./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko_true-unreach-call.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6c47f1f1-54e3-4bc6-9c40-df473f5ab438/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6c47f1f1-54e3-4bc6-9c40-df473f5ab438/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6c47f1f1-54e3-4bc6-9c40-df473f5ab438/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6c47f1f1-54e3-4bc6-9c40-df473f5ab438/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko_true-unreach-call.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_6c47f1f1-54e3-4bc6-9c40-df473f5ab438/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6c47f1f1-54e3-4bc6-9c40-df473f5ab438/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 fd429016636063e5b3210d6a7fc46d15fde4f720 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 15:45:20,866 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 15:45:20,867 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 15:45:20,874 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 15:45:20,875 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 15:45:20,875 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 15:45:20,876 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 15:45:20,877 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 15:45:20,878 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 15:45:20,879 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 15:45:20,879 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 15:45:20,880 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 15:45:20,880 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 15:45:20,881 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 15:45:20,882 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 15:45:20,882 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 15:45:20,883 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 15:45:20,884 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 15:45:20,886 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 15:45:20,887 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 15:45:20,887 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 15:45:20,888 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 15:45:20,890 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 15:45:20,890 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 15:45:20,890 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 15:45:20,891 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 15:45:20,891 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 15:45:20,892 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 15:45:20,893 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 15:45:20,893 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 15:45:20,893 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 15:45:20,894 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 15:45:20,894 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 15:45:20,894 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 15:45:20,895 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 15:45:20,895 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 15:45:20,896 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6c47f1f1-54e3-4bc6-9c40-df473f5ab438/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-12-08 15:45:20,906 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 15:45:20,906 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 15:45:20,906 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 15:45:20,907 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 15:45:20,907 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 15:45:20,907 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 15:45:20,907 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 15:45:20,907 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 15:45:20,908 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 15:45:20,908 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 15:45:20,908 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 15:45:20,908 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 15:45:20,908 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 15:45:20,908 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 15:45:20,908 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 15:45:20,909 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 15:45:20,909 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 15:45:20,909 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 15:45:20,909 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 15:45:20,909 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 15:45:20,909 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 15:45:20,910 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 15:45:20,910 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 15:45:20,910 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 15:45:20,910 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 15:45:20,910 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 15:45:20,910 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-08 15:45:20,910 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_6c47f1f1-54e3-4bc6-9c40-df473f5ab438/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 -> fd429016636063e5b3210d6a7fc46d15fde4f720 [2018-12-08 15:45:20,934 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 15:45:20,943 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 15:45:20,945 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 15:45:20,947 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 15:45:20,947 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 15:45:20,947 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6c47f1f1-54e3-4bc6-9c40-df473f5ab438/bin-2019/ukojak/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko_true-unreach-call.cil.out.i [2018-12-08 15:45:20,988 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6c47f1f1-54e3-4bc6-9c40-df473f5ab438/bin-2019/ukojak/data/d27c93e78/8af2b02765af4b2cbf89b0c697eb1434/FLAG6bfe0f1b5 [2018-12-08 15:45:21,363 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 15:45:21,364 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6c47f1f1-54e3-4bc6-9c40-df473f5ab438/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko_true-unreach-call.cil.out.i [2018-12-08 15:45:21,377 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6c47f1f1-54e3-4bc6-9c40-df473f5ab438/bin-2019/ukojak/data/d27c93e78/8af2b02765af4b2cbf89b0c697eb1434/FLAG6bfe0f1b5 [2018-12-08 15:45:21,385 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6c47f1f1-54e3-4bc6-9c40-df473f5ab438/bin-2019/ukojak/data/d27c93e78/8af2b02765af4b2cbf89b0c697eb1434 [2018-12-08 15:45:21,387 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 15:45:21,388 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 15:45:21,388 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 15:45:21,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 15:45:21,390 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 15:45:21,391 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 03:45:21" (1/1) ... [2018-12-08 15:45:21,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8d4f393 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:45:21, skipping insertion in model container [2018-12-08 15:45:21,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 03:45:21" (1/1) ... [2018-12-08 15:45:21,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 15:45:21,436 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 15:45:21,946 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 15:45:21,966 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 15:45:22,071 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 15:45:22,139 INFO L195 MainTranslator]: Completed translation [2018-12-08 15:45:22,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:45:22 WrapperNode [2018-12-08 15:45:22,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 15:45:22,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 15:45:22,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 15:45:22,140 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 15:45:22,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:45:22" (1/1) ... [2018-12-08 15:45:22,175 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:45:22" (1/1) ... [2018-12-08 15:45:22,215 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 15:45:22,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 15:45:22,215 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 15:45:22,215 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 15:45:22,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:45:22" (1/1) ... [2018-12-08 15:45:22,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:45:22" (1/1) ... [2018-12-08 15:45:22,231 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:45:22" (1/1) ... [2018-12-08 15:45:22,231 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:45:22" (1/1) ... [2018-12-08 15:45:22,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:45:22" (1/1) ... [2018-12-08 15:45:22,261 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:45:22" (1/1) ... [2018-12-08 15:45:22,267 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:45:22" (1/1) ... [2018-12-08 15:45:22,274 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 15:45:22,274 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 15:45:22,274 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 15:45:22,274 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 15:45:22,275 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:45:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6c47f1f1-54e3-4bc6-9c40-df473f5ab438/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 15:45:22,319 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_read_ar [2018-12-08 15:45:22,319 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_read_ar [2018-12-08 15:45:22,319 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2018-12-08 15:45:22,319 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2018-12-08 15:45:22,319 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2018-12-08 15:45:22,319 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2018-12-08 15:45:22,319 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2018-12-08 15:45:22,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2018-12-08 15:45:22,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-08 15:45:22,320 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_strobe_ck [2018-12-08 15:45:22,320 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_strobe_ck [2018-12-08 15:45:22,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 15:45:22,320 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2018-12-08 15:45:22,320 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2018-12-08 15:45:22,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 15:45:22,320 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-12-08 15:45:22,321 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-12-08 15:45:22,321 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_poll_in_busy [2018-12-08 15:45:22,321 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_poll_in_busy [2018-12-08 15:45:22,321 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2018-12-08 15:45:22,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2018-12-08 15:45:22,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-08 15:45:22,321 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_read_dr [2018-12-08 15:45:22,321 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_read_dr [2018-12-08 15:45:22,321 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_write_ar [2018-12-08 15:45:22,321 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_write_ar [2018-12-08 15:45:22,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2018-12-08 15:45:22,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2018-12-08 15:45:22,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 15:45:22,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-08 15:45:22,322 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2018-12-08 15:45:22,322 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2018-12-08 15:45:22,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 15:45:22,322 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2018-12-08 15:45:22,322 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2018-12-08 15:45:22,323 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_poll_out_ready [2018-12-08 15:45:22,323 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_poll_out_ready [2018-12-08 15:45:22,323 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2018-12-08 15:45:22,323 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2018-12-08 15:45:22,323 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_write_dr [2018-12-08 15:45:22,323 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_write_dr [2018-12-08 15:45:22,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 15:45:22,323 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_exit [2018-12-08 15:45:22,323 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_exit [2018-12-08 15:45:22,324 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_enable [2018-12-08 15:45:22,324 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_enable [2018-12-08 15:45:22,324 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2018-12-08 15:45:22,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2018-12-08 15:45:22,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 15:45:22,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 15:45:22,324 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_init [2018-12-08 15:45:22,324 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_init [2018-12-08 15:45:22,783 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-08 15:45:22,783 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-08 15:45:23,513 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 15:45:23,513 INFO L280 CfgBuilder]: Removed 39 assue(true) statements. [2018-12-08 15:45:23,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 03:45:23 BoogieIcfgContainer [2018-12-08 15:45:23,514 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 15:45:23,514 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 15:45:23,514 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 15:45:23,521 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 15:45:23,521 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 03:45:23" (1/1) ... [2018-12-08 15:45:23,528 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:45:23,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:23,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 348 states and 511 transitions. [2018-12-08 15:45:23,560 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 511 transitions. [2018-12-08 15:45:23,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 15:45:23,563 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:23,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:23,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 15:45:23,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:23,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 348 states and 509 transitions. [2018-12-08 15:45:23,878 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 509 transitions. [2018-12-08 15:45:23,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-08 15:45:23,878 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:23,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:23,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 15:45:24,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:24,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 350 states and 511 transitions. [2018-12-08 15:45:24,061 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 511 transitions. [2018-12-08 15:45:24,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 15:45:24,061 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:24,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:24,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 15:45:24,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:24,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 350 states and 510 transitions. [2018-12-08 15:45:24,106 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 510 transitions. [2018-12-08 15:45:24,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 15:45:24,107 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:24,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:24,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 15:45:24,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:24,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 353 states and 517 transitions. [2018-12-08 15:45:24,157 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 517 transitions. [2018-12-08 15:45:24,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 15:45:24,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:24,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:24,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 15:45:24,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:24,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 356 states and 524 transitions. [2018-12-08 15:45:24,216 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 524 transitions. [2018-12-08 15:45:24,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-08 15:45:24,218 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:24,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:24,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 15:45:24,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:24,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 358 states and 527 transitions. [2018-12-08 15:45:24,271 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 527 transitions. [2018-12-08 15:45:24,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 15:45:24,272 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:24,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:24,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 15:45:24,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:24,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 360 states and 530 transitions. [2018-12-08 15:45:24,318 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 530 transitions. [2018-12-08 15:45:24,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-08 15:45:24,319 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:24,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:24,369 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 15:45:24,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:24,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 365 states and 538 transitions. [2018-12-08 15:45:24,378 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 538 transitions. [2018-12-08 15:45:24,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-08 15:45:24,379 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:24,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:24,431 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 15:45:24,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:24,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 369 states and 545 transitions. [2018-12-08 15:45:24,442 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 545 transitions. [2018-12-08 15:45:24,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-08 15:45:24,443 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:24,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:24,495 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 15:45:24,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:24,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 373 states and 552 transitions. [2018-12-08 15:45:24,505 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 552 transitions. [2018-12-08 15:45:24,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-08 15:45:24,506 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:24,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:24,549 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 15:45:24,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:24,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 374 states and 553 transitions. [2018-12-08 15:45:24,555 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 553 transitions. [2018-12-08 15:45:24,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-08 15:45:24,556 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:24,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:24,602 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 15:45:24,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:24,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 379 states and 561 transitions. [2018-12-08 15:45:24,617 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 561 transitions. [2018-12-08 15:45:24,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-08 15:45:24,618 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:24,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:24,666 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 15:45:24,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:24,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 380 states and 562 transitions. [2018-12-08 15:45:24,671 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 562 transitions. [2018-12-08 15:45:24,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-08 15:45:24,672 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:24,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:24,718 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 15:45:24,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:24,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 381 states and 563 transitions. [2018-12-08 15:45:24,723 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 563 transitions. [2018-12-08 15:45:24,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-08 15:45:24,724 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:24,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:24,783 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 15:45:24,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:24,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 382 states and 564 transitions. [2018-12-08 15:45:24,787 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 564 transitions. [2018-12-08 15:45:24,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-08 15:45:24,788 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:24,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:24,946 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:24,955 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 15:45:25,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:25,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 400 states and 598 transitions. [2018-12-08 15:45:25,011 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 598 transitions. [2018-12-08 15:45:25,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-08 15:45:25,012 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:25,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:25,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:25,160 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 15:45:25,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:25,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 406 states and 615 transitions. [2018-12-08 15:45:25,176 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 615 transitions. [2018-12-08 15:45:25,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 15:45:25,176 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:25,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:25,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:25,322 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 15:45:25,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:25,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 407 states and 616 transitions. [2018-12-08 15:45:25,326 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 616 transitions. [2018-12-08 15:45:25,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 15:45:25,327 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:25,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:25,463 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:25,465 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 15:45:25,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:25,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 425 states and 650 transitions. [2018-12-08 15:45:25,549 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 650 transitions. [2018-12-08 15:45:25,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 15:45:25,549 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:25,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:25,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:25,698 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 15:45:25,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:25,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 431 states and 667 transitions. [2018-12-08 15:45:25,721 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 667 transitions. [2018-12-08 15:45:25,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-08 15:45:25,722 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:25,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:25,883 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:25,887 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 15:45:25,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:25,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 432 states and 668 transitions. [2018-12-08 15:45:25,893 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 668 transitions. [2018-12-08 15:45:25,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-08 15:45:25,895 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:26,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:26,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:26,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1534 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 1516 trivial. 0 not checked. [2018-12-08 15:45:26,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:26,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 432 states and 662 transitions. [2018-12-08 15:45:26,178 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 662 transitions. [2018-12-08 15:45:26,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 680 [2018-12-08 15:45:26,184 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:26,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:26,460 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:26,601 INFO L134 CoverageAnalysis]: Checked inductivity of 5121 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 5054 trivial. 0 not checked. [2018-12-08 15:45:26,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:26,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 432 states and 655 transitions. [2018-12-08 15:45:26,621 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 655 transitions. [2018-12-08 15:45:26,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 709 [2018-12-08 15:45:26,632 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:26,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:26,939 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:27,223 INFO L134 CoverageAnalysis]: Checked inductivity of 5303 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5303 trivial. 0 not checked. [2018-12-08 15:45:27,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:27,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 558 states and 916 transitions. [2018-12-08 15:45:27,424 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 916 transitions. [2018-12-08 15:45:27,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 710 [2018-12-08 15:45:27,430 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:27,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:27,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:28,017 INFO L134 CoverageAnalysis]: Checked inductivity of 5303 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5303 trivial. 0 not checked. [2018-12-08 15:45:28,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:28,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 564 states and 919 transitions. [2018-12-08 15:45:28,052 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 919 transitions. [2018-12-08 15:45:28,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 711 [2018-12-08 15:45:28,055 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:28,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:28,343 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:28,574 INFO L134 CoverageAnalysis]: Checked inductivity of 5303 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5303 trivial. 0 not checked. [2018-12-08 15:45:28,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:28,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 690 states and 1180 transitions. [2018-12-08 15:45:28,974 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1180 transitions. [2018-12-08 15:45:28,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 710 [2018-12-08 15:45:28,979 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:29,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:29,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:29,549 INFO L134 CoverageAnalysis]: Checked inductivity of 5303 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5303 trivial. 0 not checked. [2018-12-08 15:45:29,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:29,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 696 states and 1183 transitions. [2018-12-08 15:45:29,603 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1183 transitions. [2018-12-08 15:45:29,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 718 [2018-12-08 15:45:29,608 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:29,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:29,892 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:30,006 INFO L134 CoverageAnalysis]: Checked inductivity of 5303 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5301 trivial. 0 not checked. [2018-12-08 15:45:30,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:30,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 696 states and 1182 transitions. [2018-12-08 15:45:30,019 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1182 transitions. [2018-12-08 15:45:30,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 903 [2018-12-08 15:45:30,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:30,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:30,390 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:30,732 INFO L134 CoverageAnalysis]: Checked inductivity of 8889 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8889 trivial. 0 not checked. [2018-12-08 15:45:30,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:30,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 706 states and 1204 transitions. [2018-12-08 15:45:30,767 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1204 transitions. [2018-12-08 15:45:30,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 904 [2018-12-08 15:45:30,772 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:31,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:31,105 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:31,525 INFO L134 CoverageAnalysis]: Checked inductivity of 8889 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8889 trivial. 0 not checked. [2018-12-08 15:45:31,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:31,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 709 states and 1206 transitions. [2018-12-08 15:45:31,554 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1206 transitions. [2018-12-08 15:45:31,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 904 [2018-12-08 15:45:31,558 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:31,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:31,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:32,232 INFO L134 CoverageAnalysis]: Checked inductivity of 8889 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8889 trivial. 0 not checked. [2018-12-08 15:45:32,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:32,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 719 states and 1228 transitions. [2018-12-08 15:45:32,283 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1228 transitions. [2018-12-08 15:45:32,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 905 [2018-12-08 15:45:32,290 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:32,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:32,613 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:33,064 INFO L134 CoverageAnalysis]: Checked inductivity of 8889 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8889 trivial. 0 not checked. [2018-12-08 15:45:33,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:33,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 722 states and 1230 transitions. [2018-12-08 15:45:33,098 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1230 transitions. [2018-12-08 15:45:33,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1140 [2018-12-08 15:45:33,103 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:33,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:33,462 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:33,750 INFO L134 CoverageAnalysis]: Checked inductivity of 14767 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14765 trivial. 0 not checked. [2018-12-08 15:45:33,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:33,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 722 states and 1229 transitions. [2018-12-08 15:45:33,769 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1229 transitions. [2018-12-08 15:45:33,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1186 [2018-12-08 15:45:33,775 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:34,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:34,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:34,834 INFO L134 CoverageAnalysis]: Checked inductivity of 15950 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15950 trivial. 0 not checked. [2018-12-08 15:45:34,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:34,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 757 states and 1264 transitions. [2018-12-08 15:45:34,949 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1264 transitions. [2018-12-08 15:45:34,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1187 [2018-12-08 15:45:34,956 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:35,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:35,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:35,903 INFO L134 CoverageAnalysis]: Checked inductivity of 15950 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15950 trivial. 0 not checked. [2018-12-08 15:45:35,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:35,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 760 states and 1266 transitions. [2018-12-08 15:45:35,937 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1266 transitions. [2018-12-08 15:45:35,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1188 [2018-12-08 15:45:35,943 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:36,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:36,321 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:36,888 INFO L134 CoverageAnalysis]: Checked inductivity of 15950 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15950 trivial. 0 not checked. [2018-12-08 15:45:37,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:37,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 795 states and 1301 transitions. [2018-12-08 15:45:37,032 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1301 transitions. [2018-12-08 15:45:37,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1187 [2018-12-08 15:45:37,042 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:37,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:37,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:38,054 INFO L134 CoverageAnalysis]: Checked inductivity of 15950 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15950 trivial. 0 not checked. [2018-12-08 15:45:38,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:38,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 798 states and 1303 transitions. [2018-12-08 15:45:38,089 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1303 transitions. [2018-12-08 15:45:38,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1188 [2018-12-08 15:45:38,095 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:38,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:38,471 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:39,045 INFO L134 CoverageAnalysis]: Checked inductivity of 15950 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15950 trivial. 0 not checked. [2018-12-08 15:45:39,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:39,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 799 states and 1304 transitions. [2018-12-08 15:45:39,070 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1304 transitions. [2018-12-08 15:45:39,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1187 [2018-12-08 15:45:39,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:39,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:39,448 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:40,098 INFO L134 CoverageAnalysis]: Checked inductivity of 15950 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15950 trivial. 0 not checked. [2018-12-08 15:45:40,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:40,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 800 states and 1305 transitions. [2018-12-08 15:45:40,123 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1305 transitions. [2018-12-08 15:45:40,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1189 [2018-12-08 15:45:40,129 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:40,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:40,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:41,079 INFO L134 CoverageAnalysis]: Checked inductivity of 15950 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15950 trivial. 0 not checked. [2018-12-08 15:45:41,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:41,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 801 states and 1306 transitions. [2018-12-08 15:45:41,104 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1306 transitions. [2018-12-08 15:45:41,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1188 [2018-12-08 15:45:41,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:41,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:41,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:42,045 INFO L134 CoverageAnalysis]: Checked inductivity of 15950 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15950 trivial. 0 not checked. [2018-12-08 15:45:42,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:42,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 802 states and 1307 transitions. [2018-12-08 15:45:42,071 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1307 transitions. [2018-12-08 15:45:42,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1667 [2018-12-08 15:45:42,081 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:42,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:42,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:43,784 INFO L134 CoverageAnalysis]: Checked inductivity of 32361 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32361 trivial. 0 not checked. [2018-12-08 15:45:43,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:43,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 807 states and 1310 transitions. [2018-12-08 15:45:43,831 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1310 transitions. [2018-12-08 15:45:43,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1666 [2018-12-08 15:45:43,841 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:44,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:44,327 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:45,522 INFO L134 CoverageAnalysis]: Checked inductivity of 32361 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32361 trivial. 0 not checked. [2018-12-08 15:45:45,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:45,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 812 states and 1313 transitions. [2018-12-08 15:45:45,570 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1313 transitions. [2018-12-08 15:45:45,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1667 [2018-12-08 15:45:45,581 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:46,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:46,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:47,181 INFO L134 CoverageAnalysis]: Checked inductivity of 32361 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32361 trivial. 0 not checked. [2018-12-08 15:45:47,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:47,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 817 states and 1316 transitions. [2018-12-08 15:45:47,228 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1316 transitions. [2018-12-08 15:45:47,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1668 [2018-12-08 15:45:47,242 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:47,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:47,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:48,922 INFO L134 CoverageAnalysis]: Checked inductivity of 32361 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32361 trivial. 0 not checked. [2018-12-08 15:45:48,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:48,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 822 states and 1319 transitions. [2018-12-08 15:45:48,972 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1319 transitions. [2018-12-08 15:45:48,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2146 [2018-12-08 15:45:48,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:49,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:49,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:51,495 INFO L134 CoverageAnalysis]: Checked inductivity of 54536 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54536 trivial. 0 not checked. [2018-12-08 15:45:51,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:51,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 827 states and 1322 transitions. [2018-12-08 15:45:51,546 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1322 transitions. [2018-12-08 15:45:51,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2145 [2018-12-08 15:45:51,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:52,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:52,159 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:53,977 INFO L134 CoverageAnalysis]: Checked inductivity of 54536 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54536 trivial. 0 not checked. [2018-12-08 15:45:54,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:54,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 832 states and 1325 transitions. [2018-12-08 15:45:54,028 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1325 transitions. [2018-12-08 15:45:54,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2147 [2018-12-08 15:45:54,044 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:54,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:54,670 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:56,502 INFO L134 CoverageAnalysis]: Checked inductivity of 54536 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54536 trivial. 0 not checked. [2018-12-08 15:45:56,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:56,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 837 states and 1328 transitions. [2018-12-08 15:45:56,554 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1328 transitions. [2018-12-08 15:45:56,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2146 [2018-12-08 15:45:56,569 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:57,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:57,167 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:45:59,013 INFO L134 CoverageAnalysis]: Checked inductivity of 54536 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54536 trivial. 0 not checked. [2018-12-08 15:45:59,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:45:59,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 842 states and 1331 transitions. [2018-12-08 15:45:59,066 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1331 transitions. [2018-12-08 15:45:59,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2624 [2018-12-08 15:45:59,089 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:45:59,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:45:59,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:46:02,534 INFO L134 CoverageAnalysis]: Checked inductivity of 82475 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 82475 trivial. 0 not checked. [2018-12-08 15:46:02,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:02,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 847 states and 1334 transitions. [2018-12-08 15:46:02,589 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1334 transitions. [2018-12-08 15:46:02,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2625 [2018-12-08 15:46:02,612 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:03,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:03,321 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:46:06,063 INFO L134 CoverageAnalysis]: Checked inductivity of 82475 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 82475 trivial. 0 not checked. [2018-12-08 15:46:06,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:06,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 852 states and 1337 transitions. [2018-12-08 15:46:06,122 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1337 transitions. [2018-12-08 15:46:06,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2625 [2018-12-08 15:46:06,144 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:06,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:06,863 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:46:09,609 INFO L134 CoverageAnalysis]: Checked inductivity of 82475 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 82475 trivial. 0 not checked. [2018-12-08 15:46:09,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:09,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 857 states and 1340 transitions. [2018-12-08 15:46:09,666 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1340 transitions. [2018-12-08 15:46:09,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2626 [2018-12-08 15:46:09,701 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:10,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:10,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:46:13,192 INFO L134 CoverageAnalysis]: Checked inductivity of 82475 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 82475 trivial. 0 not checked. [2018-12-08 15:46:13,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:13,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 862 states and 1343 transitions. [2018-12-08 15:46:13,249 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1343 transitions. [2018-12-08 15:46:13,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2819 [2018-12-08 15:46:13,275 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:14,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:14,052 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:46:17,200 INFO L134 CoverageAnalysis]: Checked inductivity of 95268 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 95268 trivial. 0 not checked. [2018-12-08 15:46:17,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:17,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 865 states and 1345 transitions. [2018-12-08 15:46:17,269 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1345 transitions. [2018-12-08 15:46:17,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2818 [2018-12-08 15:46:17,295 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:18,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:18,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:46:21,207 INFO L134 CoverageAnalysis]: Checked inductivity of 95268 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 95268 trivial. 0 not checked. [2018-12-08 15:46:21,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:21,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 868 states and 1347 transitions. [2018-12-08 15:46:21,257 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1347 transitions. [2018-12-08 15:46:21,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2820 [2018-12-08 15:46:21,283 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:22,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:22,058 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:46:25,243 INFO L134 CoverageAnalysis]: Checked inductivity of 95268 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 95268 trivial. 0 not checked. [2018-12-08 15:46:25,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:25,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 871 states and 1349 transitions. [2018-12-08 15:46:25,298 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1349 transitions. [2018-12-08 15:46:25,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2819 [2018-12-08 15:46:25,323 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:26,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:26,107 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:46:29,272 INFO L134 CoverageAnalysis]: Checked inductivity of 95268 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 95268 trivial. 0 not checked. [2018-12-08 15:46:29,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:29,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 874 states and 1351 transitions. [2018-12-08 15:46:29,325 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1351 transitions. [2018-12-08 15:46:29,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3102 [2018-12-08 15:46:29,356 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:30,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:30,233 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:46:34,030 INFO L134 CoverageAnalysis]: Checked inductivity of 116049 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 116049 trivial. 0 not checked. [2018-12-08 15:46:34,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:34,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 877 states and 1353 transitions. [2018-12-08 15:46:34,084 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1353 transitions. [2018-12-08 15:46:34,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3101 [2018-12-08 15:46:34,116 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:34,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:34,964 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:46:38,768 INFO L134 CoverageAnalysis]: Checked inductivity of 116049 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 116049 trivial. 0 not checked. [2018-12-08 15:46:38,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:38,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 880 states and 1355 transitions. [2018-12-08 15:46:38,825 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1355 transitions. [2018-12-08 15:46:38,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3103 [2018-12-08 15:46:38,856 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:39,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:39,723 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:46:43,565 INFO L134 CoverageAnalysis]: Checked inductivity of 116049 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 116049 trivial. 0 not checked. [2018-12-08 15:46:43,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:43,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 883 states and 1357 transitions. [2018-12-08 15:46:43,620 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1357 transitions. [2018-12-08 15:46:43,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3103 [2018-12-08 15:46:43,650 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:44,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:44,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:46:48,299 INFO L134 CoverageAnalysis]: Checked inductivity of 116049 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 116049 trivial. 0 not checked. [2018-12-08 15:46:48,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:48,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 884 states and 1358 transitions. [2018-12-08 15:46:48,344 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1358 transitions. [2018-12-08 15:46:48,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3102 [2018-12-08 15:46:48,374 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:49,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:49,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:46:53,097 INFO L134 CoverageAnalysis]: Checked inductivity of 116049 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 116049 trivial. 0 not checked. [2018-12-08 15:46:53,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:53,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 887 states and 1360 transitions. [2018-12-08 15:46:53,151 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1360 transitions. [2018-12-08 15:46:53,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3102 [2018-12-08 15:46:53,181 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:53,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:54,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:46:57,826 INFO L134 CoverageAnalysis]: Checked inductivity of 116049 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 116049 trivial. 0 not checked. [2018-12-08 15:46:57,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:46:57,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 888 states and 1361 transitions. [2018-12-08 15:46:57,871 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1361 transitions. [2018-12-08 15:46:57,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3104 [2018-12-08 15:46:57,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:46:58,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:46:58,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:02,610 INFO L134 CoverageAnalysis]: Checked inductivity of 116049 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 116049 trivial. 0 not checked. [2018-12-08 15:47:02,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:02,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 889 states and 1362 transitions. [2018-12-08 15:47:02,654 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1362 transitions. [2018-12-08 15:47:02,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3103 [2018-12-08 15:47:02,684 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:03,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:03,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:07,390 INFO L134 CoverageAnalysis]: Checked inductivity of 116049 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 116049 trivial. 0 not checked. [2018-12-08 15:47:07,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:07,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 890 states and 1363 transitions. [2018-12-08 15:47:07,435 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1363 transitions. [2018-12-08 15:47:07,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3105 [2018-12-08 15:47:07,465 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:08,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:08,335 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:10,362 INFO L134 CoverageAnalysis]: Checked inductivity of 116049 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 116047 trivial. 0 not checked. [2018-12-08 15:47:10,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:10,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 890 states and 1362 transitions. [2018-12-08 15:47:10,386 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1362 transitions. [2018-12-08 15:47:10,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3106 [2018-12-08 15:47:10,416 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:11,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:11,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:15,132 INFO L134 CoverageAnalysis]: Checked inductivity of 116049 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 116049 trivial. 0 not checked. [2018-12-08 15:47:15,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:15,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 893 states and 1366 transitions. [2018-12-08 15:47:15,177 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1366 transitions. [2018-12-08 15:47:15,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3107 [2018-12-08 15:47:15,207 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:16,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:16,051 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:19,908 INFO L134 CoverageAnalysis]: Checked inductivity of 116049 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 116049 trivial. 0 not checked. [2018-12-08 15:47:19,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:19,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 896 states and 1370 transitions. [2018-12-08 15:47:19,954 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1370 transitions. [2018-12-08 15:47:19,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3296 [2018-12-08 15:47:19,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:20,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:20,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:23,175 INFO L134 CoverageAnalysis]: Checked inductivity of 131149 backedges. 14728 proven. 0 refuted. 0 times theorem prover too weak. 116421 trivial. 0 not checked. [2018-12-08 15:47:23,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:23,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 896 states and 1369 transitions. [2018-12-08 15:47:23,202 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1369 transitions. [2018-12-08 15:47:23,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3297 [2018-12-08 15:47:23,235 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:24,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:24,141 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:28,450 INFO L134 CoverageAnalysis]: Checked inductivity of 131149 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 131149 trivial. 0 not checked. [2018-12-08 15:47:28,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:28,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 900 states and 1373 transitions. [2018-12-08 15:47:28,508 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1373 transitions. [2018-12-08 15:47:28,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3299 [2018-12-08 15:47:28,542 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:29,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:29,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:33,747 INFO L134 CoverageAnalysis]: Checked inductivity of 131149 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 131149 trivial. 0 not checked. [2018-12-08 15:47:33,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:33,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 903 states and 1375 transitions. [2018-12-08 15:47:33,806 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1375 transitions. [2018-12-08 15:47:33,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3298 [2018-12-08 15:47:33,839 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:34,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:34,742 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:39,108 INFO L134 CoverageAnalysis]: Checked inductivity of 131149 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 131149 trivial. 0 not checked. [2018-12-08 15:47:39,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:39,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 907 states and 1379 transitions. [2018-12-08 15:47:39,166 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1379 transitions. [2018-12-08 15:47:39,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3300 [2018-12-08 15:47:39,199 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:40,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:40,109 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:44,489 INFO L134 CoverageAnalysis]: Checked inductivity of 131149 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 131149 trivial. 0 not checked. [2018-12-08 15:47:44,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:44,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 910 states and 1381 transitions. [2018-12-08 15:47:44,548 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1381 transitions. [2018-12-08 15:47:44,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3390 [2018-12-08 15:47:44,583 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:45,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:45,501 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:50,065 INFO L134 CoverageAnalysis]: Checked inductivity of 138992 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 138992 trivial. 0 not checked. [2018-12-08 15:47:50,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:50,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 913 states and 1383 transitions. [2018-12-08 15:47:50,123 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1383 transitions. [2018-12-08 15:47:50,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3391 [2018-12-08 15:47:50,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:51,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:51,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:47:55,666 INFO L134 CoverageAnalysis]: Checked inductivity of 138992 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 138992 trivial. 0 not checked. [2018-12-08 15:47:55,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:47:55,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 916 states and 1385 transitions. [2018-12-08 15:47:55,725 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1385 transitions. [2018-12-08 15:47:55,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3582 [2018-12-08 15:47:55,764 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:47:56,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:47:56,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:48:01,841 INFO L134 CoverageAnalysis]: Checked inductivity of 155384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 155384 trivial. 0 not checked. [2018-12-08 15:48:01,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:01,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 919 states and 1386 transitions. [2018-12-08 15:48:01,900 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1386 transitions. [2018-12-08 15:48:01,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3583 [2018-12-08 15:48:01,940 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:02,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:02,916 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:48:08,066 INFO L134 CoverageAnalysis]: Checked inductivity of 155384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 155384 trivial. 0 not checked. [2018-12-08 15:48:08,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:08,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 922 states and 1387 transitions. [2018-12-08 15:48:08,126 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1387 transitions. [2018-12-08 15:48:08,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3584 [2018-12-08 15:48:08,180 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:09,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:09,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:48:14,225 INFO L134 CoverageAnalysis]: Checked inductivity of 155474 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 155474 trivial. 0 not checked. [2018-12-08 15:48:14,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:14,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 734 states and 1100 transitions. [2018-12-08 15:48:14,282 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1100 transitions. [2018-12-08 15:48:14,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3585 [2018-12-08 15:48:14,322 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:48:15,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:48:15,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:48:20,419 INFO L134 CoverageAnalysis]: Checked inductivity of 155474 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 155474 trivial. 0 not checked. [2018-12-08 15:48:20,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:48:20,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 543 states and 811 transitions. [2018-12-08 15:48:20,477 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 811 transitions. [2018-12-08 15:48:20,478 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 15:48:20,478 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 80 iterations. [2018-12-08 15:48:20,484 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 15:48:21,050 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,052 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,052 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,052 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,052 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,052 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,052 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,052 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,052 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,052 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,052 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,052 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,052 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,052 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,052 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,053 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,053 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,053 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,053 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,053 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,053 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,053 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,053 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,053 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,053 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,053 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,053 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,053 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,053 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,053 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,053 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,053 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,053 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,054 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,054 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,054 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,054 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,054 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,054 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,054 INFO L583 CodeCheckObserver]: Invariant with dag size 6 [2018-12-08 15:48:21,056 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,057 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,057 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:48:21,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 03:48:21 ImpRootNode [2018-12-08 15:48:21,057 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 15:48:21,057 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 15:48:21,057 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 15:48:21,057 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 15:48:21,058 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 03:45:23" (3/4) ... [2018-12-08 15:48:21,061 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 15:48:21,066 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure c2port_read_ar [2018-12-08 15:48:21,066 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure c2port_read_dr [2018-12-08 15:48:21,066 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_get_drvdata [2018-12-08 15:48:21,066 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure c2port_write_dr [2018-12-08 15:48:21,066 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure arch_local_irq_disable [2018-12-08 15:48:21,066 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2018-12-08 15:48:21,066 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure trace_hardirqs_on [2018-12-08 15:48:21,066 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2018-12-08 15:48:21,066 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure c2port_exit [2018-12-08 15:48:21,066 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure c2port_strobe_ck [2018-12-08 15:48:21,066 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure arch_local_irq_enable [2018-12-08 15:48:21,066 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure trace_hardirqs_off [2018-12-08 15:48:21,067 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure c2port_poll_out_ready [2018-12-08 15:48:21,067 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~int~TO~VOID [2018-12-08 15:48:21,067 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure c2port_write_ar [2018-12-08 15:48:21,067 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure external_alloc [2018-12-08 15:48:21,067 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure c2port_poll_in_busy [2018-12-08 15:48:21,067 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2018-12-08 15:48:21,067 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_blast_assert [2018-12-08 15:48:21,067 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock_nested [2018-12-08 15:48:21,067 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure c2port_init [2018-12-08 15:48:21,081 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 180 nodes and edges [2018-12-08 15:48:21,083 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2018-12-08 15:48:21,084 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-08 15:48:21,085 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-08 15:48:21,087 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-08 15:48:21,088 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 15:48:21,282 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6c47f1f1-54e3-4bc6-9c40-df473f5ab438/bin-2019/ukojak/witness.graphml [2018-12-08 15:48:21,282 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 15:48:21,282 INFO L168 Benchmark]: Toolchain (without parser) took 179894.80 ms. Allocated memory was 1.0 GB in the beginning and 5.1 GB in the end (delta: 4.0 GB). Free memory was 945.2 MB in the beginning and 3.3 GB in the end (delta: -2.4 GB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2018-12-08 15:48:21,283 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 15:48:21,283 INFO L168 Benchmark]: CACSL2BoogieTranslator took 751.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 945.2 MB in the beginning and 1.0 GB in the end (delta: -80.4 MB). Peak memory consumption was 83.3 MB. Max. memory is 11.5 GB. [2018-12-08 15:48:21,283 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-08 15:48:21,284 INFO L168 Benchmark]: Boogie Preprocessor took 58.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-08 15:48:21,284 INFO L168 Benchmark]: RCFGBuilder took 1239.57 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 96.5 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -146.8 MB). Peak memory consumption was 223.0 MB. Max. memory is 11.5 GB. [2018-12-08 15:48:21,284 INFO L168 Benchmark]: CodeCheck took 177542.83 ms. Allocated memory was 1.3 GB in the beginning and 5.1 GB in the end (delta: 3.8 GB). Free memory was 1.2 GB in the beginning and 3.6 GB in the end (delta: -2.4 GB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-12-08 15:48:21,284 INFO L168 Benchmark]: Witness Printer took 224.58 ms. Allocated memory is still 5.1 GB. Free memory was 3.6 GB in the beginning and 3.3 GB in the end (delta: 251.6 MB). Peak memory consumption was 251.6 MB. Max. memory is 11.5 GB. [2018-12-08 15:48:21,285 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 22 procedures, 389 locations, 1 error locations. SAFE Result, 176.9s OverallTime, 80 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -538906780 SDtfs, 1232868244 SDslu, 535082560 SDs, 0 SdLazy, -810012684 SolverSat, 156772768 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 65.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 470492 GetRequests, 470484 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 7.3s SsaConstructionTime, 27.2s SatisfiabilityAnalysisTime, 135.5s InterpolantComputationTime, 128173 NumberOfCodeBlocks, 128173 NumberOfCodeBlocksAsserted, 79 NumberOfCheckSat, 128094 ConstructedInterpolants, 0 QuantifiedInterpolants, 979908002 SizeOfPredicates, 0 NumberOfNonLiveVariables, 516689 ConjunctsInSsa, 180 ConjunctsInUnsatCore, 79 InterpolantComputations, 79 PerfectInterpolantSequences, 4101697/4101697 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 5271]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 3747]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4592]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5229]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5214]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3674]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3657]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3360]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4530]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3929]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4531]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4684]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5428]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4685]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5125]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3870]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3374]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3932]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3705]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3453]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5411]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3815]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3899]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3793]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3673]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3778]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3898]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3439]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3853]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3656]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4559]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4434]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5213]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3968]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5408]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3706]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3971]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3794]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5490]: Loop Invariant Derived loop invariant: 0 == ldv_coherent_state && ldv_urb_state == 0 - InvariantResult [Line: 3382]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3461]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4720]: Loop Invariant Derived loop invariant: 1 * 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 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 751.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 945.2 MB in the beginning and 1.0 GB in the end (delta: -80.4 MB). Peak memory consumption was 83.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 75.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 58.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1239.57 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 96.5 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -146.8 MB). Peak memory consumption was 223.0 MB. Max. memory is 11.5 GB. * CodeCheck took 177542.83 ms. Allocated memory was 1.3 GB in the beginning and 5.1 GB in the end (delta: 3.8 GB). Free memory was 1.2 GB in the beginning and 3.6 GB in the end (delta: -2.4 GB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. * Witness Printer took 224.58 ms. Allocated memory is still 5.1 GB. Free memory was 3.6 GB in the beginning and 3.3 GB in the end (delta: 251.6 MB). Peak memory consumption was 251.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...