./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko_false-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_28633f87-9433-41ed-a408-9ae9febf882d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_28633f87-9433-41ed-a408-9ae9febf882d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_28633f87-9433-41ed-a408-9ae9febf882d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_28633f87-9433-41ed-a408-9ae9febf882d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko_false-unreach-call.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_28633f87-9433-41ed-a408-9ae9febf882d/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_28633f87-9433-41ed-a408-9ae9febf882d/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 6062a0f858079dce1e4b363d94293e5e973e75f1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_28633f87-9433-41ed-a408-9ae9febf882d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_28633f87-9433-41ed-a408-9ae9febf882d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_28633f87-9433-41ed-a408-9ae9febf882d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_28633f87-9433-41ed-a408-9ae9febf882d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko_false-unreach-call.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_28633f87-9433-41ed-a408-9ae9febf882d/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_28633f87-9433-41ed-a408-9ae9febf882d/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 6062a0f858079dce1e4b363d94293e5e973e75f1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 17:34:10,538 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 17:34:10,539 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 17:34:10,545 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 17:34:10,545 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 17:34:10,546 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 17:34:10,547 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 17:34:10,548 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 17:34:10,548 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 17:34:10,549 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 17:34:10,549 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 17:34:10,550 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 17:34:10,550 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 17:34:10,551 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 17:34:10,551 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 17:34:10,552 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 17:34:10,552 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 17:34:10,553 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 17:34:10,554 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 17:34:10,555 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 17:34:10,555 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 17:34:10,556 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 17:34:10,557 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 17:34:10,557 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 17:34:10,558 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 17:34:10,558 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 17:34:10,559 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 17:34:10,560 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 17:34:10,560 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 17:34:10,561 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 17:34:10,561 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 17:34:10,561 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 17:34:10,561 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 17:34:10,561 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 17:34:10,562 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 17:34:10,562 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 17:34:10,563 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_28633f87-9433-41ed-a408-9ae9febf882d/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-12-01 17:34:10,570 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 17:34:10,570 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 17:34:10,571 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 17:34:10,571 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 17:34:10,571 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 17:34:10,571 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 17:34:10,571 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 17:34:10,572 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 17:34:10,572 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 17:34:10,572 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 17:34:10,572 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 17:34:10,572 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 17:34:10,572 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 17:34:10,572 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 17:34:10,572 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 17:34:10,572 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 17:34:10,573 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 17:34:10,573 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 17:34:10,573 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 17:34:10,573 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 17:34:10,573 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 17:34:10,573 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 17:34:10,573 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 17:34:10,573 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 17:34:10,574 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 17:34:10,574 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 17:34:10,574 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-01 17:34:10,574 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_28633f87-9433-41ed-a408-9ae9febf882d/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 -> 6062a0f858079dce1e4b363d94293e5e973e75f1 [2018-12-01 17:34:10,591 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 17:34:10,598 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 17:34:10,600 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 17:34:10,601 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 17:34:10,601 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 17:34:10,602 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_28633f87-9433-41ed-a408-9ae9febf882d/bin-2019/ukojak/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko_false-unreach-call.cil.out.i [2018-12-01 17:34:10,636 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_28633f87-9433-41ed-a408-9ae9febf882d/bin-2019/ukojak/data/f46d59057/941ac775e32b468e80f433b4a2ff220d/FLAGabbc560ca [2018-12-01 17:34:11,236 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 17:34:11,236 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_28633f87-9433-41ed-a408-9ae9febf882d/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko_false-unreach-call.cil.out.i [2018-12-01 17:34:11,255 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_28633f87-9433-41ed-a408-9ae9febf882d/bin-2019/ukojak/data/f46d59057/941ac775e32b468e80f433b4a2ff220d/FLAGabbc560ca [2018-12-01 17:34:11,487 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_28633f87-9433-41ed-a408-9ae9febf882d/bin-2019/ukojak/data/f46d59057/941ac775e32b468e80f433b4a2ff220d [2018-12-01 17:34:11,493 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 17:34:11,495 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 17:34:11,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 17:34:11,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 17:34:11,504 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 17:34:11,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:34:11" (1/1) ... [2018-12-01 17:34:11,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d04ea20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:34:11, skipping insertion in model container [2018-12-01 17:34:11,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:34:11" (1/1) ... [2018-12-01 17:34:11,525 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 17:34:11,608 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 17:34:12,946 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 17:34:12,968 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 17:34:13,168 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 17:34:13,432 INFO L195 MainTranslator]: Completed translation [2018-12-01 17:34:13,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:34:13 WrapperNode [2018-12-01 17:34:13,432 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 17:34:13,433 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 17:34:13,433 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 17:34:13,433 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 17:34:13,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:34:13" (1/1) ... [2018-12-01 17:34:13,487 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:34:13" (1/1) ... [2018-12-01 17:34:13,584 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 17:34:13,585 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 17:34:13,585 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 17:34:13,585 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 17:34:13,592 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:34:13" (1/1) ... [2018-12-01 17:34:13,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:34:13" (1/1) ... [2018-12-01 17:34:13,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:34:13" (1/1) ... [2018-12-01 17:34:13,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:34:13" (1/1) ... [2018-12-01 17:34:13,675 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:34:13" (1/1) ... [2018-12-01 17:34:13,685 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:34:13" (1/1) ... [2018-12-01 17:34:13,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:34:13" (1/1) ... [2018-12-01 17:34:13,711 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 17:34:13,712 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 17:34:13,712 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 17:34:13,712 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 17:34:13,712 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:34:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_28633f87-9433-41ed-a408-9ae9febf882d/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 [2018-12-01 17:34:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2018-12-01 17:34:13,746 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2018-12-01 17:34:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2018-12-01 17:34:13,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2018-12-01 17:34:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2018-12-01 17:34:13,746 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2018-12-01 17:34:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2018-12-01 17:34:13,747 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2018-12-01 17:34:13,747 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2018-12-01 17:34:13,747 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2018-12-01 17:34:13,747 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2018-12-01 17:34:13,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-12-01 17:34:13,747 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2018-12-01 17:34:13,747 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2018-12-01 17:34:13,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-01 17:34:13,747 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-12-01 17:34:13,748 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-12-01 17:34:13,748 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2018-12-01 17:34:13,748 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2018-12-01 17:34:13,748 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2018-12-01 17:34:13,748 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2018-12-01 17:34:13,748 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2018-12-01 17:34:13,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2018-12-01 17:34:13,748 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2018-12-01 17:34:13,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2018-12-01 17:34:13,749 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2018-12-01 17:34:13,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2018-12-01 17:34:13,749 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2018-12-01 17:34:13,749 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2018-12-01 17:34:13,749 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2018-12-01 17:34:13,749 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2018-12-01 17:34:13,749 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2018-12-01 17:34:13,749 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2018-12-01 17:34:13,749 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_external_alloc [2018-12-01 17:34:13,749 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2018-12-01 17:34:13,750 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2018-12-01 17:34:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2018-12-01 17:34:13,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2018-12-01 17:34:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2018-12-01 17:34:13,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2018-12-01 17:34:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2018-12-01 17:34:13,750 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2018-12-01 17:34:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2018-12-01 17:34:13,750 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2018-12-01 17:34:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2018-12-01 17:34:13,751 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2018-12-01 17:34:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2018-12-01 17:34:13,751 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2018-12-01 17:34:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2018-12-01 17:34:13,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2018-12-01 17:34:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2018-12-01 17:34:13,751 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2018-12-01 17:34:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-12-01 17:34:13,751 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-12-01 17:34:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2018-12-01 17:34:13,752 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2018-12-01 17:34:13,752 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-12-01 17:34:13,752 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-12-01 17:34:13,752 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2018-12-01 17:34:13,752 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2018-12-01 17:34:13,752 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2018-12-01 17:34:13,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2018-12-01 17:34:13,752 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2018-12-01 17:34:13,752 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2018-12-01 17:34:13,752 INFO L130 BoogieDeclarations]: Found specification of procedure __unit_alloc [2018-12-01 17:34:13,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __unit_alloc [2018-12-01 17:34:13,753 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2018-12-01 17:34:13,753 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2018-12-01 17:34:13,753 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2018-12-01 17:34:13,753 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2018-12-01 17:34:13,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-01 17:34:13,753 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2018-12-01 17:34:13,753 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2018-12-01 17:34:13,753 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2018-12-01 17:34:13,753 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2018-12-01 17:34:13,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2018-12-01 17:34:13,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2018-12-01 17:34:13,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 17:34:13,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-01 17:34:13,754 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2018-12-01 17:34:13,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2018-12-01 17:34:13,754 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2018-12-01 17:34:13,754 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2018-12-01 17:34:13,754 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2018-12-01 17:34:13,754 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2018-12-01 17:34:13,754 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2018-12-01 17:34:13,754 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2018-12-01 17:34:13,754 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2018-12-01 17:34:13,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2018-12-01 17:34:13,755 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2018-12-01 17:34:13,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2018-12-01 17:34:13,755 INFO L130 BoogieDeclarations]: Found specification of procedure sk_run_filter [2018-12-01 17:34:13,755 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_run_filter [2018-12-01 17:34:13,755 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2018-12-01 17:34:13,755 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2018-12-01 17:34:13,755 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2018-12-01 17:34:13,755 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2018-12-01 17:34:13,755 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2018-12-01 17:34:13,755 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2018-12-01 17:34:13,756 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2018-12-01 17:34:13,756 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2018-12-01 17:34:13,756 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2018-12-01 17:34:13,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2018-12-01 17:34:13,756 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2018-12-01 17:34:13,756 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2018-12-01 17:34:13,756 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2018-12-01 17:34:13,756 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2018-12-01 17:34:13,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-12-01 17:34:13,756 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2018-12-01 17:34:13,757 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2018-12-01 17:34:13,757 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2018-12-01 17:34:13,757 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2018-12-01 17:34:13,757 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2018-12-01 17:34:13,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2018-12-01 17:34:13,757 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2018-12-01 17:34:13,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2018-12-01 17:34:13,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-12-01 17:34:13,757 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2018-12-01 17:34:13,757 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2018-12-01 17:34:13,757 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2018-12-01 17:34:13,757 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2018-12-01 17:34:13,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 17:34:13,758 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2018-12-01 17:34:13,758 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2018-12-01 17:34:13,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-01 17:34:13,758 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2018-12-01 17:34:13,758 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2018-12-01 17:34:13,758 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2018-12-01 17:34:13,758 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2018-12-01 17:34:13,758 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2018-12-01 17:34:13,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2018-12-01 17:34:13,759 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2018-12-01 17:34:13,759 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2018-12-01 17:34:13,759 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2018-12-01 17:34:13,759 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2018-12-01 17:34:13,759 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2018-12-01 17:34:13,759 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2018-12-01 17:34:13,759 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2018-12-01 17:34:13,759 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2018-12-01 17:34:13,759 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-01 17:34:13,759 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2018-12-01 17:34:13,759 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2018-12-01 17:34:13,760 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2018-12-01 17:34:13,760 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2018-12-01 17:34:13,760 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2018-12-01 17:34:13,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-01 17:34:13,760 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2018-12-01 17:34:13,760 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2018-12-01 17:34:13,760 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2018-12-01 17:34:13,760 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2018-12-01 17:34:13,760 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2018-12-01 17:34:13,760 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2018-12-01 17:34:13,760 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2018-12-01 17:34:13,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2018-12-01 17:34:13,761 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2018-12-01 17:34:13,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2018-12-01 17:34:13,761 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2018-12-01 17:34:13,761 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2018-12-01 17:34:13,761 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2018-12-01 17:34:13,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2018-12-01 17:34:13,761 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2018-12-01 17:34:13,761 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2018-12-01 17:34:13,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-01 17:34:13,761 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2018-12-01 17:34:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2018-12-01 17:34:13,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2018-12-01 17:34:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-12-01 17:34:13,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-12-01 17:34:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2018-12-01 17:34:13,762 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2018-12-01 17:34:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2018-12-01 17:34:13,762 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2018-12-01 17:34:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2018-12-01 17:34:13,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2018-12-01 17:34:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2018-12-01 17:34:13,762 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2018-12-01 17:34:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2018-12-01 17:34:13,763 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2018-12-01 17:34:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2018-12-01 17:34:13,763 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2018-12-01 17:34:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2018-12-01 17:34:13,763 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2018-12-01 17:34:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2018-12-01 17:34:13,763 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2018-12-01 17:34:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2018-12-01 17:34:13,763 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2018-12-01 17:34:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2018-12-01 17:34:13,763 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2018-12-01 17:34:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2018-12-01 17:34:13,764 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2018-12-01 17:34:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2018-12-01 17:34:13,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2018-12-01 17:34:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2018-12-01 17:34:13,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2018-12-01 17:34:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2018-12-01 17:34:13,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2018-12-01 17:34:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_poll [2018-12-01 17:34:13,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_poll [2018-12-01 17:34:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-01 17:34:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2018-12-01 17:34:13,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2018-12-01 17:34:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2018-12-01 17:34:13,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2018-12-01 17:34:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 17:34:13,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 17:34:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2018-12-01 17:34:13,765 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2018-12-01 17:34:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2018-12-01 17:34:13,765 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2018-12-01 17:34:14,443 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,444 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,444 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,922 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,923 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-01 17:34:14,923 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,923 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,923 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,924 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,924 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,924 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,925 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,925 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,925 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,925 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,925 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,926 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,926 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,926 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-01 17:34:14,927 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,927 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,927 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,928 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,928 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-01 17:34:14,928 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,928 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,928 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,928 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,928 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,928 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,928 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,929 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,929 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,930 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,930 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,930 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,930 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,930 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,930 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,930 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,930 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,930 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,931 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,931 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,931 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,931 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,932 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:14,932 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:15,404 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:15,404 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-01 17:34:15,405 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:15,405 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:15,408 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:34:15,408 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-01 17:34:39,475 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 17:34:39,475 INFO L280 CfgBuilder]: Removed 242 assue(true) statements. [2018-12-01 17:34:39,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:34:39 BoogieIcfgContainer [2018-12-01 17:34:39,476 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 17:34:39,476 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 17:34:39,476 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 17:34:39,482 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 17:34:39,482 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:34:39" (1/1) ... [2018-12-01 17:34:39,488 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:34:39,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:39,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 1135 states and 1633 transitions. [2018-12-01 17:34:39,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1633 transitions. [2018-12-01 17:34:39,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-01 17:34:39,532 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:39,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:39,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:34:39,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:39,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 1138 states and 1637 transitions. [2018-12-01 17:34:39,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1637 transitions. [2018-12-01 17:34:39,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-01 17:34:39,845 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:39,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:39,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:34:39,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:39,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 1139 states and 1639 transitions. [2018-12-01 17:34:39,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1639 transitions. [2018-12-01 17:34:39,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-01 17:34:39,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:39,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:39,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:34:40,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:40,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 1141 states and 1641 transitions. [2018-12-01 17:34:40,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 1641 transitions. [2018-12-01 17:34:40,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 17:34:40,088 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:40,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:40,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:34:40,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:40,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1151 states and 1671 transitions. [2018-12-01 17:34:40,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1671 transitions. [2018-12-01 17:34:40,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-01 17:34:40,505 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:40,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:40,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:34:40,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:40,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1145 states and 1660 transitions. [2018-12-01 17:34:40,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1660 transitions. [2018-12-01 17:34:40,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-01 17:34:40,572 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:40,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:40,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:40,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:40,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 1146 states and 1662 transitions. [2018-12-01 17:34:40,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1662 transitions. [2018-12-01 17:34:40,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-01 17:34:40,654 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:40,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:40,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:40,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:40,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1158 states and 1696 transitions. [2018-12-01 17:34:40,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1696 transitions. [2018-12-01 17:34:40,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-01 17:34:40,937 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:40,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:40,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:34:41,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:41,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 1166 states and 1723 transitions. [2018-12-01 17:34:41,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1723 transitions. [2018-12-01 17:34:41,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 17:34:41,254 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:41,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:41,290 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:41,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:41,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 1170 states and 1730 transitions. [2018-12-01 17:34:41,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1730 transitions. [2018-12-01 17:34:41,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 17:34:41,395 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:41,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:41,424 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:34:41,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:41,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 1171 states and 1730 transitions. [2018-12-01 17:34:41,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1730 transitions. [2018-12-01 17:34:41,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 17:34:41,435 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:41,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:41,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:34:41,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:41,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1171 states and 1729 transitions. [2018-12-01 17:34:41,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1729 transitions. [2018-12-01 17:34:41,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 17:34:41,490 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:41,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:41,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:41,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:41,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 1173 states and 1732 transitions. [2018-12-01 17:34:41,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1732 transitions. [2018-12-01 17:34:41,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 17:34:41,536 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:41,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:41,580 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:41,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:41,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 1174 states and 1734 transitions. [2018-12-01 17:34:41,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1734 transitions. [2018-12-01 17:34:41,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-01 17:34:41,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:41,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:41,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:34:41,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:41,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 1179 states and 1740 transitions. [2018-12-01 17:34:41,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1740 transitions. [2018-12-01 17:34:41,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 17:34:41,664 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:41,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:41,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:41,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:41,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 1181 states and 1743 transitions. [2018-12-01 17:34:41,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1743 transitions. [2018-12-01 17:34:41,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-01 17:34:41,705 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:41,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:41,736 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 17:34:41,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:41,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1185 states and 1750 transitions. [2018-12-01 17:34:41,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1750 transitions. [2018-12-01 17:34:41,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-01 17:34:41,809 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:41,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:41,839 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 17:34:41,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:41,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1785 states to 1187 states and 1753 transitions. [2018-12-01 17:34:41,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1753 transitions. [2018-12-01 17:34:41,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 17:34:41,855 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:41,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:41,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:41,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:41,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 1192 states and 1759 transitions. [2018-12-01 17:34:41,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1759 transitions. [2018-12-01 17:34:41,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-01 17:34:41,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:41,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:41,938 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 17:34:41,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:41,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 1194 states and 1761 transitions. [2018-12-01 17:34:41,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1761 transitions. [2018-12-01 17:34:41,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 17:34:41,952 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:41,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:41,980 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 17:34:41,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:41,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 1196 states and 1764 transitions. [2018-12-01 17:34:41,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1764 transitions. [2018-12-01 17:34:41,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 17:34:41,991 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:42,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:42,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:34:42,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:42,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 1196 states and 1763 transitions. [2018-12-01 17:34:42,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1763 transitions. [2018-12-01 17:34:42,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-01 17:34:42,048 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:42,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:42,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:34:42,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:42,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1198 states and 1765 transitions. [2018-12-01 17:34:42,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1765 transitions. [2018-12-01 17:34:42,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 17:34:42,085 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:42,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:42,109 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:34:42,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:42,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 1200 states and 1767 transitions. [2018-12-01 17:34:42,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1767 transitions. [2018-12-01 17:34:42,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 17:34:42,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:42,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:42,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:42,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:42,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 1203 states and 1771 transitions. [2018-12-01 17:34:42,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1771 transitions. [2018-12-01 17:34:42,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-01 17:34:42,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:42,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:42,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:42,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:42,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1819 states to 1208 states and 1780 transitions. [2018-12-01 17:34:42,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1780 transitions. [2018-12-01 17:34:42,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-01 17:34:42,195 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:42,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:42,223 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 17:34:42,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:42,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1845 states to 1215 states and 1806 transitions. [2018-12-01 17:34:42,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 1806 transitions. [2018-12-01 17:34:42,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-01 17:34:42,498 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:42,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:42,558 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-01 17:34:42,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:42,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 1218 states and 1821 transitions. [2018-12-01 17:34:42,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1821 transitions. [2018-12-01 17:34:42,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-01 17:34:42,720 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:42,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:42,748 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 17:34:42,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:42,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 1221 states and 1825 transitions. [2018-12-01 17:34:42,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 1825 transitions. [2018-12-01 17:34:42,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-01 17:34:42,761 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:42,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:42,787 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 17:34:42,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:42,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1874 states to 1226 states and 1834 transitions. [2018-12-01 17:34:42,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 1834 transitions. [2018-12-01 17:34:42,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-01 17:34:42,801 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:42,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:42,829 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 17:34:42,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:42,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1881 states to 1230 states and 1841 transitions. [2018-12-01 17:34:42,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1841 transitions. [2018-12-01 17:34:42,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-01 17:34:42,939 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:42,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:43,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:43,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:43,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 1234 states and 1853 transitions. [2018-12-01 17:34:43,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 1853 transitions. [2018-12-01 17:34:43,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-01 17:34:43,076 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:43,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:43,119 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 17:34:43,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:43,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 1236 states and 1856 transitions. [2018-12-01 17:34:43,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 1856 transitions. [2018-12-01 17:34:43,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-01 17:34:43,138 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:43,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:43,201 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 17:34:43,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:43,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 1239 states and 1871 transitions. [2018-12-01 17:34:43,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 1871 transitions. [2018-12-01 17:34:43,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-01 17:34:43,297 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:43,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:43,332 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 17:34:43,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:43,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1915 states to 1241 states and 1874 transitions. [2018-12-01 17:34:43,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1874 transitions. [2018-12-01 17:34:43,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-01 17:34:43,344 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:43,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:43,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:43,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:43,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1928 states to 1247 states and 1887 transitions. [2018-12-01 17:34:43,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 1887 transitions. [2018-12-01 17:34:43,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 17:34:43,424 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:43,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:43,458 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 17:34:43,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:43,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 1243 states and 1880 transitions. [2018-12-01 17:34:43,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1880 transitions. [2018-12-01 17:34:43,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-01 17:34:43,482 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:43,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:43,541 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 17:34:43,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:43,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 1245 states and 1882 transitions. [2018-12-01 17:34:43,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1882 transitions. [2018-12-01 17:34:43,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-01 17:34:43,554 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:43,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:43,609 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 17:34:43,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:43,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 1247 states and 1897 transitions. [2018-12-01 17:34:43,744 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 1897 transitions. [2018-12-01 17:34:43,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 17:34:43,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:43,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:43,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:43,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:43,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1952 states to 1248 states and 1899 transitions. [2018-12-01 17:34:43,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1899 transitions. [2018-12-01 17:34:43,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-01 17:34:43,813 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:43,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:43,874 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 17:34:43,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:43,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 1250 states and 1901 transitions. [2018-12-01 17:34:43,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1901 transitions. [2018-12-01 17:34:43,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 17:34:43,890 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:43,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:44,016 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 17:34:44,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:44,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1253 states and 1909 transitions. [2018-12-01 17:34:44,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1909 transitions. [2018-12-01 17:34:44,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-01 17:34:44,115 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:44,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:44,144 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-01 17:34:44,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:44,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 1255 states and 1911 transitions. [2018-12-01 17:34:44,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 1911 transitions. [2018-12-01 17:34:44,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 17:34:44,153 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:44,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:44,205 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 17:34:44,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:44,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 1257 states and 1913 transitions. [2018-12-01 17:34:44,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1913 transitions. [2018-12-01 17:34:44,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-01 17:34:44,217 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:44,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:44,244 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 17:34:44,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:44,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1261 states and 1925 transitions. [2018-12-01 17:34:44,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1925 transitions. [2018-12-01 17:34:44,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-01 17:34:44,278 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:44,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:44,318 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 17:34:44,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:44,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 1264 states and 1929 transitions. [2018-12-01 17:34:44,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1929 transitions. [2018-12-01 17:34:44,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-01 17:34:44,339 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:44,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:44,365 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 17:34:44,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:44,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 1269 states and 1935 transitions. [2018-12-01 17:34:44,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1935 transitions. [2018-12-01 17:34:44,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 17:34:44,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:44,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:44,450 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 17:34:44,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:44,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1990 states to 1271 states and 1937 transitions. [2018-12-01 17:34:44,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1937 transitions. [2018-12-01 17:34:44,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-01 17:34:44,469 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:44,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:44,500 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-01 17:34:44,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:44,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 1273 states and 1939 transitions. [2018-12-01 17:34:44,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 1939 transitions. [2018-12-01 17:34:44,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 17:34:44,512 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:44,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:44,544 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 17:34:44,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:44,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1998 states to 1278 states and 1945 transitions. [2018-12-01 17:34:44,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1945 transitions. [2018-12-01 17:34:44,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-01 17:34:44,575 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:44,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:44,644 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 17:34:44,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:44,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 1280 states and 1947 transitions. [2018-12-01 17:34:44,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 1947 transitions. [2018-12-01 17:34:44,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-01 17:34:44,662 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:44,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:44,736 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 17:34:44,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:44,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2012 states to 1283 states and 1955 transitions. [2018-12-01 17:34:44,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 1955 transitions. [2018-12-01 17:34:44,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-01 17:34:44,802 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:44,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:44,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:44,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:44,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2031 states to 1285 states and 1964 transitions. [2018-12-01 17:34:44,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1964 transitions. [2018-12-01 17:34:44,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-01 17:34:44,851 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:44,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:44,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:45,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:45,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 1292 states and 1991 transitions. [2018-12-01 17:34:45,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 1991 transitions. [2018-12-01 17:34:45,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-01 17:34:45,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:45,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:45,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:45,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:45,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 1294 states and 1993 transitions. [2018-12-01 17:34:45,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 1993 transitions. [2018-12-01 17:34:45,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-01 17:34:45,347 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:45,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:45,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:34:45,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:45,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2069 states to 1296 states and 1994 transitions. [2018-12-01 17:34:45,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 1994 transitions. [2018-12-01 17:34:45,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-01 17:34:45,570 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:45,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:45,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:34:45,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:45,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2071 states to 1298 states and 1996 transitions. [2018-12-01 17:34:45,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 1996 transitions. [2018-12-01 17:34:45,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-01 17:34:45,922 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:45,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:45,971 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 17:34:45,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:45,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2073 states to 1300 states and 1998 transitions. [2018-12-01 17:34:45,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 1998 transitions. [2018-12-01 17:34:45,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-01 17:34:45,982 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:45,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:46,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:46,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:46,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2074 states to 1300 states and 1997 transitions. [2018-12-01 17:34:46,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 1997 transitions. [2018-12-01 17:34:46,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-01 17:34:46,023 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:46,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:46,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:34:47,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:47,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2075 states to 1302 states and 1998 transitions. [2018-12-01 17:34:47,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 1998 transitions. [2018-12-01 17:34:47,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-01 17:34:47,446 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:47,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:47,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:47,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:47,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2107 states to 1304 states and 2022 transitions. [2018-12-01 17:34:47,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 2022 transitions. [2018-12-01 17:34:47,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-01 17:34:47,515 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:47,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:47,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:47,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:47,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2112 states to 1304 states and 2021 transitions. [2018-12-01 17:34:47,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 2021 transitions. [2018-12-01 17:34:47,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-01 17:34:47,564 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:47,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:47,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:47,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:47,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 1309 states and 2027 transitions. [2018-12-01 17:34:47,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 2027 transitions. [2018-12-01 17:34:47,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-01 17:34:47,741 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:47,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:47,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:48,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:48,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2143 states to 1322 states and 2052 transitions. [2018-12-01 17:34:48,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 2052 transitions. [2018-12-01 17:34:48,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-01 17:34:48,060 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:48,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:48,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:48,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:48,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 1325 states and 2055 transitions. [2018-12-01 17:34:48,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 2055 transitions. [2018-12-01 17:34:48,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-01 17:34:48,378 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:48,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:48,412 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 17:34:48,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:48,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 1332 states and 2076 transitions. [2018-12-01 17:34:48,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 2076 transitions. [2018-12-01 17:34:48,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-01 17:34:48,660 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:48,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:48,687 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 17:34:48,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:48,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 1335 states and 2082 transitions. [2018-12-01 17:34:48,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 2082 transitions. [2018-12-01 17:34:48,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-01 17:34:48,703 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:48,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:48,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:48,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 1335 states and 2081 transitions. [2018-12-01 17:34:48,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 2081 transitions. [2018-12-01 17:34:48,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-01 17:34:48,742 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:48,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:48,770 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 17:34:48,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:48,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 1338 states and 2089 transitions. [2018-12-01 17:34:48,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 2089 transitions. [2018-12-01 17:34:48,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-01 17:34:48,792 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:48,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:48,818 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 17:34:48,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:48,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2212 states to 1345 states and 2103 transitions. [2018-12-01 17:34:48,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 2103 transitions. [2018-12-01 17:34:48,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-01 17:34:48,844 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:48,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:48,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:48,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:48,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 1346 states and 2104 transitions. [2018-12-01 17:34:48,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 2104 transitions. [2018-12-01 17:34:48,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-01 17:34:48,879 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:48,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:48,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:49,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:49,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1349 states and 2110 transitions. [2018-12-01 17:34:49,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 2110 transitions. [2018-12-01 17:34:49,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-01 17:34:49,238 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:49,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:49,264 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 17:34:49,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:49,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 1349 states and 2109 transitions. [2018-12-01 17:34:49,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 2109 transitions. [2018-12-01 17:34:49,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-01 17:34:49,273 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:49,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:49,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:49,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:49,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 1349 states and 2108 transitions. [2018-12-01 17:34:49,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 2108 transitions. [2018-12-01 17:34:49,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-01 17:34:49,311 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:49,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:49,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:49,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:49,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 1351 states and 2131 transitions. [2018-12-01 17:34:49,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 2131 transitions. [2018-12-01 17:34:49,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-01 17:34:49,364 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:49,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:49,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:49,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:49,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2267 states to 1351 states and 2130 transitions. [2018-12-01 17:34:49,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 2130 transitions. [2018-12-01 17:34:49,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-01 17:34:49,402 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:49,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:49,428 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 17:34:49,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:49,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 1351 states and 2129 transitions. [2018-12-01 17:34:49,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 2129 transitions. [2018-12-01 17:34:49,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-01 17:34:49,437 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:49,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:49,463 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 17:34:49,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:49,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2269 states to 1351 states and 2128 transitions. [2018-12-01 17:34:49,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 2128 transitions. [2018-12-01 17:34:49,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 17:34:49,472 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:49,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:49,794 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:50,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:50,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 1369 states and 2182 transitions. [2018-12-01 17:34:50,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 2182 transitions. [2018-12-01 17:34:50,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-01 17:34:50,628 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:50,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:50,652 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:50,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:50,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2328 states to 1370 states and 2183 transitions. [2018-12-01 17:34:50,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 2183 transitions. [2018-12-01 17:34:50,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-01 17:34:50,661 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:50,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:50,709 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 17:34:50,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:50,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2339 states to 1375 states and 2194 transitions. [2018-12-01 17:34:50,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 2194 transitions. [2018-12-01 17:34:50,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 17:34:50,813 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:50,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:50,835 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 17:34:50,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:50,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 1376 states and 2196 transitions. [2018-12-01 17:34:50,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 2196 transitions. [2018-12-01 17:34:50,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 17:34:50,851 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:50,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:50,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:50,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:50,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2350 states to 1376 states and 2195 transitions. [2018-12-01 17:34:50,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 2195 transitions. [2018-12-01 17:34:50,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 17:34:50,890 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:50,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:50,917 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 17:34:50,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:50,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2355 states to 1376 states and 2194 transitions. [2018-12-01 17:34:50,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 2194 transitions. [2018-12-01 17:34:50,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 17:34:50,932 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:50,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:50,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:50,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:50,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 1378 states and 2201 transitions. [2018-12-01 17:34:50,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 2201 transitions. [2018-12-01 17:34:50,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 17:34:50,983 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:50,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:51,006 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:51,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:51,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2363 states to 1378 states and 2200 transitions. [2018-12-01 17:34:51,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 2200 transitions. [2018-12-01 17:34:51,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 17:34:51,014 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:51,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:51,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:51,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:51,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2375 states to 1385 states and 2212 transitions. [2018-12-01 17:34:51,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 2212 transitions. [2018-12-01 17:34:51,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-01 17:34:51,078 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:51,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:51,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:51,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:51,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2378 states to 1387 states and 2215 transitions. [2018-12-01 17:34:51,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 2215 transitions. [2018-12-01 17:34:51,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-01 17:34:51,112 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:51,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:51,138 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 17:34:51,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:51,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2380 states to 1388 states and 2217 transitions. [2018-12-01 17:34:51,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 2217 transitions. [2018-12-01 17:34:51,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 17:34:51,154 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:51,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:51,179 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-01 17:34:51,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:51,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2380 states to 1389 states and 2217 transitions. [2018-12-01 17:34:51,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 2217 transitions. [2018-12-01 17:34:51,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 17:34:51,190 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:51,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:51,216 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 17:34:51,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:51,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2383 states to 1392 states and 2220 transitions. [2018-12-01 17:34:51,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 2220 transitions. [2018-12-01 17:34:51,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 17:34:51,225 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:51,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:51,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:51,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:51,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2391 states to 1392 states and 2219 transitions. [2018-12-01 17:34:51,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 2219 transitions. [2018-12-01 17:34:51,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 17:34:51,306 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:51,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:51,332 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 17:34:51,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:51,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 1399 states and 2232 transitions. [2018-12-01 17:34:51,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 2232 transitions. [2018-12-01 17:34:51,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-01 17:34:51,359 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:51,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:51,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:51,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:51,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2409 states to 1400 states and 2233 transitions. [2018-12-01 17:34:51,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 2233 transitions. [2018-12-01 17:34:51,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-01 17:34:51,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:51,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:51,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:51,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:51,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2413 states to 1405 states and 2237 transitions. [2018-12-01 17:34:51,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 2237 transitions. [2018-12-01 17:34:51,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 17:34:51,839 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:51,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:51,867 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 17:34:51,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:51,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2420 states to 1405 states and 2236 transitions. [2018-12-01 17:34:51,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 2236 transitions. [2018-12-01 17:34:51,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 17:34:51,889 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:51,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:51,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:51,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:51,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2432 states to 1405 states and 2234 transitions. [2018-12-01 17:34:51,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 2234 transitions. [2018-12-01 17:34:51,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 17:34:51,937 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:51,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:51,963 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 17:34:51,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:51,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2435 states to 1405 states and 2233 transitions. [2018-12-01 17:34:51,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 2233 transitions. [2018-12-01 17:34:51,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-01 17:34:51,976 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:51,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:52,002 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 17:34:52,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:52,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2436 states to 1405 states and 2232 transitions. [2018-12-01 17:34:52,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 2232 transitions. [2018-12-01 17:34:52,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 17:34:52,011 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:52,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:52,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:52,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:52,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 1405 states and 2231 transitions. [2018-12-01 17:34:52,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 2231 transitions. [2018-12-01 17:34:52,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-01 17:34:52,054 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:52,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:52,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:52,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:52,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2465 states to 1410 states and 2239 transitions. [2018-12-01 17:34:52,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 2239 transitions. [2018-12-01 17:34:52,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-01 17:34:52,118 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:52,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:52,145 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 17:34:52,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:52,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2473 states to 1412 states and 2247 transitions. [2018-12-01 17:34:52,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 2247 transitions. [2018-12-01 17:34:52,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-01 17:34:52,176 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:52,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:52,202 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 17:34:52,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:52,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2475 states to 1408 states and 2237 transitions. [2018-12-01 17:34:52,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 2237 transitions. [2018-12-01 17:34:52,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-01 17:34:52,212 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:52,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:52,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:52,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:52,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2477 states to 1410 states and 2239 transitions. [2018-12-01 17:34:52,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 2239 transitions. [2018-12-01 17:34:52,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-01 17:34:52,272 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:52,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:52,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:52,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:52,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2479 states to 1412 states and 2241 transitions. [2018-12-01 17:34:52,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 2241 transitions. [2018-12-01 17:34:52,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-01 17:34:52,333 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:52,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:52,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:52,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:52,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 1415 states and 2249 transitions. [2018-12-01 17:34:52,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 2249 transitions. [2018-12-01 17:34:52,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-01 17:34:52,395 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:52,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:52,561 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:52,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:52,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 1416 states and 2249 transitions. [2018-12-01 17:34:52,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 2249 transitions. [2018-12-01 17:34:52,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 17:34:52,721 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:52,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:52,743 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 17:34:52,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:52,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2500 states to 1420 states and 2262 transitions. [2018-12-01 17:34:52,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 2262 transitions. [2018-12-01 17:34:52,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-01 17:34:52,964 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:52,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:52,991 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 17:34:53,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:53,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2503 states to 1420 states and 2261 transitions. [2018-12-01 17:34:53,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 2261 transitions. [2018-12-01 17:34:53,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-01 17:34:53,008 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:53,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:53,036 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:53,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:53,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2509 states to 1420 states and 2260 transitions. [2018-12-01 17:34:53,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 2260 transitions. [2018-12-01 17:34:53,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-01 17:34:53,077 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:53,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:53,106 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-01 17:34:53,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:53,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2515 states to 1424 states and 2266 transitions. [2018-12-01 17:34:53,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 2266 transitions. [2018-12-01 17:34:53,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-01 17:34:53,355 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:53,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:53,382 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 17:34:53,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:53,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2515 states to 1425 states and 2266 transitions. [2018-12-01 17:34:53,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 2266 transitions. [2018-12-01 17:34:53,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-01 17:34:53,394 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:53,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:53,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:53,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:53,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2525 states to 1428 states and 2271 transitions. [2018-12-01 17:34:53,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 2271 transitions. [2018-12-01 17:34:53,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 17:34:53,439 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:53,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:53,459 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 17:34:53,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:53,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2525 states to 1429 states and 2271 transitions. [2018-12-01 17:34:53,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 2271 transitions. [2018-12-01 17:34:53,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-01 17:34:53,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:53,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:53,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:53,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:53,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2532 states to 1429 states and 2269 transitions. [2018-12-01 17:34:53,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 2269 transitions. [2018-12-01 17:34:53,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-01 17:34:53,524 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:53,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:53,550 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 17:34:53,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:53,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2532 states to 1430 states and 2269 transitions. [2018-12-01 17:34:53,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 2269 transitions. [2018-12-01 17:34:53,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-01 17:34:53,563 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:53,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:53,590 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 17:34:53,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:53,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2535 states to 1430 states and 2268 transitions. [2018-12-01 17:34:53,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 2268 transitions. [2018-12-01 17:34:53,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-01 17:34:53,607 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:53,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:53,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:53,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:53,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 1430 states and 2267 transitions. [2018-12-01 17:34:53,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 2267 transitions. [2018-12-01 17:34:53,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-01 17:34:53,656 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:53,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:53,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:53,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:53,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2556 states to 1430 states and 2266 transitions. [2018-12-01 17:34:53,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 2266 transitions. [2018-12-01 17:34:53,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-01 17:34:53,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:53,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:53,723 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 17:34:53,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:53,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 1434 states and 2276 transitions. [2018-12-01 17:34:53,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 2276 transitions. [2018-12-01 17:34:53,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-01 17:34:53,751 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:53,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:53,777 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 17:34:53,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:53,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 1435 states and 2277 transitions. [2018-12-01 17:34:53,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 2277 transitions. [2018-12-01 17:34:53,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-01 17:34:53,791 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:53,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:53,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:34:53,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:53,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2586 states to 1436 states and 2286 transitions. [2018-12-01 17:34:53,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 2286 transitions. [2018-12-01 17:34:53,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-01 17:34:53,833 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:53,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:53,863 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 17:34:53,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:53,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2601 states to 1440 states and 2289 transitions. [2018-12-01 17:34:53,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 2289 transitions. [2018-12-01 17:34:53,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-01 17:34:53,900 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:53,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:53,948 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 17:34:53,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:53,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2622 states to 1450 states and 2310 transitions. [2018-12-01 17:34:53,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 2310 transitions. [2018-12-01 17:34:53,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-01 17:34:53,966 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:53,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:54,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:34:54,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:54,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2624 states to 1452 states and 2312 transitions. [2018-12-01 17:34:54,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 2312 transitions. [2018-12-01 17:34:54,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-01 17:34:54,295 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:54,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:54,384 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 17:34:54,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:54,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 1463 states and 2345 transitions. [2018-12-01 17:34:54,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 2345 transitions. [2018-12-01 17:34:54,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-01 17:34:54,808 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:54,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:54,841 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 17:34:55,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:55,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2692 states to 1473 states and 2374 transitions. [2018-12-01 17:34:55,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 2374 transitions. [2018-12-01 17:34:55,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-01 17:34:55,379 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:55,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:55,403 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 17:34:55,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:55,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2702 states to 1478 states and 2384 transitions. [2018-12-01 17:34:55,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 2384 transitions. [2018-12-01 17:34:55,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-01 17:34:55,423 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:55,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:55,450 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-01 17:34:55,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:55,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2708 states to 1482 states and 2390 transitions. [2018-12-01 17:34:55,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 2390 transitions. [2018-12-01 17:34:55,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-01 17:34:55,703 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:55,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:55,730 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 17:34:55,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:55,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2709 states to 1482 states and 2389 transitions. [2018-12-01 17:34:55,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 2389 transitions. [2018-12-01 17:34:55,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-01 17:34:55,740 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:55,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:55,932 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 17:34:56,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:56,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 1485 states and 2392 transitions. [2018-12-01 17:34:56,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1485 states and 2392 transitions. [2018-12-01 17:34:56,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-01 17:34:56,782 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:56,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:56,836 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 17:34:56,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:56,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2714 states to 1486 states and 2394 transitions. [2018-12-01 17:34:56,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 2394 transitions. [2018-12-01 17:34:56,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-01 17:34:56,853 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:56,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:56,882 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 17:34:56,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:56,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 1482 states and 2387 transitions. [2018-12-01 17:34:56,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 2387 transitions. [2018-12-01 17:34:56,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-01 17:34:56,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:56,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:57,300 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 17:34:58,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:58,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 1478 states and 2380 transitions. [2018-12-01 17:34:58,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 2380 transitions. [2018-12-01 17:34:58,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-01 17:34:58,229 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:58,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:34:58,322 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 17:34:58,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:34:58,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2756 states to 1486 states and 2404 transitions. [2018-12-01 17:34:58,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 2404 transitions. [2018-12-01 17:34:58,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-01 17:34:58,753 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:34:58,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:35:40,487 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 17:35:42,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:35:42,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2764 states to 1490 states and 2412 transitions. [2018-12-01 17:35:42,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 2412 transitions. [2018-12-01 17:35:42,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-01 17:35:42,260 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:35:42,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:35:42,375 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 17:35:42,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:35:42,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2764 states to 1491 states and 2412 transitions. [2018-12-01 17:35:42,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 2412 transitions. [2018-12-01 17:35:42,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-01 17:35:42,436 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:35:42,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:35:42,481 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 17:35:42,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:35:42,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2767 states to 1493 states and 2415 transitions. [2018-12-01 17:35:42,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 2415 transitions. [2018-12-01 17:35:42,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-01 17:35:42,503 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:35:42,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 17:35:42,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 17:35:53,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-12-01 17:35:53,055 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:509) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-01 17:35:53,058 INFO L168 Benchmark]: Toolchain (without parser) took 101564.90 ms. Allocated memory was 1.0 GB in the beginning and 2.9 GB in the end (delta: 1.9 GB). Free memory was 945.1 MB in the beginning and 2.5 GB in the end (delta: -1.5 GB). Peak memory consumption was 306.7 MB. Max. memory is 11.5 GB. [2018-12-01 17:35:53,060 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 17:35:53,060 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1935.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.3 MB). Free memory was 945.1 MB in the beginning and 773.8 MB in the end (delta: 171.3 MB). Peak memory consumption was 308.3 MB. Max. memory is 11.5 GB. [2018-12-01 17:35:53,060 INFO L168 Benchmark]: Boogie Procedure Inliner took 151.25 ms. Allocated memory is still 1.1 GB. Free memory was 773.8 MB in the beginning and 749.6 MB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. [2018-12-01 17:35:53,061 INFO L168 Benchmark]: Boogie Preprocessor took 126.84 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 115.9 MB). Free memory was 749.6 MB in the beginning and 1.2 GB in the end (delta: -410.3 MB). Peak memory consumption was 33.9 MB. Max. memory is 11.5 GB. [2018-12-01 17:35:53,061 INFO L168 Benchmark]: RCFGBuilder took 25764.27 ms. Allocated memory was 1.3 GB in the beginning and 2.1 GB in the end (delta: 841.5 MB). Free memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: -456.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2018-12-01 17:35:53,062 INFO L168 Benchmark]: CodeCheck took 73581.60 ms. Allocated memory was 2.1 GB in the beginning and 2.9 GB in the end (delta: 784.3 MB). Free memory was 1.6 GB in the beginning and 2.5 GB in the end (delta: -878.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 17:35:53,065 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:509) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1935.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.3 MB). Free memory was 945.1 MB in the beginning and 773.8 MB in the end (delta: 171.3 MB). Peak memory consumption was 308.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 151.25 ms. Allocated memory is still 1.1 GB. Free memory was 773.8 MB in the beginning and 749.6 MB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 126.84 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 115.9 MB). Free memory was 749.6 MB in the beginning and 1.2 GB in the end (delta: -410.3 MB). Peak memory consumption was 33.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 25764.27 ms. Allocated memory was 1.3 GB in the beginning and 2.1 GB in the end (delta: 841.5 MB). Free memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: -456.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. * CodeCheck took 73581.60 ms. Allocated memory was 2.1 GB in the beginning and 2.9 GB in the end (delta: 784.3 MB). Free memory was 1.6 GB in the beginning and 2.5 GB in the end (delta: -878.0 MB). There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-01 17:35:54,367 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 17:35:54,368 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 17:35:54,374 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 17:35:54,374 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 17:35:54,374 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 17:35:54,375 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 17:35:54,376 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 17:35:54,377 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 17:35:54,377 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 17:35:54,377 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 17:35:54,378 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 17:35:54,378 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 17:35:54,378 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 17:35:54,379 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 17:35:54,379 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 17:35:54,380 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 17:35:54,381 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 17:35:54,381 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 17:35:54,382 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 17:35:54,383 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 17:35:54,383 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 17:35:54,384 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 17:35:54,384 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 17:35:54,384 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 17:35:54,385 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 17:35:54,385 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 17:35:54,386 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 17:35:54,386 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 17:35:54,387 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 17:35:54,387 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 17:35:54,387 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 17:35:54,387 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 17:35:54,387 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 17:35:54,388 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 17:35:54,388 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 17:35:54,388 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_28633f87-9433-41ed-a408-9ae9febf882d/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2018-12-01 17:35:54,396 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 17:35:54,396 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 17:35:54,396 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 17:35:54,396 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 17:35:54,397 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 17:35:54,397 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 17:35:54,397 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 17:35:54,397 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 17:35:54,397 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 17:35:54,397 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 17:35:54,397 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 17:35:54,397 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-01 17:35:54,398 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-01 17:35:54,398 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 17:35:54,398 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 17:35:54,398 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 17:35:54,398 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 17:35:54,398 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 17:35:54,398 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 17:35:54,398 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 17:35:54,398 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 17:35:54,398 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 17:35:54,399 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 17:35:54,399 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 17:35:54,399 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-01 17:35:54,399 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-01 17:35:54,399 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 17:35:54,399 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-01 17:35:54,399 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-01 17:35:54,399 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-01 17:35:54,400 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_28633f87-9433-41ed-a408-9ae9febf882d/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 -> 6062a0f858079dce1e4b363d94293e5e973e75f1 [2018-12-01 17:35:54,417 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 17:35:54,424 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 17:35:54,426 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 17:35:54,427 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 17:35:54,427 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 17:35:54,428 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_28633f87-9433-41ed-a408-9ae9febf882d/bin-2019/ukojak/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko_false-unreach-call.cil.out.i [2018-12-01 17:35:54,462 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_28633f87-9433-41ed-a408-9ae9febf882d/bin-2019/ukojak/data/0bf3be541/43b10d377bf34e708f11577107841c31/FLAG114052cd9 [2018-12-01 17:35:55,044 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 17:35:55,045 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_28633f87-9433-41ed-a408-9ae9febf882d/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko_false-unreach-call.cil.out.i [2018-12-01 17:35:55,063 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_28633f87-9433-41ed-a408-9ae9febf882d/bin-2019/ukojak/data/0bf3be541/43b10d377bf34e708f11577107841c31/FLAG114052cd9 [2018-12-01 17:35:55,496 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_28633f87-9433-41ed-a408-9ae9febf882d/bin-2019/ukojak/data/0bf3be541/43b10d377bf34e708f11577107841c31 [2018-12-01 17:35:55,498 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 17:35:55,499 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 17:35:55,499 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 17:35:55,500 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 17:35:55,502 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 17:35:55,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:35:55" (1/1) ... [2018-12-01 17:35:55,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ec7cdd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:35:55, skipping insertion in model container [2018-12-01 17:35:55,504 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:35:55" (1/1) ... [2018-12-01 17:35:55,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 17:35:55,575 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 17:35:56,899 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 17:35:56,922 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 17:35:57,090 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 17:35:57,358 INFO L195 MainTranslator]: Completed translation [2018-12-01 17:35:57,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:35:57 WrapperNode [2018-12-01 17:35:57,359 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 17:35:57,359 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 17:35:57,359 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 17:35:57,359 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 17:35:57,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:35:57" (1/1) ... [2018-12-01 17:35:57,396 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:35:57" (1/1) ... [2018-12-01 17:35:57,460 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 17:35:57,460 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 17:35:57,460 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 17:35:57,460 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 17:35:57,466 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:35:57" (1/1) ... [2018-12-01 17:35:57,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:35:57" (1/1) ... [2018-12-01 17:35:57,479 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:35:57" (1/1) ... [2018-12-01 17:35:57,479 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:35:57" (1/1) ... [2018-12-01 17:35:57,524 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:35:57" (1/1) ... [2018-12-01 17:35:57,533 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:35:57" (1/1) ... [2018-12-01 17:35:57,544 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:35:57" (1/1) ... [2018-12-01 17:35:57,556 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 17:35:57,557 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 17:35:57,557 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 17:35:57,557 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 17:35:57,557 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:35:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_28633f87-9433-41ed-a408-9ae9febf882d/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 [2018-12-01 17:35:57,592 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2018-12-01 17:35:57,592 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2018-12-01 17:35:57,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2018-12-01 17:35:57,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2018-12-01 17:35:57,593 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2018-12-01 17:35:57,593 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2018-12-01 17:35:57,593 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2018-12-01 17:35:57,593 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2018-12-01 17:35:57,593 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2018-12-01 17:35:57,593 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2018-12-01 17:35:57,594 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2018-12-01 17:35:57,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-01 17:35:57,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-12-01 17:35:57,594 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2018-12-01 17:35:57,594 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2018-12-01 17:35:57,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2018-12-01 17:35:57,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-01 17:35:57,594 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-12-01 17:35:57,595 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-12-01 17:35:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2018-12-01 17:35:57,595 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2018-12-01 17:35:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2018-12-01 17:35:57,595 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2018-12-01 17:35:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2018-12-01 17:35:57,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2018-12-01 17:35:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2018-12-01 17:35:57,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2018-12-01 17:35:57,595 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2018-12-01 17:35:57,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2018-12-01 17:35:57,596 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2018-12-01 17:35:57,596 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2018-12-01 17:35:57,596 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2018-12-01 17:35:57,596 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2018-12-01 17:35:57,596 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2018-12-01 17:35:57,596 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2018-12-01 17:35:57,596 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_external_alloc [2018-12-01 17:35:57,596 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2018-12-01 17:35:57,597 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2018-12-01 17:35:57,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2018-12-01 17:35:57,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2018-12-01 17:35:57,597 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~$Pointer$ [2018-12-01 17:35:57,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~$Pointer$ [2018-12-01 17:35:57,597 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2018-12-01 17:35:57,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2018-12-01 17:35:57,597 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2018-12-01 17:35:57,597 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2018-12-01 17:35:57,597 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2018-12-01 17:35:57,597 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2018-12-01 17:35:57,598 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2018-12-01 17:35:57,598 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2018-12-01 17:35:57,598 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2018-12-01 17:35:57,598 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2018-12-01 17:35:57,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2018-12-01 17:35:57,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2018-12-01 17:35:57,598 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2018-12-01 17:35:57,598 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2018-12-01 17:35:57,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-12-01 17:35:57,598 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-12-01 17:35:57,599 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2018-12-01 17:35:57,599 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2018-12-01 17:35:57,599 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-12-01 17:35:57,599 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-12-01 17:35:57,599 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2018-12-01 17:35:57,599 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2018-12-01 17:35:57,599 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2018-12-01 17:35:57,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2018-12-01 17:35:57,599 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2018-12-01 17:35:57,599 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2018-12-01 17:35:57,599 INFO L130 BoogieDeclarations]: Found specification of procedure __unit_alloc [2018-12-01 17:35:57,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __unit_alloc [2018-12-01 17:35:57,600 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2018-12-01 17:35:57,600 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2018-12-01 17:35:57,600 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2018-12-01 17:35:57,600 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2018-12-01 17:35:57,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-01 17:35:57,600 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2018-12-01 17:35:57,600 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2018-12-01 17:35:57,600 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2018-12-01 17:35:57,600 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2018-12-01 17:35:57,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2018-12-01 17:35:57,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2018-12-01 17:35:57,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2018-12-01 17:35:57,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2018-12-01 17:35:57,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2018-12-01 17:35:57,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 17:35:57,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-01 17:35:57,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-01 17:35:57,601 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2018-12-01 17:35:57,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2018-12-01 17:35:57,601 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2018-12-01 17:35:57,601 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2018-12-01 17:35:57,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2018-12-01 17:35:57,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-12-01 17:35:57,602 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2018-12-01 17:35:57,602 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2018-12-01 17:35:57,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2018-12-01 17:35:57,602 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2018-12-01 17:35:57,602 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2018-12-01 17:35:57,602 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2018-12-01 17:35:57,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2018-12-01 17:35:57,602 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2018-12-01 17:35:57,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2018-12-01 17:35:57,602 INFO L130 BoogieDeclarations]: Found specification of procedure sk_run_filter [2018-12-01 17:35:57,602 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_run_filter [2018-12-01 17:35:57,603 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2018-12-01 17:35:57,603 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2018-12-01 17:35:57,603 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2018-12-01 17:35:57,603 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2018-12-01 17:35:57,603 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2018-12-01 17:35:57,603 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2018-12-01 17:35:57,603 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2018-12-01 17:35:57,603 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2018-12-01 17:35:57,603 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2018-12-01 17:35:57,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2018-12-01 17:35:57,603 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2018-12-01 17:35:57,603 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2018-12-01 17:35:57,604 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2018-12-01 17:35:57,604 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2018-12-01 17:35:57,604 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2018-12-01 17:35:57,604 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2018-12-01 17:35:57,604 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2018-12-01 17:35:57,604 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2018-12-01 17:35:57,604 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2018-12-01 17:35:57,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2018-12-01 17:35:57,604 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2018-12-01 17:35:57,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2018-12-01 17:35:57,604 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2018-12-01 17:35:57,604 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2018-12-01 17:35:57,605 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2018-12-01 17:35:57,605 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2018-12-01 17:35:57,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 17:35:57,605 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2018-12-01 17:35:57,605 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2018-12-01 17:35:57,605 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2018-12-01 17:35:57,605 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2018-12-01 17:35:57,605 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2018-12-01 17:35:57,605 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2018-12-01 17:35:57,605 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2018-12-01 17:35:57,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2018-12-01 17:35:57,605 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2018-12-01 17:35:57,606 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2018-12-01 17:35:57,606 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2018-12-01 17:35:57,606 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2018-12-01 17:35:57,606 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2018-12-01 17:35:57,606 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2018-12-01 17:35:57,606 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2018-12-01 17:35:57,606 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2018-12-01 17:35:57,606 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-01 17:35:57,606 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2018-12-01 17:35:57,606 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2018-12-01 17:35:57,606 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2018-12-01 17:35:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2018-12-01 17:35:57,607 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2018-12-01 17:35:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2018-12-01 17:35:57,607 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2018-12-01 17:35:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2018-12-01 17:35:57,607 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2018-12-01 17:35:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-12-01 17:35:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2018-12-01 17:35:57,607 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2018-12-01 17:35:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2018-12-01 17:35:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2018-12-01 17:35:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2018-12-01 17:35:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2018-12-01 17:35:57,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2018-12-01 17:35:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2018-12-01 17:35:57,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2018-12-01 17:35:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2018-12-01 17:35:57,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2018-12-01 17:35:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2018-12-01 17:35:57,608 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2018-12-01 17:35:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2018-12-01 17:35:57,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2018-12-01 17:35:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2018-12-01 17:35:57,608 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2018-12-01 17:35:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-01 17:35:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2018-12-01 17:35:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2018-12-01 17:35:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2018-12-01 17:35:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-12-01 17:35:57,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-12-01 17:35:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2018-12-01 17:35:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2018-12-01 17:35:57,609 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2018-12-01 17:35:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2018-12-01 17:35:57,609 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2018-12-01 17:35:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2018-12-01 17:35:57,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2018-12-01 17:35:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2018-12-01 17:35:57,610 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2018-12-01 17:35:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2018-12-01 17:35:57,610 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2018-12-01 17:35:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2018-12-01 17:35:57,610 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2018-12-01 17:35:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2018-12-01 17:35:57,610 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2018-12-01 17:35:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2018-12-01 17:35:57,610 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2018-12-01 17:35:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2018-12-01 17:35:57,610 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2018-12-01 17:35:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2018-12-01 17:35:57,610 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2018-12-01 17:35:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2018-12-01 17:35:57,611 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2018-12-01 17:35:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2018-12-01 17:35:57,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2018-12-01 17:35:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2018-12-01 17:35:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2018-12-01 17:35:57,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2018-12-01 17:35:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2018-12-01 17:35:57,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2018-12-01 17:35:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 17:35:57,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 17:35:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2018-12-01 17:35:57,611 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2018-12-01 17:35:57,612 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2018-12-01 17:35:57,612 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2018-12-01 17:35:58,773 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:35:58,773 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:35:58,773 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,177 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,177 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-01 17:36:11,178 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,178 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,180 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,180 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-01 17:36:11,180 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,180 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,180 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,181 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,181 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,181 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,181 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,181 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,182 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,182 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,182 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,182 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,183 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,183 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-01 17:36:11,183 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,183 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,183 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,184 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,184 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-01 17:36:11,184 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,184 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,184 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,185 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,185 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,185 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,185 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,185 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,185 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,186 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,186 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,186 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,187 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,187 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,187 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,187 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,187 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,187 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,187 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,187 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,188 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,188 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,188 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,189 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,190 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-01 17:36:11,191 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-01 17:38:05,422 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 17:38:05,422 INFO L280 CfgBuilder]: Removed 248 assue(true) statements. [2018-12-01 17:38:05,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:38:05 BoogieIcfgContainer [2018-12-01 17:38:05,423 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 17:38:05,423 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 17:38:05,423 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 17:38:05,430 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 17:38:05,431 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:38:05" (1/1) ... [2018-12-01 17:38:05,438 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:38:05,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:38:05,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1115 states and 1608 transitions. [2018-12-01 17:38:05,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1608 transitions. [2018-12-01 17:38:05,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-01 17:38:05,481 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:38:05,508 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.IllegalArgumentException: Indexed Sort BitVec undefined at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.getSort(SortSymbol.java:177) at de.uni_freiburg.informatik.ultimate.logic.Theory.getSort(Theory.java:1243) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:287) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.transferSort(TermTransferrer.java:128) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.convertApplicationTerm(TermTransferrer.java:162) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:320) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:253) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.SmtSymbols.transferSymbols(SmtSymbols.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:453) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-01 17:38:05,510 INFO L168 Benchmark]: Toolchain (without parser) took 130011.47 ms. Allocated memory was 1.0 GB in the beginning and 2.4 GB in the end (delta: 1.4 GB). Free memory was 927.2 MB in the beginning and 1.1 GB in the end (delta: -136.2 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-12-01 17:38:05,511 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 17:38:05,511 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1859.39 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 258.5 MB). Free memory was 927.2 MB in the beginning and 1.2 GB in the end (delta: -284.2 MB). Peak memory consumption was 286.4 MB. Max. memory is 11.5 GB. [2018-12-01 17:38:05,512 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.76 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 22.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. [2018-12-01 17:38:05,512 INFO L168 Benchmark]: Boogie Preprocessor took 96.22 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 11.5 GB. [2018-12-01 17:38:05,512 INFO L168 Benchmark]: RCFGBuilder took 127866.26 ms. Allocated memory was 1.3 GB in the beginning and 2.4 GB in the end (delta: 1.1 GB). Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 66.0 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-12-01 17:38:05,513 INFO L168 Benchmark]: CodeCheck took 86.31 ms. Allocated memory is still 2.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. [2018-12-01 17:38:05,515 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: IllegalArgumentException: Indexed Sort BitVec undefined: de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) * 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 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1859.39 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 258.5 MB). Free memory was 927.2 MB in the beginning and 1.2 GB in the end (delta: -284.2 MB). Peak memory consumption was 286.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 100.76 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 22.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 96.22 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 127866.26 ms. Allocated memory was 1.3 GB in the beginning and 2.4 GB in the end (delta: 1.1 GB). Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 66.0 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. * CodeCheck took 86.31 ms. Allocated memory is still 2.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...