18,614 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 21:21:18,614 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 21:21:18,614 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 21:21:18,615 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 21:21:18,615 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 21:21:18,615 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 21:21:18,615 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 21:21:18,615 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 21:21:18,615 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 21:21:18,615 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 21:21:18,616 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 21:21:18,616 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 21:21:18,616 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 21:21:18,616 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 21:21:18,616 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 21:21:18,616 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 21:21:18,617 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 21:21:18,617 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 21:21:18,617 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 21:21:18,617 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 21:21:18,617 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 21:21:18,617 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 21:21:18,617 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_39efd725-9a3d-42a6-8725-5d308a619f0b/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73a42c964d0ccc976d4712dbfe15a671de5b4f5f [2018-12-02 21:21:18,639 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 21:21:18,646 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 21:21:18,648 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 21:21:18,649 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 21:21:18,649 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 21:21:18,650 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_39efd725-9a3d-42a6-8725-5d308a619f0b/bin-2019/ukojak/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko_true-unreach-call.cil.out.i [2018-12-02 21:21:18,687 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_39efd725-9a3d-42a6-8725-5d308a619f0b/bin-2019/ukojak/data/cc1872056/d50086ccbeda443ead0e92429aa65177/FLAG8c63c0a5a [2018-12-02 21:21:19,224 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 21:21:19,224 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_39efd725-9a3d-42a6-8725-5d308a619f0b/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko_true-unreach-call.cil.out.i [2018-12-02 21:21:19,238 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_39efd725-9a3d-42a6-8725-5d308a619f0b/bin-2019/ukojak/data/cc1872056/d50086ccbeda443ead0e92429aa65177/FLAG8c63c0a5a [2018-12-02 21:21:19,669 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_39efd725-9a3d-42a6-8725-5d308a619f0b/bin-2019/ukojak/data/cc1872056/d50086ccbeda443ead0e92429aa65177 [2018-12-02 21:21:19,671 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 21:21:19,671 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 21:21:19,672 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 21:21:19,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 21:21:19,674 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 21:21:19,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:21:19" (1/1) ... [2018-12-02 21:21:19,676 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@509d5fe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:19, skipping insertion in model container [2018-12-02 21:21:19,676 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:21:19" (1/1) ... [2018-12-02 21:21:19,680 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 21:21:19,718 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 21:21:20,195 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 21:21:20,217 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 21:21:20,303 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 21:21:20,332 INFO L195 MainTranslator]: Completed translation [2018-12-02 21:21:20,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:20 WrapperNode [2018-12-02 21:21:20,333 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 21:21:20,333 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 21:21:20,333 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 21:21:20,333 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 21:21:20,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:20" (1/1) ... [2018-12-02 21:21:20,356 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:20" (1/1) ... [2018-12-02 21:21:20,390 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 21:21:20,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 21:21:20,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 21:21:20,390 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 21:21:20,396 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:20" (1/1) ... [2018-12-02 21:21:20,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:20" (1/1) ... [2018-12-02 21:21:20,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:20" (1/1) ... [2018-12-02 21:21:20,402 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:20" (1/1) ... [2018-12-02 21:21:20,421 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:20" (1/1) ... [2018-12-02 21:21:20,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:20" (1/1) ... [2018-12-02 21:21:20,433 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:20" (1/1) ... [2018-12-02 21:21:20,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 21:21:20,439 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 21:21:20,439 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 21:21:20,439 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 21:21:20,439 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:21:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_39efd725-9a3d-42a6-8725-5d308a619f0b/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 21:21:20,473 INFO L130 BoogieDeclarations]: Found specification of procedure ir_init [2018-12-02 21:21:20,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_init [2018-12-02 21:21:20,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-02 21:21:20,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 21:21:20,473 INFO L130 BoogieDeclarations]: Found specification of procedure ir_exit [2018-12-02 21:21:20,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_exit [2018-12-02 21:21:20,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 21:21:20,473 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-12-02 21:21:20,474 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-12-02 21:21:20,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-02 21:21:20,474 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2018-12-02 21:21:20,474 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2018-12-02 21:21:20,474 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2018-12-02 21:21:20,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2018-12-02 21:21:20,474 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_external_alloc [2018-12-02 21:21:20,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2018-12-02 21:21:20,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2018-12-02 21:21:20,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 21:21:20,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-02 21:21:20,475 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-02 21:21:20,475 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2018-12-02 21:21:20,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 21:21:20,475 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2018-12-02 21:21:20,475 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2018-12-02 21:21:20,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2018-12-02 21:21:20,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2018-12-02 21:21:20,475 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-12-02 21:21:20,475 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-12-02 21:21:20,476 INFO L130 BoogieDeclarations]: Found specification of procedure ir_xbof_change [2018-12-02 21:21:20,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_xbof_change [2018-12-02 21:21:20,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2018-12-02 21:21:20,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2018-12-02 21:21:20,476 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2018-12-02 21:21:20,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2018-12-02 21:21:20,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 21:21:20,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 21:21:20,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 21:21:20,691 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-02 21:21:20,691 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-02 21:21:20,808 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-02 21:21:20,808 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-02 21:21:20,810 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-02 21:21:20,810 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-02 21:21:20,811 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-02 21:21:20,816 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-02 21:21:20,816 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-02 21:21:23,062 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 21:21:23,062 INFO L280 CfgBuilder]: Removed 97 assue(true) statements. [2018-12-02 21:21:23,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:21:23 BoogieIcfgContainer [2018-12-02 21:21:23,063 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 21:21:23,063 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 21:21:23,063 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 21:21:23,070 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 21:21:23,070 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:21:23" (1/1) ... [2018-12-02 21:21:23,077 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 21:21:23,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:23,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 125 states and 175 transitions. [2018-12-02 21:21:23,104 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 175 transitions. [2018-12-02 21:21:23,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 21:21:23,108 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:23,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:23,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:21:23,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:23,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 125 states and 172 transitions. [2018-12-02 21:21:23,566 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 172 transitions. [2018-12-02 21:21:23,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 21:21:23,567 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:23,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:23,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:21:23,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:23,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 127 states and 174 transitions. [2018-12-02 21:21:23,904 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 174 transitions. [2018-12-02 21:21:23,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 21:21:23,905 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:23,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:23,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:21:23,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:23,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 127 states and 173 transitions. [2018-12-02 21:21:23,960 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 173 transitions. [2018-12-02 21:21:23,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 21:21:23,960 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:23,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:24,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:21:24,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:24,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 131 states and 191 transitions. [2018-12-02 21:21:24,026 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 191 transitions. [2018-12-02 21:21:24,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 21:21:24,027 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:24,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:24,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:21:24,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:24,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 135 states and 209 transitions. [2018-12-02 21:21:24,086 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 209 transitions. [2018-12-02 21:21:24,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 21:21:24,087 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:24,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:24,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:21:24,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:24,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 135 states and 208 transitions. [2018-12-02 21:21:24,136 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 208 transitions. [2018-12-02 21:21:24,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 21:21:24,137 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:24,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:24,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:21:24,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:24,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 140 states and 225 transitions. [2018-12-02 21:21:24,268 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 225 transitions. [2018-12-02 21:21:24,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-02 21:21:24,269 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:24,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:24,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:21:24,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:24,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 147 states and 233 transitions. [2018-12-02 21:21:24,399 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 233 transitions. [2018-12-02 21:21:24,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-02 21:21:24,400 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:24,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:24,443 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:21:24,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:24,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 148 states and 233 transitions. [2018-12-02 21:21:24,449 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 233 transitions. [2018-12-02 21:21:24,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-02 21:21:24,449 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:24,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:24,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:21:24,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:24,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 155 states and 241 transitions. [2018-12-02 21:21:24,539 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 241 transitions. [2018-12-02 21:21:24,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 21:21:24,540 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:24,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:24,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:24,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:24,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 159 states and 249 transitions. [2018-12-02 21:21:24,611 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 249 transitions. [2018-12-02 21:21:24,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-02 21:21:24,612 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:24,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:24,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:24,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:24,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 163 states and 257 transitions. [2018-12-02 21:21:24,660 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 257 transitions. [2018-12-02 21:21:24,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-02 21:21:24,660 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:24,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:24,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:24,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:24,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 164 states and 258 transitions. [2018-12-02 21:21:24,709 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 258 transitions. [2018-12-02 21:21:24,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 21:21:24,709 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:24,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:24,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:24,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:24,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 165 states and 259 transitions. [2018-12-02 21:21:24,758 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 259 transitions. [2018-12-02 21:21:24,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 21:21:24,759 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:24,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:24,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:24,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:24,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 166 states and 260 transitions. [2018-12-02 21:21:24,812 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 260 transitions. [2018-12-02 21:21:24,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-02 21:21:24,813 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:24,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:24,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:24,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:24,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 167 states and 261 transitions. [2018-12-02 21:21:24,865 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 261 transitions. [2018-12-02 21:21:24,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-02 21:21:24,866 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:24,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:24,935 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:21:24,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:24,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 171 states and 268 transitions. [2018-12-02 21:21:24,941 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 268 transitions. [2018-12-02 21:21:24,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-02 21:21:24,942 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:24,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:25,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:25,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:25,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 173 states and 270 transitions. [2018-12-02 21:21:25,019 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 270 transitions. [2018-12-02 21:21:25,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-02 21:21:25,019 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:25,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:25,094 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:21:25,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:25,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 177 states and 275 transitions. [2018-12-02 21:21:25,104 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 275 transitions. [2018-12-02 21:21:25,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-02 21:21:25,105 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:25,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:25,162 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:21:25,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:25,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 178 states and 276 transitions. [2018-12-02 21:21:25,166 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 276 transitions. [2018-12-02 21:21:25,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-02 21:21:25,166 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:25,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:25,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:25,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:25,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 180 states and 278 transitions. [2018-12-02 21:21:25,223 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 278 transitions. [2018-12-02 21:21:25,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-02 21:21:25,224 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:25,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:25,273 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:21:25,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:25,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 184 states and 283 transitions. [2018-12-02 21:21:25,287 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 283 transitions. [2018-12-02 21:21:25,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-02 21:21:25,288 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:25,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:25,338 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:21:25,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:25,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 185 states and 284 transitions. [2018-12-02 21:21:25,341 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 284 transitions. [2018-12-02 21:21:25,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-02 21:21:25,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:25,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:25,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:25,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:25,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 191 states and 295 transitions. [2018-12-02 21:21:25,394 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 295 transitions. [2018-12-02 21:21:25,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-02 21:21:25,395 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:25,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:25,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:25,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:25,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 197 states and 306 transitions. [2018-12-02 21:21:25,447 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 306 transitions. [2018-12-02 21:21:25,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-02 21:21:25,447 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:25,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:25,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:21:25,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:25,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 197 states and 305 transitions. [2018-12-02 21:21:25,494 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 305 transitions. [2018-12-02 21:21:25,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-02 21:21:25,494 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:25,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:25,539 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:21:25,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:25,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 199 states and 307 transitions. [2018-12-02 21:21:25,552 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 307 transitions. [2018-12-02 21:21:25,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-02 21:21:25,552 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:25,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:25,598 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 21:21:25,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:25,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 203 states and 312 transitions. [2018-12-02 21:21:25,614 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 312 transitions. [2018-12-02 21:21:25,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 21:21:25,615 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:25,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:25,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:25,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:25,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 206 states and 317 transitions. [2018-12-02 21:21:25,667 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 317 transitions. [2018-12-02 21:21:25,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 21:21:25,668 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:25,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:25,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:25,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:25,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 207 states and 317 transitions. [2018-12-02 21:21:25,716 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 317 transitions. [2018-12-02 21:21:25,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 21:21:25,717 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:25,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:25,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:25,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:25,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 210 states and 322 transitions. [2018-12-02 21:21:25,781 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 322 transitions. [2018-12-02 21:21:25,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 21:21:25,782 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:25,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:25,845 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:21:25,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:25,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 216 states and 333 transitions. [2018-12-02 21:21:25,853 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 333 transitions. [2018-12-02 21:21:25,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 21:21:25,854 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:25,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:25,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:25,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:25,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 220 states and 339 transitions. [2018-12-02 21:21:25,903 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 339 transitions. [2018-12-02 21:21:25,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 21:21:25,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:25,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:25,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:25,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:25,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 221 states and 339 transitions. [2018-12-02 21:21:25,947 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 339 transitions. [2018-12-02 21:21:25,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 21:21:25,948 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:25,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:25,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:26,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:26,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 225 states and 345 transitions. [2018-12-02 21:21:26,003 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 345 transitions. [2018-12-02 21:21:26,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-02 21:21:26,003 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:26,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:26,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:21:26,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:26,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 236 states and 379 transitions. [2018-12-02 21:21:26,547 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 379 transitions. [2018-12-02 21:21:26,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-02 21:21:26,547 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:26,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:26,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:21:27,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:27,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 249 states and 413 transitions. [2018-12-02 21:21:27,603 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 413 transitions. [2018-12-02 21:21:27,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-02 21:21:27,604 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:27,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:27,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:27,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:27,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 251 states and 415 transitions. [2018-12-02 21:21:27,669 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 415 transitions. [2018-12-02 21:21:27,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-02 21:21:27,670 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:27,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:27,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:21:27,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:27,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 251 states and 414 transitions. [2018-12-02 21:21:27,717 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 414 transitions. [2018-12-02 21:21:27,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-02 21:21:27,717 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:27,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:27,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:21:27,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:27,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 252 states and 415 transitions. [2018-12-02 21:21:27,775 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 415 transitions. [2018-12-02 21:21:27,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-02 21:21:27,776 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:27,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:27,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:21:27,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:27,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 253 states and 415 transitions. [2018-12-02 21:21:27,856 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 415 transitions. [2018-12-02 21:21:27,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-02 21:21:27,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:27,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:27,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:21:27,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:27,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 254 states and 415 transitions. [2018-12-02 21:21:27,917 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 415 transitions. [2018-12-02 21:21:27,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-02 21:21:27,918 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:27,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:27,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:27,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:27,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 256 states and 417 transitions. [2018-12-02 21:21:27,995 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 417 transitions. [2018-12-02 21:21:27,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-02 21:21:27,995 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:28,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:28,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:21:28,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:28,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 255 states and 415 transitions. [2018-12-02 21:21:28,055 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 415 transitions. [2018-12-02 21:21:28,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-02 21:21:28,055 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:28,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:28,096 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:21:28,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:28,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 258 states and 420 transitions. [2018-12-02 21:21:28,114 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 420 transitions. [2018-12-02 21:21:28,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 21:21:28,115 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:28,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:28,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:21:28,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:28,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 259 states and 421 transitions. [2018-12-02 21:21:28,172 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 421 transitions. [2018-12-02 21:21:28,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 21:21:28,173 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:28,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:28,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:29,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:29,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 264 states and 427 transitions. [2018-12-02 21:21:29,099 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 427 transitions. [2018-12-02 21:21:29,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-02 21:21:29,100 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:29,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:29,224 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:21:29,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:29,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 263 states and 423 transitions. [2018-12-02 21:21:29,920 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 423 transitions. [2018-12-02 21:21:29,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 21:21:29,920 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:30,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:30,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:30,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:30,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 274 states and 440 transitions. [2018-12-02 21:21:30,706 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 440 transitions. [2018-12-02 21:21:30,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-02 21:21:30,707 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:30,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:30,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:30,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:30,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 275 states and 440 transitions. [2018-12-02 21:21:30,790 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 440 transitions. [2018-12-02 21:21:30,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 21:21:30,790 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:30,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:30,831 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:21:30,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:30,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 276 states and 440 transitions. [2018-12-02 21:21:30,836 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 440 transitions. [2018-12-02 21:21:30,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 21:21:30,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:30,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:30,875 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:21:30,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:30,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 280 states and 446 transitions. [2018-12-02 21:21:30,886 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 446 transitions. [2018-12-02 21:21:30,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-02 21:21:30,887 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:30,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:30,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:31,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:31,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 291 states and 464 transitions. [2018-12-02 21:21:31,589 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 464 transitions. [2018-12-02 21:21:31,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-02 21:21:31,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:31,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:31,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:31,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:31,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 292 states and 464 transitions. [2018-12-02 21:21:31,633 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 464 transitions. [2018-12-02 21:21:31,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-02 21:21:31,633 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:31,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:31,670 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:21:31,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:31,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 294 states and 466 transitions. [2018-12-02 21:21:31,680 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 466 transitions. [2018-12-02 21:21:31,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-02 21:21:31,680 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:31,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:31,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:33,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:33,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 305 states and 489 transitions. [2018-12-02 21:21:33,931 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 489 transitions. [2018-12-02 21:21:33,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-02 21:21:33,932 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:33,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:33,969 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-02 21:21:33,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:33,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 308 states and 494 transitions. [2018-12-02 21:21:33,975 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 494 transitions. [2018-12-02 21:21:33,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-02 21:21:33,975 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:33,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:34,014 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-02 21:21:34,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:34,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 311 states and 499 transitions. [2018-12-02 21:21:34,038 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 499 transitions. [2018-12-02 21:21:34,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-02 21:21:34,039 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:34,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:34,080 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:21:34,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:34,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 316 states and 505 transitions. [2018-12-02 21:21:34,091 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 505 transitions. [2018-12-02 21:21:34,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-02 21:21:34,092 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:34,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:34,131 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:21:34,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:34,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 321 states and 512 transitions. [2018-12-02 21:21:34,154 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 512 transitions. [2018-12-02 21:21:34,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-02 21:21:34,155 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:34,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:34,193 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:21:35,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:35,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 332 states and 530 transitions. [2018-12-02 21:21:35,108 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 530 transitions. [2018-12-02 21:21:35,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-02 21:21:35,109 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:35,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:35,145 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:21:35,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:35,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 333 states and 530 transitions. [2018-12-02 21:21:35,151 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 530 transitions. [2018-12-02 21:21:35,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-02 21:21:35,152 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:35,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:35,191 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-02 21:21:35,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:35,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 334 states and 533 transitions. [2018-12-02 21:21:35,399 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 533 transitions. [2018-12-02 21:21:35,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-02 21:21:35,400 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:35,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:35,443 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-02 21:21:35,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:35,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 335 states and 534 transitions. [2018-12-02 21:21:35,541 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 534 transitions. [2018-12-02 21:21:35,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-02 21:21:35,542 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:35,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:35,579 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-02 21:21:35,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:35,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 336 states and 536 transitions. [2018-12-02 21:21:35,589 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 536 transitions. [2018-12-02 21:21:35,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-02 21:21:35,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:35,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:35,629 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-02 21:21:35,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:35,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 337 states and 537 transitions. [2018-12-02 21:21:35,637 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 537 transitions. [2018-12-02 21:21:35,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-02 21:21:35,637 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:35,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:36,215 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:21:38,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:38,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 352 states and 582 transitions. [2018-12-02 21:21:38,084 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 582 transitions. [2018-12-02 21:21:38,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 21:21:38,085 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:38,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:38,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:38,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:38,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 356 states and 594 transitions. [2018-12-02 21:21:38,175 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 594 transitions. [2018-12-02 21:21:38,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 21:21:38,176 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:38,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:38,237 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:21:38,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:38,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 356 states and 593 transitions. [2018-12-02 21:21:38,269 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 593 transitions. [2018-12-02 21:21:38,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 21:21:38,270 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:38,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:38,326 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:21:38,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:38,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 357 states and 593 transitions. [2018-12-02 21:21:38,342 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 593 transitions. [2018-12-02 21:21:38,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-02 21:21:38,343 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:38,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:38,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:38,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:38,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 358 states and 594 transitions. [2018-12-02 21:21:38,410 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 594 transitions. [2018-12-02 21:21:38,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-02 21:21:38,411 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:38,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:38,452 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-02 21:21:38,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:38,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 360 states and 596 transitions. [2018-12-02 21:21:38,468 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 596 transitions. [2018-12-02 21:21:38,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-02 21:21:38,469 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:38,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:38,518 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-02 21:21:38,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:38,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 362 states and 598 transitions. [2018-12-02 21:21:38,539 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 598 transitions. [2018-12-02 21:21:38,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-02 21:21:38,540 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:38,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:38,847 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 21:21:39,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:39,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 367 states and 608 transitions. [2018-12-02 21:21:39,552 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 608 transitions. [2018-12-02 21:21:39,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-02 21:21:39,552 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:39,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:39,596 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-02 21:21:39,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:39,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 371 states and 613 transitions. [2018-12-02 21:21:39,625 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 613 transitions. [2018-12-02 21:21:39,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-02 21:21:39,626 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:39,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:39,873 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:40,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:40,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 375 states and 620 transitions. [2018-12-02 21:21:40,638 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 620 transitions. [2018-12-02 21:21:40,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-02 21:21:40,639 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:40,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:40,695 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 21:21:41,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:41,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 380 states and 630 transitions. [2018-12-02 21:21:41,363 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 630 transitions. [2018-12-02 21:21:41,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-02 21:21:41,364 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:41,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:41,495 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 21:21:41,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:41,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 381 states and 630 transitions. [2018-12-02 21:21:41,501 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 630 transitions. [2018-12-02 21:21:41,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-02 21:21:41,502 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:41,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:41,560 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 21:21:41,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:41,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 382 states and 630 transitions. [2018-12-02 21:21:41,566 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 630 transitions. [2018-12-02 21:21:41,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-02 21:21:41,567 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:41,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:42,424 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:21:46,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:46,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 390 states and 653 transitions. [2018-12-02 21:21:46,576 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 653 transitions. [2018-12-02 21:21:46,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-02 21:21:46,576 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:46,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:46,888 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:47,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:47,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 394 states and 658 transitions. [2018-12-02 21:21:47,973 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 658 transitions. [2018-12-02 21:21:47,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-02 21:21:47,974 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:48,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:48,050 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:48,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:48,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 396 states and 660 transitions. [2018-12-02 21:21:48,396 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 660 transitions. [2018-12-02 21:21:48,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-02 21:21:48,396 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:48,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:48,629 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:21:49,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:49,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 396 states and 659 transitions. [2018-12-02 21:21:49,109 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 659 transitions. [2018-12-02 21:21:49,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-02 21:21:49,110 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:49,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:49,164 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-02 21:21:49,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:49,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 402 states and 670 transitions. [2018-12-02 21:21:49,179 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 670 transitions. [2018-12-02 21:21:49,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-02 21:21:49,180 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:49,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:49,405 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 21:21:50,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:50,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 406 states and 677 transitions. [2018-12-02 21:21:50,267 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 677 transitions. [2018-12-02 21:21:50,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-02 21:21:50,268 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:50,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:50,308 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 21:21:51,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:51,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 410 states and 684 transitions. [2018-12-02 21:21:51,052 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 684 transitions. [2018-12-02 21:21:51,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-02 21:21:51,053 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:51,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:51,357 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 21:21:51,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:51,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 411 states and 684 transitions. [2018-12-02 21:21:51,364 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 684 transitions. [2018-12-02 21:21:51,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-02 21:21:51,365 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:51,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:52,217 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:21:57,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:57,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 419 states and 704 transitions. [2018-12-02 21:21:57,918 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 704 transitions. [2018-12-02 21:21:57,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-02 21:21:57,919 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:57,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:57,959 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 21:21:58,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:58,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 424 states and 714 transitions. [2018-12-02 21:21:58,927 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 714 transitions. [2018-12-02 21:21:58,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-02 21:21:58,928 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:58,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:58,968 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 21:21:58,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:58,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 425 states and 714 transitions. [2018-12-02 21:21:58,975 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 714 transitions. [2018-12-02 21:21:58,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-02 21:21:58,975 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:58,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:59,012 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:21:59,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:59,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 429 states and 721 transitions. [2018-12-02 21:21:59,354 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 721 transitions. [2018-12-02 21:21:59,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-02 21:21:59,355 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:59,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:59,408 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 21:21:59,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:21:59,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 430 states and 721 transitions. [2018-12-02 21:21:59,417 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 721 transitions. [2018-12-02 21:21:59,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-02 21:21:59,418 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:21:59,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:21:59,752 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:22:00,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:00,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 432 states and 723 transitions. [2018-12-02 21:22:00,865 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 723 transitions. [2018-12-02 21:22:00,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-02 21:22:00,866 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:00,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:01,321 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:22:06,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:06,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 434 states and 723 transitions. [2018-12-02 21:22:06,028 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 723 transitions. [2018-12-02 21:22:06,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-02 21:22:06,029 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:06,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:06,072 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 21:22:07,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:07,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 438 states and 730 transitions. [2018-12-02 21:22:07,686 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 730 transitions. [2018-12-02 21:22:07,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-02 21:22:07,687 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:07,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:08,293 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:22:09,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:09,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 442 states and 743 transitions. [2018-12-02 21:22:09,514 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 743 transitions. [2018-12-02 21:22:09,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-02 21:22:09,515 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:09,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:09,559 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 21:22:09,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:09,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 443 states and 743 transitions. [2018-12-02 21:22:09,761 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 743 transitions. [2018-12-02 21:22:09,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-02 21:22:09,762 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:09,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:09,803 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 21:22:09,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:09,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 444 states and 743 transitions. [2018-12-02 21:22:09,810 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 743 transitions. [2018-12-02 21:22:09,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-02 21:22:09,810 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:09,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:09,848 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 21:22:10,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:10,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 448 states and 750 transitions. [2018-12-02 21:22:10,209 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 750 transitions. [2018-12-02 21:22:10,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-02 21:22:10,209 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:10,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:10,250 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:22:10,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:10,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 452 states and 756 transitions. [2018-12-02 21:22:10,278 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 756 transitions. [2018-12-02 21:22:10,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-02 21:22:10,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:10,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:10,329 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-02 21:22:10,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:10,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 457 states and 764 transitions. [2018-12-02 21:22:10,755 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 764 transitions. [2018-12-02 21:22:10,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-02 21:22:10,755 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:10,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:10,984 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:22:11,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:11,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 458 states and 765 transitions. [2018-12-02 21:22:11,036 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 765 transitions. [2018-12-02 21:22:11,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-02 21:22:11,037 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:11,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:11,077 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-02 21:22:11,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:11,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 459 states and 765 transitions. [2018-12-02 21:22:11,089 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 765 transitions. [2018-12-02 21:22:11,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-02 21:22:11,090 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:11,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:11,130 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:22:11,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:11,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 460 states and 766 transitions. [2018-12-02 21:22:11,143 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 766 transitions. [2018-12-02 21:22:11,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-02 21:22:11,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:11,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:11,878 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:22:15,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:15,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 475 states and 825 transitions. [2018-12-02 21:22:15,024 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 825 transitions. [2018-12-02 21:22:15,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-02 21:22:15,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:15,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:15,069 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-02 21:22:19,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:19,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 496 states and 875 transitions. [2018-12-02 21:22:19,837 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 875 transitions. [2018-12-02 21:22:19,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-02 21:22:19,838 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:19,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:19,886 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 21:22:22,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:22,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 503 states and 884 transitions. [2018-12-02 21:22:22,406 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 884 transitions. [2018-12-02 21:22:22,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-02 21:22:22,407 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:22,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:22,653 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 21:22:23,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:23,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 507 states and 890 transitions. [2018-12-02 21:22:23,116 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 890 transitions. [2018-12-02 21:22:23,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-02 21:22:23,117 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:23,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:23,579 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:22:23,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:23,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 508 states and 891 transitions. [2018-12-02 21:22:23,598 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 891 transitions. [2018-12-02 21:22:23,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-02 21:22:23,599 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:23,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:23,999 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:22:24,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:24,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 509 states and 891 transitions. [2018-12-02 21:22:24,012 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 891 transitions. [2018-12-02 21:22:24,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-02 21:22:24,013 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:24,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:24,057 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-02 21:22:24,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:24,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 510 states and 891 transitions. [2018-12-02 21:22:24,067 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 891 transitions. [2018-12-02 21:22:24,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-02 21:22:24,067 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:24,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:24,110 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 21:22:24,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:24,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 514 states and 897 transitions. [2018-12-02 21:22:24,143 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 897 transitions. [2018-12-02 21:22:24,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-02 21:22:24,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:24,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:24,188 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 21:22:24,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:24,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 518 states and 903 transitions. [2018-12-02 21:22:24,617 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 903 transitions. [2018-12-02 21:22:24,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-02 21:22:24,618 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:24,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:24,753 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 21:22:24,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:24,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 519 states and 903 transitions. [2018-12-02 21:22:24,769 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 903 transitions. [2018-12-02 21:22:24,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-02 21:22:24,770 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:24,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:25,121 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 21:22:26,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:26,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 523 states and 909 transitions. [2018-12-02 21:22:26,638 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 909 transitions. [2018-12-02 21:22:26,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-02 21:22:26,638 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:26,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:26,680 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 21:22:26,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:26,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 524 states and 909 transitions. [2018-12-02 21:22:26,689 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 909 transitions. [2018-12-02 21:22:26,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-02 21:22:26,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:26,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:26,733 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 21:22:28,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:28,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 528 states and 915 transitions. [2018-12-02 21:22:28,258 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 915 transitions. [2018-12-02 21:22:28,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-02 21:22:28,258 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:28,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:28,492 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 21:22:28,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:28,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 529 states and 915 transitions. [2018-12-02 21:22:28,503 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 915 transitions. [2018-12-02 21:22:28,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-02 21:22:28,503 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:28,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:28,549 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 21:22:28,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:28,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 530 states and 916 transitions. [2018-12-02 21:22:28,563 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 916 transitions. [2018-12-02 21:22:28,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-02 21:22:28,564 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:28,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:28,612 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 21:22:28,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:28,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 531 states and 916 transitions. [2018-12-02 21:22:28,622 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 916 transitions. [2018-12-02 21:22:28,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-02 21:22:28,623 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:28,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:28,674 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 21:22:28,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:28,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 535 states and 922 transitions. [2018-12-02 21:22:28,991 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 922 transitions. [2018-12-02 21:22:28,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-02 21:22:28,992 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:29,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:29,034 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 21:22:29,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:29,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 536 states and 922 transitions. [2018-12-02 21:22:29,044 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 922 transitions. [2018-12-02 21:22:29,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-02 21:22:29,045 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:29,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:29,090 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 21:22:30,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:30,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 540 states and 928 transitions. [2018-12-02 21:22:30,185 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 928 transitions. [2018-12-02 21:22:30,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-02 21:22:30,186 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:30,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:30,229 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 21:22:30,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:30,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 541 states and 928 transitions. [2018-12-02 21:22:30,238 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 928 transitions. [2018-12-02 21:22:30,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-02 21:22:30,239 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:30,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:30,287 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 21:22:30,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:30,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 544 states and 934 transitions. [2018-12-02 21:22:30,310 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 934 transitions. [2018-12-02 21:22:30,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-02 21:22:30,311 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:30,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:30,359 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 21:22:30,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:30,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 553 states and 960 transitions. [2018-12-02 21:22:30,903 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 960 transitions. [2018-12-02 21:22:30,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-02 21:22:30,904 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:30,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:30,964 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 21:22:31,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:31,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 558 states and 967 transitions. [2018-12-02 21:22:31,448 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 967 transitions. [2018-12-02 21:22:31,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-02 21:22:31,448 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:31,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:31,502 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 21:22:31,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:31,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 559 states and 968 transitions. [2018-12-02 21:22:31,516 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 968 transitions. [2018-12-02 21:22:31,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-02 21:22:31,516 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:31,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:31,838 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-02 21:22:36,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:36,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 562 states and 972 transitions. [2018-12-02 21:22:36,591 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 972 transitions. [2018-12-02 21:22:36,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-02 21:22:36,593 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:36,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:36,651 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-02 21:22:38,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:38,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 565 states and 976 transitions. [2018-12-02 21:22:38,554 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 976 transitions. [2018-12-02 21:22:38,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-02 21:22:38,555 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:38,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:38,876 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-02 21:22:38,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:38,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 566 states and 976 transitions. [2018-12-02 21:22:38,885 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 976 transitions. [2018-12-02 21:22:38,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-02 21:22:38,886 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:38,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:38,929 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-02 21:22:38,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:38,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 567 states and 976 transitions. [2018-12-02 21:22:38,939 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 976 transitions. [2018-12-02 21:22:38,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-02 21:22:38,940 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:38,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:38,984 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-02 21:22:39,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:39,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 570 states and 980 transitions. [2018-12-02 21:22:39,765 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 980 transitions. [2018-12-02 21:22:39,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-02 21:22:39,766 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:22:39,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:22:39,811 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-02 21:22:39,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:22:39,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 293 states and 481 transitions. [2018-12-02 21:22:39,821 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 481 transitions. [2018-12-02 21:22:39,821 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 21:22:39,822 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 135 iterations. [2018-12-02 21:22:39,827 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 21:22:40,448 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,450 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,450 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,450 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-02 21:22:40,454 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,454 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,454 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,454 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,454 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,455 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,455 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,455 INFO L583 CodeCheckObserver]: Invariant with dag size 6 [2018-12-02 21:22:40,455 INFO L583 CodeCheckObserver]: Invariant with dag size 22 [2018-12-02 21:22:40,456 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 21:22:40,456 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 21:22:40,457 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 21:22:40,457 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 21:22:40,457 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,457 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,457 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,457 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,457 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,457 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,457 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,457 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,457 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,457 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,458 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,458 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,458 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,458 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,458 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,458 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,458 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,458 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,458 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,458 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,458 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,458 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-02 21:22:40,458 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,458 INFO L583 CodeCheckObserver]: Invariant with dag size 11 [2018-12-02 21:22:40,459 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 21:22:40,459 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 21:22:40,459 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 21:22:40,459 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 21:22:40,459 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 21:22:40,459 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 21:22:40,459 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-02 21:22:40,460 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 21:22:40,460 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 21:22:40,460 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 21:22:40,460 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 21:22:40,460 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,460 INFO L583 CodeCheckObserver]: Invariant with dag size 26 [2018-12-02 21:22:40,460 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,461 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,461 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,461 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,461 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:22:40,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:22:40 ImpRootNode [2018-12-02 21:22:40,461 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 21:22:40,461 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 21:22:40,461 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 21:22:40,461 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 21:22:40,462 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:21:23" (3/4) ... [2018-12-02 21:22:40,464 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 21:22:40,468 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ir_xbof_change [2018-12-02 21:22:40,468 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ir_init [2018-12-02 21:22:40,468 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2018-12-02 21:22:40,468 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_undefined_pointer [2018-12-02 21:22:40,468 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kfifo_uint_must_check_helper [2018-12-02 21:22:40,468 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2018-12-02 21:22:40,468 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2018-12-02 21:22:40,469 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ir_exit [2018-12-02 21:22:40,469 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_serial_deregister [2018-12-02 21:22:40,469 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_assume_stop [2018-12-02 21:22:40,469 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2018-12-02 21:22:40,469 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure external_alloc [2018-12-02 21:22:40,469 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_blast_assert [2018-12-02 21:22:40,480 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 276 nodes and edges [2018-12-02 21:22:40,481 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 98 nodes and edges [2018-12-02 21:22:40,482 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2018-12-02 21:22:40,483 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-12-02 21:22:40,483 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 21:22:40,484 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 21:22:40,485 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 21:22:40,486 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 21:22:40,506 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) [2018-12-02 21:22:40,507 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) || !(0 == \old(unknown-#memory_int-unknown)[buffer_size][buffer_size]) [2018-12-02 21:22:40,508 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(\old(xbof___0) == 0) && !(\old(xbof___0) == 2)) && !(\old(xbof___0) == 1)) && !(\old(xbof___0) == 24)) && !(64 == \old(xbof___0))) && !(\old(xbof___0) == 6)) && !(\old(xbof___0) == 12)) && !(\old(xbof___0) == 3) [2018-12-02 21:22:40,508 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(xbof___0) == 0) && !(64 == \old(xbof___0)) [2018-12-02 21:22:40,509 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ldv_urb_state < 1 || ldv_urb_state == \old(ldv_urb_state) [2018-12-02 21:22:40,638 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_39efd725-9a3d-42a6-8725-5d308a619f0b/bin-2019/ukojak/witness.graphml [2018-12-02 21:22:40,638 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 21:22:40,638 INFO L168 Benchmark]: Toolchain (without parser) took 80967.31 ms. Allocated memory was 1.0 GB in the beginning and 2.3 GB in the end (delta: 1.3 GB). Free memory was 949.6 MB in the beginning and 1.3 GB in the end (delta: -326.2 MB). Peak memory consumption was 941.5 MB. Max. memory is 11.5 GB. [2018-12-02 21:22:40,639 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 21:22:40,639 INFO L168 Benchmark]: CACSL2BoogieTranslator took 660.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -113.4 MB). Peak memory consumption was 80.4 MB. Max. memory is 11.5 GB. [2018-12-02 21:22:40,640 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-12-02 21:22:40,640 INFO L168 Benchmark]: Boogie Preprocessor took 48.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-02 21:22:40,640 INFO L168 Benchmark]: RCFGBuilder took 2624.10 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 119.0 MB). Free memory was 1.0 GB in the beginning and 823.0 MB in the end (delta: 219.2 MB). Peak memory consumption was 338.2 MB. Max. memory is 11.5 GB. [2018-12-02 21:22:40,640 INFO L168 Benchmark]: CodeCheck took 77398.22 ms. Allocated memory was 1.3 GB in the beginning and 2.3 GB in the end (delta: 1.0 GB). Free memory was 823.0 MB in the beginning and 1.4 GB in the end (delta: -596.4 MB). Peak memory consumption was 410.2 MB. Max. memory is 11.5 GB. [2018-12-02 21:22:40,641 INFO L168 Benchmark]: Witness Printer took 176.42 ms. Allocated memory is still 2.3 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 143.6 MB). Peak memory consumption was 143.6 MB. Max. memory is 11.5 GB. [2018-12-02 21:22:40,642 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 14 procedures, 301 locations, 1 error locations. SAFE Result, 76.7s OverallTime, 135 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -240475136 SDtfs, -1538233728 SDslu, -396995416 SDs, 0 SdLazy, 406661064 SolverSat, -352892976 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 182.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 85434 GetRequests, 84694 SyntacticMatches, 212 SemanticMatches, 528 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132135 ImplicationChecksByTransitivity, 64.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.5s SsaConstructionTime, 4.2s SatisfiabilityAnalysisTime, 10.1s InterpolantComputationTime, 7887 NumberOfCodeBlocks, 7887 NumberOfCodeBlocksAsserted, 134 NumberOfCheckSat, 7753 ConstructedInterpolants, 0 QuantifiedInterpolants, 1424180 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 134 InterpolantComputations, 124 PerfectInterpolantSequences, 1266/1321 InterpolantCoveringCapability, 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 4900]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 4282]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5060]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4065]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4604]: Loop Invariant Derived loop invariant: !(retval == 0) - InvariantResult [Line: 4571]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4455]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4084]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4199]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5032]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5001]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4811]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5005]: Loop Invariant Derived loop invariant: ldv_urb_state < 1 || ldv_urb_state == \old(ldv_urb_state) - InvariantResult [Line: 5076]: Loop Invariant [2018-12-02 21:22:40,644 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 21:22:40,644 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 21:22:40,644 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 21:22:40,644 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((((0 == unknown-#memory_int-unknown[xbof][xbof] + 1 && 0 == ldv_urb_state) && 0 == ir_add_bof) && xbof == 0) && 0 == ldv_coherent_state) && 0 == unknown-#memory_int-unknown[buffer_size][buffer_size] - InvariantResult [Line: 4848]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3962]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4474]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4975]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4537]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3969]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4980]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4825]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4837]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4502]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4831]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4360]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4810]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3614]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3647]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5106]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4116]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4281]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4604]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4199]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4455]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4059]: Loop Invariant Derived loop invariant: !(\old(xbof___0) == 0) && !(64 == \old(xbof___0)) - InvariantResult [Line: 5035]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4613]: Loop Invariant [2018-12-02 21:22:40,645 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 21:22:40,646 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 21:22:40,646 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 21:22:40,646 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 21:22:40,646 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 21:22:40,646 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) || !(0 == \old(unknown-#memory_int-unknown)[buffer_size][buffer_size]) - InvariantResult [Line: 4602]: Loop Invariant [2018-12-02 21:22:40,646 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 21:22:40,647 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 21:22:40,647 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 21:22:40,647 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) - InvariantResult [Line: 4068]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4056]: Loop Invariant Derived loop invariant: ((((((!(\old(xbof___0) == 0) && !(\old(xbof___0) == 2)) && !(\old(xbof___0) == 1)) && !(\old(xbof___0) == 24)) && !(64 == \old(xbof___0))) && !(\old(xbof___0) == 6)) && !(\old(xbof___0) == 12)) && !(\old(xbof___0) == 3) - InvariantResult [Line: 4906]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3969]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4222]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5115]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4474]: Loop Invariant Derived loop invariant: 1 * 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 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 660.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -113.4 MB). Peak memory consumption was 80.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 56.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2624.10 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 119.0 MB). Free memory was 1.0 GB in the beginning and 823.0 MB in the end (delta: 219.2 MB). Peak memory consumption was 338.2 MB. Max. memory is 11.5 GB. * CodeCheck took 77398.22 ms. Allocated memory was 1.3 GB in the beginning and 2.3 GB in the end (delta: 1.0 GB). Free memory was 823.0 MB in the beginning and 1.4 GB in the end (delta: -596.4 MB). Peak memory consumption was 410.2 MB. Max. memory is 11.5 GB. * Witness Printer took 176.42 ms. Allocated memory is still 2.3 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 143.6 MB). Peak memory consumption was 143.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int RESULT: Ultimate proved your program to be correct! Received shutdown request...