./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko_false-unreach-call.cil.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_223ec645-1a5a-493f-8766-baff74539d39/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_223ec645-1a5a-493f-8766-baff74539d39/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_223ec645-1a5a-493f-8766-baff74539d39/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_223ec645-1a5a-493f-8766-baff74539d39/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko_false-unreach-call.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_223ec645-1a5a-493f-8766-baff74539d39/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_223ec645-1a5a-493f-8766-baff74539d39/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 1785ad4c0c9a31ca4da18c1014dadcf9c33cfaa4 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_223ec645-1a5a-493f-8766-baff74539d39/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_223ec645-1a5a-493f-8766-baff74539d39/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_223ec645-1a5a-493f-8766-baff74539d39/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_223ec645-1a5a-493f-8766-baff74539d39/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko_false-unreach-call.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_223ec645-1a5a-493f-8766-baff74539d39/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_223ec645-1a5a-493f-8766-baff74539d39/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 1785ad4c0c9a31ca4da18c1014dadcf9c33cfaa4 ................................................................................................................................................................................................................................................................................................................................................................................... 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-aa41828 [2018-11-23 06:55:56,981 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 06:55:56,982 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 06:55:56,990 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 06:55:56,991 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 06:55:56,991 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 06:55:56,992 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 06:55:56,993 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 06:55:56,994 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 06:55:56,995 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 06:55:56,996 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 06:55:56,996 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 06:55:56,997 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 06:55:56,998 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 06:55:56,999 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 06:55:56,999 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 06:55:57,000 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 06:55:57,002 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 06:55:57,003 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 06:55:57,004 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 06:55:57,005 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 06:55:57,006 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 06:55:57,008 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 06:55:57,008 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 06:55:57,008 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 06:55:57,009 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 06:55:57,010 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 06:55:57,011 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 06:55:57,011 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 06:55:57,012 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 06:55:57,012 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 06:55:57,013 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 06:55:57,013 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 06:55:57,013 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 06:55:57,014 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 06:55:57,014 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 06:55:57,015 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_223ec645-1a5a-493f-8766-baff74539d39/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-11-23 06:55:57,026 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 06:55:57,026 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 06:55:57,027 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 06:55:57,027 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 06:55:57,028 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 06:55:57,028 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 06:55:57,028 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 06:55:57,028 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 06:55:57,028 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 06:55:57,029 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 06:55:57,029 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 06:55:57,029 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 06:55:57,029 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 06:55:57,029 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 06:55:57,029 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 06:55:57,030 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 06:55:57,030 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 06:55:57,030 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 06:55:57,030 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 06:55:57,030 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 06:55:57,030 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 06:55:57,030 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 06:55:57,031 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 06:55:57,031 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 06:55:57,031 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 06:55:57,031 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 06:55:57,031 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 06:55:57,031 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_223ec645-1a5a-493f-8766-baff74539d39/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 -> 1785ad4c0c9a31ca4da18c1014dadcf9c33cfaa4 [2018-11-23 06:55:57,058 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 06:55:57,068 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 06:55:57,071 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 06:55:57,072 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 06:55:57,073 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 06:55:57,073 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_223ec645-1a5a-493f-8766-baff74539d39/bin-2019/ukojak/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko_false-unreach-call.cil.c [2018-11-23 06:55:57,125 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_223ec645-1a5a-493f-8766-baff74539d39/bin-2019/ukojak/data/d116f3cb4/9f7624bfa2b14f6eb846388d3f91b1fa/FLAG925d1be1b [2018-11-23 06:55:57,681 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 06:55:57,682 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_223ec645-1a5a-493f-8766-baff74539d39/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko_false-unreach-call.cil.c [2018-11-23 06:55:57,712 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_223ec645-1a5a-493f-8766-baff74539d39/bin-2019/ukojak/data/d116f3cb4/9f7624bfa2b14f6eb846388d3f91b1fa/FLAG925d1be1b [2018-11-23 06:55:57,901 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_223ec645-1a5a-493f-8766-baff74539d39/bin-2019/ukojak/data/d116f3cb4/9f7624bfa2b14f6eb846388d3f91b1fa [2018-11-23 06:55:57,905 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 06:55:57,906 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 06:55:57,907 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 06:55:57,907 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 06:55:57,911 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 06:55:57,912 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:55:57" (1/1) ... [2018-11-23 06:55:57,914 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@166d32f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:55:57, skipping insertion in model container [2018-11-23 06:55:57,914 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:55:57" (1/1) ... [2018-11-23 06:55:57,921 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 06:55:58,039 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 06:56:00,487 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:56:00,503 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 06:56:00,717 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:56:01,153 INFO L195 MainTranslator]: Completed translation [2018-11-23 06:56:01,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:56:01 WrapperNode [2018-11-23 06:56:01,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 06:56:01,155 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 06:56:01,155 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 06:56:01,155 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 06:56:01,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:56:01" (1/1) ... [2018-11-23 06:56:01,207 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:56:01" (1/1) ... [2018-11-23 06:56:01,290 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 06:56:01,291 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 06:56:01,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 06:56:01,291 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 06:56:01,300 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:56:01" (1/1) ... [2018-11-23 06:56:01,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:56:01" (1/1) ... [2018-11-23 06:56:01,311 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:56:01" (1/1) ... [2018-11-23 06:56:01,312 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:56:01" (1/1) ... [2018-11-23 06:56:01,362 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:56:01" (1/1) ... [2018-11-23 06:56:01,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:56:01" (1/1) ... [2018-11-23 06:56:01,391 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:56:01" (1/1) ... [2018-11-23 06:56:01,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 06:56:01,408 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 06:56:01,408 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 06:56:01,409 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 06:56:01,410 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:56:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_223ec645-1a5a-493f-8766-baff74539d39/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 [2018-11-23 06:56:01,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2018-11-23 06:56:01,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2018-11-23 06:56:01,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-23 06:56:01,466 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-23 06:56:01,467 INFO L130 BoogieDeclarations]: Found specification of procedure fasync_helper [2018-11-23 06:56:01,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2018-11-23 06:56:01,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2018-11-23 06:56:01,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_usb_alloc_coherent [2018-11-23 06:56:01,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_usb_alloc_coherent [2018-11-23 06:56:01,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_usb_yurex [2018-11-23 06:56:01,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_usb_yurex [2018-11-23 06:56:01,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2018-11-23 06:56:01,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2018-11-23 06:56:01,468 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister_dev [2018-11-23 06:56:01,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2018-11-23 06:56:01,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2018-11-23 06:56:01,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2018-11-23 06:56:01,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2018-11-23 06:56:01,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2018-11-23 06:56:01,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2018-11-23 06:56:01,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2018-11-23 06:56:01,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2018-11-23 06:56:01,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2018-11-23 06:56:01,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2018-11-23 06:56:01,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 06:56:01,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2018-11-23 06:56:01,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2018-11-23 06:56:01,470 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2018-11-23 06:56:01,470 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2018-11-23 06:56:01,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-23 06:56:01,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2018-11-23 06:56:01,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2018-11-23 06:56:01,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2018-11-23 06:56:01,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2018-11-23 06:56:01,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 06:56:01,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2018-11-23 06:56:01,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2018-11-23 06:56:01,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 06:56:01,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2018-11-23 06:56:01,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2018-11-23 06:56:01,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2018-11-23 06:56:01,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2018-11-23 06:56:01,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2018-11-23 06:56:01,471 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2018-11-23 06:56:01,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2018-11-23 06:56:01,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2018-11-23 06:56:01,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2018-11-23 06:56:01,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2018-11-23 06:56:01,472 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2018-11-23 06:56:01,472 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2018-11-23 06:56:01,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2018-11-23 06:56:01,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2018-11-23 06:56:01,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2018-11-23 06:56:01,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2018-11-23 06:56:01,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 06:56:01,473 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2018-11-23 06:56:01,473 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-11-23 06:56:01,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-11-23 06:56:01,473 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2018-11-23 06:56:01,473 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2018-11-23 06:56:01,473 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2018-11-23 06:56:01,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2018-11-23 06:56:01,473 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2018-11-23 06:56:01,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_flags [2018-11-23 06:56:01,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_flags [2018-11-23 06:56:01,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_io_mutex_of_usb_yurex [2018-11-23 06:56:01,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_io_mutex_of_usb_yurex [2018-11-23 06:56:01,474 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-11-23 06:56:01,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2018-11-23 06:56:01,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2018-11-23 06:56:01,474 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2018-11-23 06:56:01,474 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2018-11-23 06:56:01,474 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2018-11-23 06:56:01,474 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2018-11-23 06:56:01,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 06:56:01,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 06:56:01,475 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2018-11-23 06:56:01,475 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2018-11-23 06:56:01,475 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2018-11-23 06:56:01,475 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2018-11-23 06:56:01,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-23 06:56:01,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-23 06:56:01,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2018-11-23 06:56:01,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2018-11-23 06:56:01,476 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2018-11-23 06:56:01,476 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2018-11-23 06:56:01,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-23 06:56:01,476 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-23 06:56:01,476 INFO L130 BoogieDeclarations]: Found specification of procedure usb_find_interface [2018-11-23 06:56:01,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2018-11-23 06:56:01,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2018-11-23 06:56:01,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_free_urb [2018-11-23 06:56:01,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_free_urb [2018-11-23 06:56:01,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2018-11-23 06:56:01,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2018-11-23 06:56:01,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2018-11-23 06:56:01,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2018-11-23 06:56:01,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2018-11-23 06:56:01,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2018-11-23 06:56:01,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 06:56:01,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2018-11-23 06:56:01,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2018-11-23 06:56:01,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_usb_free_coherent [2018-11-23 06:56:01,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_usb_free_coherent [2018-11-23 06:56:01,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_101 [2018-11-23 06:56:01,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_101 [2018-11-23 06:56:01,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-23 06:56:01,478 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2018-11-23 06:56:01,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2018-11-23 06:56:01,478 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2018-11-23 06:56:01,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2018-11-23 06:56:01,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2018-11-23 06:56:01,479 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2018-11-23 06:56:01,479 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2018-11-23 06:56:01,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2018-11-23 06:56:01,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2018-11-23 06:56:01,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-23 06:56:01,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-23 06:56:01,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2018-11-23 06:56:01,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2018-11-23 06:56:01,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_alloc_urb [2018-11-23 06:56:01,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_alloc_urb [2018-11-23 06:56:01,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2018-11-23 06:56:01,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2018-11-23 06:56:01,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2018-11-23 06:56:01,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2018-11-23 06:56:01,480 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2018-11-23 06:56:01,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2018-11-23 06:56:01,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2018-11-23 06:56:01,481 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2018-11-23 06:56:01,481 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2018-11-23 06:56:01,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2018-11-23 06:56:01,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2018-11-23 06:56:01,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2018-11-23 06:56:01,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_io_mutex_of_usb_yurex [2018-11-23 06:56:01,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_io_mutex_of_usb_yurex [2018-11-23 06:56:01,481 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-23 06:56:01,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2018-11-23 06:56:01,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2018-11-23 06:56:01,482 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2018-11-23 06:56:01,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 06:56:01,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2018-11-23 06:56:01,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2018-11-23 06:56:01,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-23 06:56:01,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-23 06:56:01,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2018-11-23 06:56:01,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2018-11-23 06:56:01,483 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2018-11-23 06:56:01,483 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2018-11-23 06:56:01,483 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_dev [2018-11-23 06:56:01,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2018-11-23 06:56:01,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2018-11-23 06:56:01,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2018-11-23 06:56:01,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2018-11-23 06:56:01,483 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2018-11-23 06:56:01,484 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoull [2018-11-23 06:56:01,484 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2018-11-23 06:56:01,484 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2018-11-23 06:56:01,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 06:56:01,484 INFO L130 BoogieDeclarations]: Found specification of procedure yurex_disconnect [2018-11-23 06:56:01,484 INFO L138 BoogieDeclarations]: Found implementation of procedure yurex_disconnect [2018-11-23 06:56:02,422 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 06:56:02,422 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 06:56:02,424 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 06:56:02,425 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 06:56:02,430 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 06:56:02,431 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 06:56:02,431 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 06:56:02,431 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 06:56:07,806 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 06:56:07,806 INFO L280 CfgBuilder]: Removed 271 assue(true) statements. [2018-11-23 06:56:07,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:56:07 BoogieIcfgContainer [2018-11-23 06:56:07,807 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 06:56:07,807 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 06:56:07,807 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 06:56:07,819 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 06:56:07,820 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:56:07" (1/1) ... [2018-11-23 06:56:07,831 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:56:07,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:07,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 691 states and 947 transitions. [2018-11-23 06:56:07,887 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 947 transitions. [2018-11-23 06:56:07,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 06:56:07,894 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:08,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:08,276 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 06:56:08,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:08,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 704 states and 966 transitions. [2018-11-23 06:56:08,851 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 966 transitions. [2018-11-23 06:56:08,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 06:56:08,854 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:08,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:09,016 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 06:56:09,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:09,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 718 states and 987 transitions. [2018-11-23 06:56:09,781 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 987 transitions. [2018-11-23 06:56:09,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 06:56:09,783 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:09,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:09,891 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 06:56:09,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:09,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 724 states and 996 transitions. [2018-11-23 06:56:09,937 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 996 transitions. [2018-11-23 06:56:09,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 06:56:09,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:09,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:10,099 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 06:56:10,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:10,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 739 states and 1019 transitions. [2018-11-23 06:56:10,804 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1019 transitions. [2018-11-23 06:56:10,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 06:56:10,806 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:10,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:10,894 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 06:56:10,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:10,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 746 states and 1030 transitions. [2018-11-23 06:56:10,954 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1030 transitions. [2018-11-23 06:56:10,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 06:56:10,956 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:10,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:11,121 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 06:56:12,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:12,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 762 states and 1055 transitions. [2018-11-23 06:56:12,085 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1055 transitions. [2018-11-23 06:56:12,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 06:56:12,086 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:12,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:12,157 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 06:56:12,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:12,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 770 states and 1068 transitions. [2018-11-23 06:56:12,215 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1068 transitions. [2018-11-23 06:56:12,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 06:56:12,216 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:12,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:12,337 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 06:56:13,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:13,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 787 states and 1095 transitions. [2018-11-23 06:56:13,370 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1095 transitions. [2018-11-23 06:56:13,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 06:56:13,372 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:13,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:13,449 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 06:56:13,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:13,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 796 states and 1110 transitions. [2018-11-23 06:56:13,518 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1110 transitions. [2018-11-23 06:56:13,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 06:56:13,520 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:13,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:13,706 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 06:56:14,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:14,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 814 states and 1139 transitions. [2018-11-23 06:56:14,939 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1139 transitions. [2018-11-23 06:56:14,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 06:56:14,940 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:14,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:15,011 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 06:56:15,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:15,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 824 states and 1156 transitions. [2018-11-23 06:56:15,088 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1156 transitions. [2018-11-23 06:56:15,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 06:56:15,089 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:15,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:15,247 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 06:56:16,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:16,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 843 states and 1187 transitions. [2018-11-23 06:56:16,778 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1187 transitions. [2018-11-23 06:56:16,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 06:56:16,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:16,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:16,848 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 06:56:16,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:16,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 854 states and 1206 transitions. [2018-11-23 06:56:16,931 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1206 transitions. [2018-11-23 06:56:16,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 06:56:16,932 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:16,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:17,120 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 06:56:18,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:18,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 874 states and 1239 transitions. [2018-11-23 06:56:18,838 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1239 transitions. [2018-11-23 06:56:18,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 06:56:18,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:18,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:18,883 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 06:56:19,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:19,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 886 states and 1260 transitions. [2018-11-23 06:56:19,006 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1260 transitions. [2018-11-23 06:56:19,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 06:56:19,008 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:19,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:19,144 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 06:56:21,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:21,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 908 states and 1295 transitions. [2018-11-23 06:56:21,365 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1295 transitions. [2018-11-23 06:56:21,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 06:56:21,366 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:21,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:21,405 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 06:56:21,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:21,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 921 states and 1318 transitions. [2018-11-23 06:56:21,482 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1318 transitions. [2018-11-23 06:56:21,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 06:56:21,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:21,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:21,643 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 06:56:23,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:23,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1573 states to 942 states and 1353 transitions. [2018-11-23 06:56:23,948 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1353 transitions. [2018-11-23 06:56:23,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 06:56:23,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:23,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:24,014 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 06:56:24,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:24,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 955 states and 1376 transitions. [2018-11-23 06:56:24,145 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1376 transitions. [2018-11-23 06:56:24,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 06:56:24,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:24,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:24,367 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 06:56:27,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:27,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 977 states and 1413 transitions. [2018-11-23 06:56:27,237 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1413 transitions. [2018-11-23 06:56:27,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 06:56:27,238 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:27,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:27,293 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 06:56:27,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:27,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 991 states and 1438 transitions. [2018-11-23 06:56:27,392 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1438 transitions. [2018-11-23 06:56:27,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-23 06:56:27,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:27,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:27,944 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2018-11-23 06:56:29,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:29,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 1013 states and 1480 transitions. [2018-11-23 06:56:29,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1480 transitions. [2018-11-23 06:56:29,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 06:56:29,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:29,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:29,124 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-23 06:56:29,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:29,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 1026 states and 1502 transitions. [2018-11-23 06:56:29,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1502 transitions. [2018-11-23 06:56:29,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 06:56:29,183 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:29,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:29,261 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2018-11-23 06:56:29,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:29,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 1022 states and 1495 transitions. [2018-11-23 06:56:29,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1495 transitions. [2018-11-23 06:56:29,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 06:56:29,279 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:29,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:29,350 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2018-11-23 06:56:29,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:29,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 1010 states and 1475 transitions. [2018-11-23 06:56:29,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1475 transitions. [2018-11-23 06:56:29,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 06:56:29,379 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:29,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:29,591 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 06:56:33,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:33,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1860 states to 1033 states and 1514 transitions. [2018-11-23 06:56:33,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1514 transitions. [2018-11-23 06:56:33,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 06:56:33,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:33,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:33,368 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 06:56:33,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:33,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 1048 states and 1541 transitions. [2018-11-23 06:56:33,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1541 transitions. [2018-11-23 06:56:33,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-23 06:56:33,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:33,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:33,595 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-23 06:56:33,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:33,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 1061 states and 1563 transitions. [2018-11-23 06:56:33,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1563 transitions. [2018-11-23 06:56:33,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-23 06:56:33,670 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:33,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:33,817 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2018-11-23 06:56:35,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:35,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 1082 states and 1605 transitions. [2018-11-23 06:56:35,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 1605 transitions. [2018-11-23 06:56:35,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 06:56:35,012 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:35,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:35,073 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2018-11-23 06:56:35,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:35,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1993 states to 1078 states and 1598 transitions. [2018-11-23 06:56:35,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 1598 transitions. [2018-11-23 06:56:35,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 06:56:35,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:35,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:35,160 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2018-11-23 06:56:35,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:35,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1066 states and 1578 transitions. [2018-11-23 06:56:35,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1578 transitions. [2018-11-23 06:56:35,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 06:56:35,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:35,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:35,446 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 06:56:40,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:40,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2063 states to 1090 states and 1619 transitions. [2018-11-23 06:56:40,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 1619 transitions. [2018-11-23 06:56:40,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 06:56:40,030 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:40,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:40,094 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 06:56:40,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:40,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 1106 states and 1648 transitions. [2018-11-23 06:56:40,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 1648 transitions. [2018-11-23 06:56:40,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 06:56:40,243 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:40,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:40,731 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-23 06:56:43,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:43,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1144 states and 1727 transitions. [2018-11-23 06:56:43,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1727 transitions. [2018-11-23 06:56:43,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 06:56:43,142 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:43,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:43,213 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-23 06:56:43,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:43,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 1157 states and 1750 transitions. [2018-11-23 06:56:43,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1750 transitions. [2018-11-23 06:56:43,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-23 06:56:43,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:43,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:44,050 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 06:56:50,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:50,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2294 states to 1182 states and 1794 transitions. [2018-11-23 06:56:50,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1794 transitions. [2018-11-23 06:56:50,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-23 06:56:50,109 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:50,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:50,161 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 06:56:50,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:50,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2339 states to 1199 states and 1826 transitions. [2018-11-23 06:56:50,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1826 transitions. [2018-11-23 06:56:50,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-23 06:56:50,495 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:50,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:50,558 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-23 06:56:51,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:51,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 1212 states and 1849 transitions. [2018-11-23 06:56:51,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1849 transitions. [2018-11-23 06:56:51,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 06:56:51,044 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:51,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:51,275 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 06:56:57,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:57,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 1238 states and 1897 transitions. [2018-11-23 06:56:57,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1897 transitions. [2018-11-23 06:56:57,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-23 06:56:57,549 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:57,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:57,711 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2018-11-23 06:56:57,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:57,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2444 states to 1242 states and 1902 transitions. [2018-11-23 06:56:57,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1902 transitions. [2018-11-23 06:56:57,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-23 06:56:57,740 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:57,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:57,794 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 06:56:57,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:56:57,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2492 states to 1260 states and 1936 transitions. [2018-11-23 06:56:57,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 1936 transitions. [2018-11-23 06:56:57,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 06:56:57,940 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:56:57,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:56:58,884 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 6 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2018-11-23 06:57:03,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:57:03,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2531 states to 1270 states and 1952 transitions. [2018-11-23 06:57:03,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 1952 transitions. [2018-11-23 06:57:03,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 06:57:03,224 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:57:03,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:57:03,512 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 06:57:14,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:57:14,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2615 states to 1297 states and 2004 transitions. [2018-11-23 06:57:14,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 2004 transitions. [2018-11-23 06:57:14,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-23 06:57:14,845 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:57:14,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:57:15,169 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2018-11-23 06:57:15,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:57:15,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2642 states to 1301 states and 2017 transitions. [2018-11-23 06:57:15,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 2017 transitions. [2018-11-23 06:57:15,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-23 06:57:15,948 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:57:15,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:57:16,270 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 06:57:29,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:57:29,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 1329 states and 2070 transitions. [2018-11-23 06:57:29,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 2070 transitions. [2018-11-23 06:57:29,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 06:57:29,700 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:57:29,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:57:29,987 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2018-11-23 06:57:30,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:57:30,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2744 states to 1334 states and 2086 transitions. [2018-11-23 06:57:30,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 2086 transitions. [2018-11-23 06:57:30,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-23 06:57:30,838 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:57:30,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:57:31,187 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 274 trivial. 0 not checked. [2018-11-23 06:57:32,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:57:32,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2774 states to 1341 states and 2105 transitions. [2018-11-23 06:57:32,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 2105 transitions. [2018-11-23 06:57:32,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 06:57:32,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:57:32,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:57:32,996 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 06:57:49,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:57:49,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2863 states to 1370 states and 2160 transitions. [2018-11-23 06:57:49,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 2160 transitions. [2018-11-23 06:57:49,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-23 06:57:49,178 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:57:49,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:57:49,228 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2018-11-23 06:57:49,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:57:49,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 1366 states and 2150 transitions. [2018-11-23 06:57:49,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 2150 transitions. [2018-11-23 06:57:49,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-23 06:57:49,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:57:49,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:57:49,300 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2018-11-23 06:57:50,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:57:50,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2860 states to 1367 states and 2157 transitions. [2018-11-23 06:57:50,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 2157 transitions. [2018-11-23 06:57:50,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-23 06:57:50,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:57:50,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:57:50,471 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 06:58:08,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:08,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2952 states to 1397 states and 2214 transitions. [2018-11-23 06:58:08,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 2214 transitions. [2018-11-23 06:58:08,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 06:58:08,911 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:08,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:09,329 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 06:58:30,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:30,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3047 states to 1428 states and 2273 transitions. [2018-11-23 06:58:30,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 2273 transitions. [2018-11-23 06:58:30,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-23 06:58:30,290 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:30,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:30,546 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2018-11-23 06:58:31,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:31,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3053 states to 1429 states and 2279 transitions. [2018-11-23 06:58:31,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 2279 transitions. [2018-11-23 06:58:31,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 06:58:31,464 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:31,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:31,533 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2018-11-23 06:58:33,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:33,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3079 states to 1439 states and 2298 transitions. [2018-11-23 06:58:33,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 2298 transitions. [2018-11-23 06:58:33,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-23 06:58:33,133 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:33,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:33,230 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2018-11-23 06:58:33,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:33,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3079 states to 1429 states and 2278 transitions. [2018-11-23 06:58:33,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 2278 transitions. [2018-11-23 06:58:33,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 06:58:33,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:33,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:33,751 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 06:58:57,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:57,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3177 states to 1461 states and 2339 transitions. [2018-11-23 06:58:57,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 2339 transitions. [2018-11-23 06:58:57,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-23 06:58:57,866 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:57,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:58,961 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2018-11-23 06:59:01,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:59:01,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3185 states to 1465 states and 2344 transitions. [2018-11-23 06:59:01,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1465 states and 2344 transitions. [2018-11-23 06:59:01,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 06:59:01,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:59:02,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:59:02,685 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 06:59:04,282 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 220 proven. 2 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-11-23 06:59:07,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:59:07,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3188 states to 1467 states and 2347 transitions. [2018-11-23 06:59:07,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 2347 transitions. [2018-11-23 06:59:07,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 06:59:07,524 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:59:08,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:59:08,583 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 06:59:09,882 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 219 proven. 2 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-11-23 06:59:13,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:59:13,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 1469 states and 2349 transitions. [2018-11-23 06:59:13,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 2349 transitions. [2018-11-23 06:59:13,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 06:59:13,328 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:59:14,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:59:14,877 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 06:59:15,192 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 220 proven. 2 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-11-23 06:59:15,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:59:15,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 1469 states and 2349 transitions. [2018-11-23 06:59:15,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 2349 transitions. [2018-11-23 06:59:15,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 06:59:15,214 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:59:16,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:59:16,900 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 06:59:16,922 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 219 proven. 2 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-11-23 06:59:16,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:59:16,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 1469 states and 2349 transitions. [2018-11-23 06:59:16,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 2349 transitions. [2018-11-23 06:59:16,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 06:59:16,943 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:59:17,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:59:17,788 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 06:59:18,412 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 166 proven. 2 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2018-11-23 06:59:21,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:59:21,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3235 states to 1465 states and 2342 transitions. [2018-11-23 06:59:21,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1465 states and 2342 transitions. [2018-11-23 06:59:21,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-23 06:59:21,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:59:31,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-23 06:59:31,282 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:505) 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) [2018-11-23 06:59:31,284 INFO L168 Benchmark]: Toolchain (without parser) took 213378.94 ms. Allocated memory was 1.0 GB in the beginning and 3.4 GB in the end (delta: 2.3 GB). Free memory was 947.3 MB in the beginning and 878.1 MB in the end (delta: 69.2 MB). Peak memory consumption was 2.4 GB. Max. memory is 11.5 GB. [2018-11-23 06:59:31,285 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:59:31,285 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3247.50 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 259.0 MB). Free memory was 947.3 MB in the beginning and 1.2 GB in the end (delta: -277.9 MB). Peak memory consumption was 299.9 MB. Max. memory is 11.5 GB. [2018-11-23 06:59:31,286 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.96 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: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2018-11-23 06:59:31,286 INFO L168 Benchmark]: Boogie Preprocessor took 117.28 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: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. [2018-11-23 06:59:31,287 INFO L168 Benchmark]: RCFGBuilder took 6398.55 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 115.9 MB). Free memory was 1.2 GB in the beginning and 984.0 MB in the end (delta: 205.9 MB). Peak memory consumption was 363.1 MB. Max. memory is 11.5 GB. [2018-11-23 06:59:31,287 INFO L168 Benchmark]: CodeCheck took 203476.23 ms. Allocated memory was 1.4 GB in the beginning and 3.4 GB in the end (delta: 2.0 GB). Free memory was 984.0 MB in the beginning and 878.1 MB in the end (delta: 105.9 MB). Peak memory consumption was 2.1 GB. Max. memory is 11.5 GB. [2018-11-23 06:59:31,290 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:505) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 3247.50 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 259.0 MB). Free memory was 947.3 MB in the beginning and 1.2 GB in the end (delta: -277.9 MB). Peak memory consumption was 299.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 135.96 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: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 117.28 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: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 6398.55 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 115.9 MB). Free memory was 1.2 GB in the beginning and 984.0 MB in the end (delta: 205.9 MB). Peak memory consumption was 363.1 MB. Max. memory is 11.5 GB. * CodeCheck took 203476.23 ms. Allocated memory was 1.4 GB in the beginning and 3.4 GB in the end (delta: 2.0 GB). Free memory was 984.0 MB in the beginning and 878.1 MB in the end (delta: 105.9 MB). Peak memory consumption was 2.1 GB. 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-aa41828 [2018-11-23 06:59:32,882 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 06:59:32,883 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 06:59:32,892 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 06:59:32,893 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 06:59:32,894 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 06:59:32,894 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 06:59:32,896 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 06:59:32,897 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 06:59:32,897 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 06:59:32,898 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 06:59:32,898 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 06:59:32,899 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 06:59:32,900 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 06:59:32,901 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 06:59:32,901 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 06:59:32,902 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 06:59:32,903 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 06:59:32,904 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 06:59:32,906 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 06:59:32,907 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 06:59:32,908 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 06:59:32,910 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 06:59:32,910 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 06:59:32,910 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 06:59:32,911 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 06:59:32,911 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 06:59:32,912 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 06:59:32,912 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 06:59:32,914 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 06:59:32,914 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 06:59:32,914 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 06:59:32,914 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 06:59:32,915 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 06:59:32,915 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 06:59:32,916 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 06:59:32,916 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_223ec645-1a5a-493f-8766-baff74539d39/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2018-11-23 06:59:32,927 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 06:59:32,927 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 06:59:32,928 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 06:59:32,928 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 06:59:32,929 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 06:59:32,929 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 06:59:32,930 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 06:59:32,930 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 06:59:32,930 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 06:59:32,930 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 06:59:32,930 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 06:59:32,930 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 06:59:32,930 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 06:59:32,931 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 06:59:32,931 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 06:59:32,931 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 06:59:32,931 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 06:59:32,931 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 06:59:32,931 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 06:59:32,931 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 06:59:32,932 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 06:59:32,932 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 06:59:32,932 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 06:59:32,932 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 06:59:32,932 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-23 06:59:32,932 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 06:59:32,932 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 06:59:32,933 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 06:59:32,933 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 06:59:32,935 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 06:59:32,935 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_223ec645-1a5a-493f-8766-baff74539d39/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 -> 1785ad4c0c9a31ca4da18c1014dadcf9c33cfaa4 [2018-11-23 06:59:32,967 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 06:59:32,976 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 06:59:32,978 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 06:59:32,979 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 06:59:32,980 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 06:59:32,980 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_223ec645-1a5a-493f-8766-baff74539d39/bin-2019/ukojak/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko_false-unreach-call.cil.c [2018-11-23 06:59:33,021 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_223ec645-1a5a-493f-8766-baff74539d39/bin-2019/ukojak/data/75044f43a/42fc113df075441d9be188ec5d34a51a/FLAG8df30defa [2018-11-23 06:59:33,538 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 06:59:33,539 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_223ec645-1a5a-493f-8766-baff74539d39/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--yurex.ko_false-unreach-call.cil.c [2018-11-23 06:59:33,570 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_223ec645-1a5a-493f-8766-baff74539d39/bin-2019/ukojak/data/75044f43a/42fc113df075441d9be188ec5d34a51a/FLAG8df30defa [2018-11-23 06:59:33,785 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_223ec645-1a5a-493f-8766-baff74539d39/bin-2019/ukojak/data/75044f43a/42fc113df075441d9be188ec5d34a51a [2018-11-23 06:59:33,788 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 06:59:33,789 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 06:59:33,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 06:59:33,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 06:59:33,793 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 06:59:33,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:59:33" (1/1) ... [2018-11-23 06:59:33,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13ba07de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:59:33, skipping insertion in model container [2018-11-23 06:59:33,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:59:33" (1/1) ... [2018-11-23 06:59:33,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 06:59:33,901 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 06:59:36,354 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:59:36,373 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 06:59:36,568 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:59:37,067 INFO L195 MainTranslator]: Completed translation [2018-11-23 06:59:37,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:59:37 WrapperNode [2018-11-23 06:59:37,068 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 06:59:37,068 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 06:59:37,068 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 06:59:37,069 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 06:59:37,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:59:37" (1/1) ... [2018-11-23 06:59:37,122 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:59:37" (1/1) ... [2018-11-23 06:59:37,220 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 06:59:37,221 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 06:59:37,221 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 06:59:37,221 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 06:59:37,229 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:59:37" (1/1) ... [2018-11-23 06:59:37,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:59:37" (1/1) ... [2018-11-23 06:59:37,245 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:59:37" (1/1) ... [2018-11-23 06:59:37,245 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:59:37" (1/1) ... [2018-11-23 06:59:37,291 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:59:37" (1/1) ... [2018-11-23 06:59:37,303 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:59:37" (1/1) ... [2018-11-23 06:59:37,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:59:37" (1/1) ... [2018-11-23 06:59:37,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 06:59:37,327 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 06:59:37,327 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 06:59:37,327 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 06:59:37,328 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:59:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_223ec645-1a5a-493f-8766-baff74539d39/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 [2018-11-23 06:59:37,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2018-11-23 06:59:37,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2018-11-23 06:59:37,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-23 06:59:37,377 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-23 06:59:37,377 INFO L130 BoogieDeclarations]: Found specification of procedure fasync_helper [2018-11-23 06:59:37,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2018-11-23 06:59:37,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2018-11-23 06:59:37,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_usb_alloc_coherent [2018-11-23 06:59:37,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_usb_alloc_coherent [2018-11-23 06:59:37,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_usb_yurex [2018-11-23 06:59:37,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_usb_yurex [2018-11-23 06:59:37,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2018-11-23 06:59:37,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2018-11-23 06:59:37,379 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister_dev [2018-11-23 06:59:37,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2018-11-23 06:59:37,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2018-11-23 06:59:37,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2018-11-23 06:59:37,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2018-11-23 06:59:37,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2018-11-23 06:59:37,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2018-11-23 06:59:37,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2018-11-23 06:59:37,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2018-11-23 06:59:37,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2018-11-23 06:59:37,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2018-11-23 06:59:37,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 06:59:37,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2018-11-23 06:59:37,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-11-23 06:59:37,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2018-11-23 06:59:37,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2018-11-23 06:59:37,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2018-11-23 06:59:37,380 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2018-11-23 06:59:37,380 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2018-11-23 06:59:37,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2018-11-23 06:59:37,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2018-11-23 06:59:37,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2018-11-23 06:59:37,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2018-11-23 06:59:37,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 06:59:37,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2018-11-23 06:59:37,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2018-11-23 06:59:37,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2018-11-23 06:59:37,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2018-11-23 06:59:37,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2018-11-23 06:59:37,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2018-11-23 06:59:37,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2018-11-23 06:59:37,382 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2018-11-23 06:59:37,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2018-11-23 06:59:37,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2018-11-23 06:59:37,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2018-11-23 06:59:37,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2018-11-23 06:59:37,382 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2018-11-23 06:59:37,382 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2018-11-23 06:59:37,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2018-11-23 06:59:37,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2018-11-23 06:59:37,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2018-11-23 06:59:37,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2018-11-23 06:59:37,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 06:59:37,383 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2018-11-23 06:59:37,383 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-11-23 06:59:37,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-11-23 06:59:37,383 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2018-11-23 06:59:37,383 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2018-11-23 06:59:37,384 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2018-11-23 06:59:37,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_flags [2018-11-23 06:59:37,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_flags [2018-11-23 06:59:37,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_io_mutex_of_usb_yurex [2018-11-23 06:59:37,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_io_mutex_of_usb_yurex [2018-11-23 06:59:37,384 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-11-23 06:59:37,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2018-11-23 06:59:37,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2018-11-23 06:59:37,384 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2018-11-23 06:59:37,385 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2018-11-23 06:59:37,385 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2018-11-23 06:59:37,385 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2018-11-23 06:59:37,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 06:59:37,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 06:59:37,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2018-11-23 06:59:37,385 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2018-11-23 06:59:37,385 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2018-11-23 06:59:37,385 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2018-11-23 06:59:37,386 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2018-11-23 06:59:37,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2018-11-23 06:59:37,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-23 06:59:37,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-23 06:59:37,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-23 06:59:37,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2018-11-23 06:59:37,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2018-11-23 06:59:37,386 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2018-11-23 06:59:37,386 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2018-11-23 06:59:37,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-23 06:59:37,386 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-23 06:59:37,386 INFO L130 BoogieDeclarations]: Found specification of procedure usb_find_interface [2018-11-23 06:59:37,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2018-11-23 06:59:37,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2018-11-23 06:59:37,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_free_urb [2018-11-23 06:59:37,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_free_urb [2018-11-23 06:59:37,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2018-11-23 06:59:37,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2018-11-23 06:59:37,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2018-11-23 06:59:37,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2018-11-23 06:59:37,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2018-11-23 06:59:37,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2018-11-23 06:59:37,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 06:59:37,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2018-11-23 06:59:37,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2018-11-23 06:59:37,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_usb_free_coherent [2018-11-23 06:59:37,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_usb_free_coherent [2018-11-23 06:59:37,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2018-11-23 06:59:37,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2018-11-23 06:59:37,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2018-11-23 06:59:37,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_101 [2018-11-23 06:59:37,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_101 [2018-11-23 06:59:37,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 06:59:37,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-23 06:59:37,389 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2018-11-23 06:59:37,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2018-11-23 06:59:37,389 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2018-11-23 06:59:37,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2018-11-23 06:59:37,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2018-11-23 06:59:37,389 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2018-11-23 06:59:37,389 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2018-11-23 06:59:37,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2018-11-23 06:59:37,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2018-11-23 06:59:37,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-23 06:59:37,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-23 06:59:37,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2018-11-23 06:59:37,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2018-11-23 06:59:37,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_alloc_urb [2018-11-23 06:59:37,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_alloc_urb [2018-11-23 06:59:37,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2018-11-23 06:59:37,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2018-11-23 06:59:37,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2018-11-23 06:59:37,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2018-11-23 06:59:37,390 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2018-11-23 06:59:37,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2018-11-23 06:59:37,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2018-11-23 06:59:37,391 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2018-11-23 06:59:37,391 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2018-11-23 06:59:37,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2018-11-23 06:59:37,391 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2018-11-23 06:59:37,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2018-11-23 06:59:37,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2018-11-23 06:59:37,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2018-11-23 06:59:37,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_io_mutex_of_usb_yurex [2018-11-23 06:59:37,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_io_mutex_of_usb_yurex [2018-11-23 06:59:37,391 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-23 06:59:37,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2018-11-23 06:59:37,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2018-11-23 06:59:37,392 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2018-11-23 06:59:37,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2018-11-23 06:59:37,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2018-11-23 06:59:37,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2018-11-23 06:59:37,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2018-11-23 06:59:37,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2018-11-23 06:59:37,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-23 06:59:37,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-23 06:59:37,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2018-11-23 06:59:37,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2018-11-23 06:59:37,393 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2018-11-23 06:59:37,393 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2018-11-23 06:59:37,393 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_dev [2018-11-23 06:59:37,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2018-11-23 06:59:37,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2018-11-23 06:59:37,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2018-11-23 06:59:37,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2018-11-23 06:59:37,393 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2018-11-23 06:59:37,393 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoull [2018-11-23 06:59:37,394 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2018-11-23 06:59:37,394 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2018-11-23 06:59:37,394 INFO L130 BoogieDeclarations]: Found specification of procedure yurex_disconnect [2018-11-23 06:59:37,394 INFO L138 BoogieDeclarations]: Found implementation of procedure yurex_disconnect [2018-11-23 06:59:41,909 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 06:59:41,909 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 06:59:41,911 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 06:59:41,912 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 06:59:41,917 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 06:59:41,917 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 06:59:41,917 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 06:59:41,918 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 07:01:32,836 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 07:01:32,836 INFO L280 CfgBuilder]: Removed 271 assue(true) statements. [2018-11-23 07:01:32,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:01:32 BoogieIcfgContainer [2018-11-23 07:01:32,837 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 07:01:32,837 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 07:01:32,837 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 07:01:32,846 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 07:01:32,846 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:01:32" (1/1) ... [2018-11-23 07:01:32,855 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:01:32,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:01:32,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 691 states and 947 transitions. [2018-11-23 07:01:32,893 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 947 transitions. [2018-11-23 07:01:32,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 07:01:32,896 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:01:32,931 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:449) 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) [2018-11-23 07:01:32,933 INFO L168 Benchmark]: Toolchain (without parser) took 119144.98 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 344.5 MB). Free memory was 938.5 MB in the beginning and 981.4 MB in the end (delta: -42.9 MB). Peak memory consumption was 301.6 MB. Max. memory is 11.5 GB. [2018-11-23 07:01:32,934 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:01:32,934 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3278.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 938.5 MB in the beginning and 840.3 MB in the end (delta: 98.2 MB). Peak memory consumption was 294.8 MB. Max. memory is 11.5 GB. [2018-11-23 07:01:32,935 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.11 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 96.5 MB). Free memory was 840.3 MB in the beginning and 1.2 GB in the end (delta: -385.9 MB). Peak memory consumption was 32.8 MB. Max. memory is 11.5 GB. [2018-11-23 07:01:32,936 INFO L168 Benchmark]: Boogie Preprocessor took 105.97 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: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 11.5 GB. [2018-11-23 07:01:32,936 INFO L168 Benchmark]: RCFGBuilder took 115509.98 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 79.7 MB). Free memory was 1.2 GB in the beginning and 990.5 MB in the end (delta: 220.2 MB). Peak memory consumption was 422.2 MB. Max. memory is 11.5 GB. [2018-11-23 07:01:32,937 INFO L168 Benchmark]: CodeCheck took 95.29 ms. Allocated memory is still 1.4 GB. Free memory was 990.5 MB in the beginning and 981.4 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 11.5 GB. [2018-11-23 07:01:32,940 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 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 3278.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 938.5 MB in the beginning and 840.3 MB in the end (delta: 98.2 MB). Peak memory consumption was 294.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 152.11 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 96.5 MB). Free memory was 840.3 MB in the beginning and 1.2 GB in the end (delta: -385.9 MB). Peak memory consumption was 32.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 105.97 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: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 115509.98 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 79.7 MB). Free memory was 1.2 GB in the beginning and 990.5 MB in the end (delta: 220.2 MB). Peak memory consumption was 422.2 MB. Max. memory is 11.5 GB. * CodeCheck took 95.29 ms. Allocated memory is still 1.4 GB. Free memory was 990.5 MB in the beginning and 981.4 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...