./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-video-arkfb.ko_true-unreach-call.cil.out.i.pp.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b50cfad4-892a-4d62-ad66-27c0d07363d0/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b50cfad4-892a-4d62-ad66-27c0d07363d0/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b50cfad4-892a-4d62-ad66-27c0d07363d0/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b50cfad4-892a-4d62-ad66-27c0d07363d0/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-video-arkfb.ko_true-unreach-call.cil.out.i.pp.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b50cfad4-892a-4d62-ad66-27c0d07363d0/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b50cfad4-892a-4d62-ad66-27c0d07363d0/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 b7e4395a63bc6ed825a45ec8b824e1a452cae30c .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 12:42:34,253 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 12:42:34,254 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 12:42:34,261 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 12:42:34,261 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 12:42:34,262 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 12:42:34,263 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 12:42:34,264 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 12:42:34,265 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 12:42:34,266 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 12:42:34,266 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 12:42:34,266 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 12:42:34,267 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 12:42:34,268 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 12:42:34,269 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 12:42:34,269 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 12:42:34,270 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 12:42:34,271 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 12:42:34,272 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 12:42:34,274 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 12:42:34,274 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 12:42:34,275 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 12:42:34,277 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 12:42:34,277 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 12:42:34,277 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 12:42:34,278 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 12:42:34,279 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 12:42:34,279 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 12:42:34,280 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 12:42:34,281 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 12:42:34,281 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 12:42:34,281 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 12:42:34,282 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 12:42:34,282 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 12:42:34,282 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 12:42:34,283 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 12:42:34,283 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b50cfad4-892a-4d62-ad66-27c0d07363d0/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-11-23 12:42:34,293 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 12:42:34,293 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 12:42:34,294 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 12:42:34,294 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 12:42:34,295 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 12:42:34,295 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 12:42:34,295 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 12:42:34,295 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 12:42:34,295 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 12:42:34,295 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 12:42:34,296 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 12:42:34,296 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 12:42:34,296 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 12:42:34,296 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 12:42:34,296 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 12:42:34,296 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 12:42:34,296 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 12:42:34,297 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 12:42:34,297 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 12:42:34,297 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 12:42:34,297 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 12:42:34,297 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 12:42:34,297 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 12:42:34,297 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 12:42:34,298 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 12:42:34,298 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 12:42:34,298 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 12:42:34,298 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_b50cfad4-892a-4d62-ad66-27c0d07363d0/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 -> b7e4395a63bc6ed825a45ec8b824e1a452cae30c [2018-11-23 12:42:34,321 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 12:42:34,330 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 12:42:34,333 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 12:42:34,334 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 12:42:34,334 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 12:42:34,335 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b50cfad4-892a-4d62-ad66-27c0d07363d0/bin-2019/ukojak/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-video-arkfb.ko_true-unreach-call.cil.out.i.pp.i [2018-11-23 12:42:34,379 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b50cfad4-892a-4d62-ad66-27c0d07363d0/bin-2019/ukojak/data/10d268f03/87f56a42b69245adbf3c3939fcd525aa/FLAGa6a0f7f0a [2018-11-23 12:42:34,888 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 12:42:34,889 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b50cfad4-892a-4d62-ad66-27c0d07363d0/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-video-arkfb.ko_true-unreach-call.cil.out.i.pp.i [2018-11-23 12:42:34,911 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b50cfad4-892a-4d62-ad66-27c0d07363d0/bin-2019/ukojak/data/10d268f03/87f56a42b69245adbf3c3939fcd525aa/FLAGa6a0f7f0a [2018-11-23 12:42:35,144 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b50cfad4-892a-4d62-ad66-27c0d07363d0/bin-2019/ukojak/data/10d268f03/87f56a42b69245adbf3c3939fcd525aa [2018-11-23 12:42:35,146 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 12:42:35,147 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 12:42:35,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 12:42:35,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 12:42:35,151 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 12:42:35,151 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:42:35" (1/1) ... [2018-11-23 12:42:35,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b749862 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:35, skipping insertion in model container [2018-11-23 12:42:35,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:42:35" (1/1) ... [2018-11-23 12:42:35,159 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 12:42:35,209 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 12:42:36,292 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:42:36,324 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 12:42:36,486 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:42:36,630 INFO L195 MainTranslator]: Completed translation [2018-11-23 12:42:36,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:36 WrapperNode [2018-11-23 12:42:36,631 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 12:42:36,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 12:42:36,631 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 12:42:36,632 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 12:42:36,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:36" (1/1) ... [2018-11-23 12:42:36,673 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:36" (1/1) ... [2018-11-23 12:42:36,751 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 12:42:36,752 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 12:42:36,752 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 12:42:36,752 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 12:42:36,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:36" (1/1) ... [2018-11-23 12:42:36,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:36" (1/1) ... [2018-11-23 12:42:36,773 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:36" (1/1) ... [2018-11-23 12:42:36,774 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:36" (1/1) ... [2018-11-23 12:42:36,827 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:36" (1/1) ... [2018-11-23 12:42:36,842 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:36" (1/1) ... [2018-11-23 12:42:36,858 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:36" (1/1) ... [2018-11-23 12:42:36,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 12:42:36,871 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 12:42:36,871 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 12:42:36,871 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 12:42:36,872 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b50cfad4-892a-4d62-ad66-27c0d07363d0/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 12:42:36,920 INFO L130 BoogieDeclarations]: Found specification of procedure arkfb_release [2018-11-23 12:42:36,920 INFO L138 BoogieDeclarations]: Found implementation of procedure arkfb_release [2018-11-23 12:42:36,920 INFO L130 BoogieDeclarations]: Found specification of procedure svga_set_textmode_vga_regs [2018-11-23 12:42:36,920 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2018-11-23 12:42:36,921 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2018-11-23 12:42:36,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2018-11-23 12:42:36,921 INFO L130 BoogieDeclarations]: Found specification of procedure svga_wcrt_mask [2018-11-23 12:42:36,921 INFO L138 BoogieDeclarations]: Found implementation of procedure svga_wcrt_mask [2018-11-23 12:42:36,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-23 12:42:36,921 INFO L130 BoogieDeclarations]: Found specification of procedure fb_set_suspend [2018-11-23 12:42:36,922 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2018-11-23 12:42:36,922 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2018-11-23 12:42:36,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 12:42:36,922 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2018-11-23 12:42:36,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-23 12:42:36,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 12:42:36,922 INFO L130 BoogieDeclarations]: Found specification of procedure cfb_imageblit [2018-11-23 12:42:36,922 INFO L130 BoogieDeclarations]: Found specification of procedure ics5342_set_freq [2018-11-23 12:42:36,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ics5342_set_freq [2018-11-23 12:42:36,923 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_release [2018-11-23 12:42:36,923 INFO L130 BoogieDeclarations]: Found specification of procedure arkfb_set_par [2018-11-23 12:42:36,923 INFO L138 BoogieDeclarations]: Found implementation of procedure arkfb_set_par [2018-11-23 12:42:36,923 INFO L130 BoogieDeclarations]: Found specification of procedure cfb_fillrect [2018-11-23 12:42:36,924 INFO L130 BoogieDeclarations]: Found specification of procedure svga_set_default_gfx_regs [2018-11-23 12:42:36,924 INFO L130 BoogieDeclarations]: Found specification of procedure restore_vga [2018-11-23 12:42:36,924 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2018-11-23 12:42:36,924 INFO L130 BoogieDeclarations]: Found specification of procedure svga_set_default_seq_regs [2018-11-23 12:42:36,924 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2018-11-23 12:42:36,924 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2018-11-23 12:42:36,924 INFO L130 BoogieDeclarations]: Found specification of procedure ark_pci_remove [2018-11-23 12:42:36,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ark_pci_remove [2018-11-23 12:42:36,925 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2018-11-23 12:42:36,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2018-11-23 12:42:36,925 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-23 12:42:36,925 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2018-11-23 12:42:36,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 12:42:36,925 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2018-11-23 12:42:36,925 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2018-11-23 12:42:36,925 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2018-11-23 12:42:36,926 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2018-11-23 12:42:36,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2018-11-23 12:42:36,928 INFO L130 BoogieDeclarations]: Found specification of procedure svga_set_default_atc_regs [2018-11-23 12:42:36,928 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2018-11-23 12:42:36,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-23 12:42:36,928 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-23 12:42:36,928 INFO L130 BoogieDeclarations]: Found specification of procedure vga_w [2018-11-23 12:42:36,928 INFO L138 BoogieDeclarations]: Found implementation of procedure vga_w [2018-11-23 12:42:36,929 INFO L130 BoogieDeclarations]: Found specification of procedure svga_compute_pll [2018-11-23 12:42:36,929 INFO L130 BoogieDeclarations]: Found specification of procedure vga_r [2018-11-23 12:42:36,929 INFO L138 BoogieDeclarations]: Found implementation of procedure vga_r [2018-11-23 12:42:36,929 INFO L130 BoogieDeclarations]: Found specification of procedure save_vga [2018-11-23 12:42:36,929 INFO L130 BoogieDeclarations]: Found specification of procedure svga_wseq_mask [2018-11-23 12:42:36,929 INFO L138 BoogieDeclarations]: Found implementation of procedure svga_wseq_mask [2018-11-23 12:42:36,929 INFO L130 BoogieDeclarations]: Found specification of procedure vga_wcrt [2018-11-23 12:42:36,929 INFO L138 BoogieDeclarations]: Found implementation of procedure vga_wcrt [2018-11-23 12:42:36,929 INFO L130 BoogieDeclarations]: Found specification of procedure dac_release [2018-11-23 12:42:36,930 INFO L138 BoogieDeclarations]: Found implementation of procedure dac_release [2018-11-23 12:42:36,930 INFO L130 BoogieDeclarations]: Found specification of procedure arkfb_open [2018-11-23 12:42:36,930 INFO L138 BoogieDeclarations]: Found implementation of procedure arkfb_open [2018-11-23 12:42:36,930 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2018-11-23 12:42:36,930 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2018-11-23 12:42:36,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 12:42:36,930 INFO L130 BoogieDeclarations]: Found specification of procedure fb_find_mode [2018-11-23 12:42:36,930 INFO L130 BoogieDeclarations]: Found specification of procedure arkfb_cleanup [2018-11-23 12:42:36,930 INFO L138 BoogieDeclarations]: Found implementation of procedure arkfb_cleanup [2018-11-23 12:42:36,931 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-11-23 12:42:36,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-11-23 12:42:36,931 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2018-11-23 12:42:36,931 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_alloc [2018-11-23 12:42:36,931 INFO L130 BoogieDeclarations]: Found specification of procedure console_lock [2018-11-23 12:42:36,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 12:42:36,931 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2018-11-23 12:42:36,931 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2018-11-23 12:42:36,932 INFO L130 BoogieDeclarations]: Found specification of procedure console_unlock [2018-11-23 12:42:36,932 INFO L130 BoogieDeclarations]: Found specification of procedure mtrr_add [2018-11-23 12:42:36,932 INFO L130 BoogieDeclarations]: Found specification of procedure ics5342_release [2018-11-23 12:42:36,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ics5342_release [2018-11-23 12:42:36,932 INFO L130 BoogieDeclarations]: Found specification of procedure expand_color [2018-11-23 12:42:36,932 INFO L138 BoogieDeclarations]: Found implementation of procedure expand_color [2018-11-23 12:42:36,932 INFO L130 BoogieDeclarations]: Found specification of procedure fb_alloc_cmap [2018-11-23 12:42:36,932 INFO L130 BoogieDeclarations]: Found specification of procedure svga_set_default_crt_regs [2018-11-23 12:42:36,932 INFO L130 BoogieDeclarations]: Found specification of procedure fb_dealloc_cmap [2018-11-23 12:42:36,933 INFO L130 BoogieDeclarations]: Found specification of procedure svga_check_timings [2018-11-23 12:42:36,933 INFO L130 BoogieDeclarations]: Found specification of procedure svga_set_timings [2018-11-23 12:42:36,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2018-11-23 12:42:36,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2018-11-23 12:42:36,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 12:42:36,933 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2018-11-23 12:42:36,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-23 12:42:36,933 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2018-11-23 12:42:36,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2018-11-23 12:42:36,934 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2018-11-23 12:42:36,934 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2018-11-23 12:42:36,934 INFO L130 BoogieDeclarations]: Found specification of procedure ics5342_set_mode [2018-11-23 12:42:36,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ics5342_set_mode [2018-11-23 12:42:36,934 INFO L130 BoogieDeclarations]: Found specification of procedure __writeb [2018-11-23 12:42:36,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __writeb [2018-11-23 12:42:36,934 INFO L130 BoogieDeclarations]: Found specification of procedure dac_set_mode [2018-11-23 12:42:36,934 INFO L138 BoogieDeclarations]: Found implementation of procedure dac_set_mode [2018-11-23 12:42:36,934 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2018-11-23 12:42:36,935 INFO L130 BoogieDeclarations]: Found specification of procedure vga_w_fast [2018-11-23 12:42:36,935 INFO L138 BoogieDeclarations]: Found implementation of procedure vga_w_fast [2018-11-23 12:42:36,935 INFO L130 BoogieDeclarations]: Found specification of procedure arkfb_init [2018-11-23 12:42:36,935 INFO L138 BoogieDeclarations]: Found implementation of procedure arkfb_init [2018-11-23 12:42:36,935 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2018-11-23 12:42:36,935 INFO L130 BoogieDeclarations]: Found specification of procedure mtrr_del [2018-11-23 12:42:36,935 INFO L130 BoogieDeclarations]: Found specification of procedure vga_rseq [2018-11-23 12:42:36,935 INFO L138 BoogieDeclarations]: Found implementation of procedure vga_rseq [2018-11-23 12:42:36,936 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2018-11-23 12:42:36,936 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2018-11-23 12:42:36,936 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2018-11-23 12:42:36,941 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_framebuffer [2018-11-23 12:42:36,942 INFO L130 BoogieDeclarations]: Found specification of procedure register_framebuffer [2018-11-23 12:42:36,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 12:42:36,942 INFO L130 BoogieDeclarations]: Found specification of procedure svga_tilecursor [2018-11-23 12:42:36,942 INFO L130 BoogieDeclarations]: Found specification of procedure vga_wseq [2018-11-23 12:42:36,942 INFO L138 BoogieDeclarations]: Found implementation of procedure vga_wseq [2018-11-23 12:42:36,942 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2018-11-23 12:42:36,942 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2018-11-23 12:42:36,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 12:42:36,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 12:42:36,943 INFO L130 BoogieDeclarations]: Found specification of procedure svga_match_format [2018-11-23 12:42:36,943 INFO L130 BoogieDeclarations]: Found specification of procedure svga_wcrt_multi [2018-11-23 12:42:37,620 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 12:42:37,620 WARN L605 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-23 12:42:38,161 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 12:42:38,161 WARN L605 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-23 12:42:38,163 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 12:42:38,163 WARN L605 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-23 12:43:44,568 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 12:43:44,569 INFO L280 CfgBuilder]: Removed 133 assue(true) statements. [2018-11-23 12:43:44,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:43:44 BoogieIcfgContainer [2018-11-23 12:43:44,569 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 12:43:44,569 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 12:43:44,569 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 12:43:44,578 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 12:43:44,578 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:43:44" (1/1) ... [2018-11-23 12:43:44,588 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:43:44,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:44,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 454 states and 668 transitions. [2018-11-23 12:43:44,629 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 668 transitions. [2018-11-23 12:43:44,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-23 12:43:44,631 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:44,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:45,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:47,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:47,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 454 states and 666 transitions. [2018-11-23 12:43:47,292 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 666 transitions. [2018-11-23 12:43:47,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 12:43:47,296 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:47,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:47,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:49,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:49,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 456 states and 668 transitions. [2018-11-23 12:43:49,753 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 668 transitions. [2018-11-23 12:43:49,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 12:43:49,753 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:49,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:49,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:49,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:49,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 456 states and 663 transitions. [2018-11-23 12:43:49,909 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 663 transitions. [2018-11-23 12:43:49,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 12:43:49,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:49,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:50,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:50,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:50,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 460 states and 702 transitions. [2018-11-23 12:43:50,060 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 702 transitions. [2018-11-23 12:43:50,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 12:43:50,061 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:50,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:50,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:50,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:50,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 464 states and 741 transitions. [2018-11-23 12:43:50,208 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 741 transitions. [2018-11-23 12:43:50,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 12:43:50,210 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:50,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:50,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:50,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:50,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 467 states and 745 transitions. [2018-11-23 12:43:50,347 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 745 transitions. [2018-11-23 12:43:50,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 12:43:50,348 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:50,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:50,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:50,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:50,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 469 states and 747 transitions. [2018-11-23 12:43:50,488 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 747 transitions. [2018-11-23 12:43:50,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 12:43:50,489 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:50,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:50,623 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:50,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:50,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 472 states and 751 transitions. [2018-11-23 12:43:50,631 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 751 transitions. [2018-11-23 12:43:50,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 12:43:50,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:50,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:50,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:50,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:50,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 474 states and 753 transitions. [2018-11-23 12:43:50,765 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 753 transitions. [2018-11-23 12:43:50,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 12:43:50,766 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:50,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:50,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:50,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:50,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 475 states and 754 transitions. [2018-11-23 12:43:50,893 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 754 transitions. [2018-11-23 12:43:50,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 12:43:50,894 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:50,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:51,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:51,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:51,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 476 states and 755 transitions. [2018-11-23 12:43:51,024 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 755 transitions. [2018-11-23 12:43:51,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 12:43:51,025 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:51,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:51,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:51,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:51,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 477 states and 756 transitions. [2018-11-23 12:43:51,150 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 756 transitions. [2018-11-23 12:43:51,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 12:43:51,151 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:51,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:51,274 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:51,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:51,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 478 states and 757 transitions. [2018-11-23 12:43:51,282 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 757 transitions. [2018-11-23 12:43:51,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 12:43:51,282 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:51,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:51,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:51,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:51,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 479 states and 758 transitions. [2018-11-23 12:43:51,410 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 758 transitions. [2018-11-23 12:43:51,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 12:43:51,411 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:51,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:51,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:51,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:51,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 480 states and 759 transitions. [2018-11-23 12:43:51,582 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 759 transitions. [2018-11-23 12:43:51,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 12:43:51,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:51,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:51,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:51,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:51,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 482 states and 762 transitions. [2018-11-23 12:43:51,704 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 762 transitions. [2018-11-23 12:43:51,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 12:43:51,705 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:51,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:51,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:51,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:51,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 485 states and 766 transitions. [2018-11-23 12:43:51,838 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 766 transitions. [2018-11-23 12:43:51,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 12:43:51,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:52,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:52,393 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:43:52,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:52,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:52,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 492 states and 776 transitions. [2018-11-23 12:43:52,436 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 776 transitions. [2018-11-23 12:43:52,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 12:43:52,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:52,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:52,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:52,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:52,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 494 states and 779 transitions. [2018-11-23 12:43:52,559 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 779 transitions. [2018-11-23 12:43:52,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 12:43:52,561 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:52,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:52,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:52,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:52,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 497 states and 783 transitions. [2018-11-23 12:43:52,688 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 783 transitions. [2018-11-23 12:43:52,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 12:43:52,689 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:52,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:52,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:52,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:52,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 499 states and 785 transitions. [2018-11-23 12:43:52,783 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 785 transitions. [2018-11-23 12:43:52,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 12:43:52,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:53,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:53,298 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:43:53,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:53,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:53,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 506 states and 795 transitions. [2018-11-23 12:43:53,332 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 795 transitions. [2018-11-23 12:43:53,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 12:43:53,333 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:53,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:53,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:53,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:53,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 508 states and 797 transitions. [2018-11-23 12:43:53,483 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 797 transitions. [2018-11-23 12:43:53,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 12:43:53,485 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:53,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:53,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:53,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:53,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 510 states and 799 transitions. [2018-11-23 12:43:53,620 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 799 transitions. [2018-11-23 12:43:53,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 12:43:53,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:53,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:53,730 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:53,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:53,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 510 states and 798 transitions. [2018-11-23 12:43:53,736 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 798 transitions. [2018-11-23 12:43:53,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 12:43:53,737 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:53,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:53,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:54,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:54,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 512 states and 805 transitions. [2018-11-23 12:43:54,008 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 805 transitions. [2018-11-23 12:43:54,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 12:43:54,009 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:54,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:54,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:54,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:54,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 514 states and 807 transitions. [2018-11-23 12:43:54,163 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 807 transitions. [2018-11-23 12:43:54,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 12:43:54,164 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:54,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:54,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:54,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:54,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 516 states and 809 transitions. [2018-11-23 12:43:54,333 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 809 transitions. [2018-11-23 12:43:54,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 12:43:54,334 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:54,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:54,848 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:43:54,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:54,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:54,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 520 states and 816 transitions. [2018-11-23 12:43:54,857 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 816 transitions. [2018-11-23 12:43:54,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 12:43:54,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:54,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:54,963 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 12:43:54,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:54,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 523 states and 820 transitions. [2018-11-23 12:43:54,970 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 820 transitions. [2018-11-23 12:43:54,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 12:43:54,971 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:55,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:55,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:55,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:55,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 524 states and 821 transitions. [2018-11-23 12:43:55,094 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 821 transitions. [2018-11-23 12:43:55,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 12:43:55,095 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:55,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:55,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:55,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:55,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 526 states and 823 transitions. [2018-11-23 12:43:55,230 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 823 transitions. [2018-11-23 12:43:55,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 12:43:55,230 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:55,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:55,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:55,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:55,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 529 states and 834 transitions. [2018-11-23 12:43:55,346 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 834 transitions. [2018-11-23 12:43:55,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 12:43:55,346 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:55,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:56,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:43:56,025 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:56,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:56,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 533 states and 841 transitions. [2018-11-23 12:43:56,032 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 841 transitions. [2018-11-23 12:43:56,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 12:43:56,033 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:56,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:56,139 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 12:43:56,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:56,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 536 states and 845 transitions. [2018-11-23 12:43:56,146 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 845 transitions. [2018-11-23 12:43:56,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 12:43:56,147 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:56,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:56,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:56,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:56,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 537 states and 846 transitions. [2018-11-23 12:43:56,270 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 846 transitions. [2018-11-23 12:43:56,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 12:43:56,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:56,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:56,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:56,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:56,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 540 states and 857 transitions. [2018-11-23 12:43:56,380 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 857 transitions. [2018-11-23 12:43:56,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 12:43:56,381 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:56,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:56,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:56,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:56,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 541 states and 858 transitions. [2018-11-23 12:43:56,493 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 858 transitions. [2018-11-23 12:43:56,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 12:43:56,494 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:56,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:56,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:56,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:56,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 543 states and 861 transitions. [2018-11-23 12:43:56,596 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 861 transitions. [2018-11-23 12:43:56,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 12:43:56,597 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:56,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:56,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:56,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:56,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 544 states and 862 transitions. [2018-11-23 12:43:56,694 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 862 transitions. [2018-11-23 12:43:56,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 12:43:56,696 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:56,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:56,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:56,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:56,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 546 states and 865 transitions. [2018-11-23 12:43:56,799 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 865 transitions. [2018-11-23 12:43:56,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 12:43:56,800 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:56,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:56,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:56,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:56,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 547 states and 866 transitions. [2018-11-23 12:43:56,870 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 866 transitions. [2018-11-23 12:43:56,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 12:43:56,871 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:56,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:56,940 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:56,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:56,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 549 states and 869 transitions. [2018-11-23 12:43:56,945 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 869 transitions. [2018-11-23 12:43:56,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 12:43:56,946 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:56,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:57,021 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:57,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:57,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 551 states and 872 transitions. [2018-11-23 12:43:57,025 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 872 transitions. [2018-11-23 12:43:57,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 12:43:57,026 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:57,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:57,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:57,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:57,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 553 states and 875 transitions. [2018-11-23 12:43:57,096 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 875 transitions. [2018-11-23 12:43:57,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 12:43:57,097 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:57,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:57,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:57,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:57,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 555 states and 878 transitions. [2018-11-23 12:43:57,164 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 878 transitions. [2018-11-23 12:43:57,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 12:43:57,166 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:57,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:57,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:57,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:57,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 556 states and 879 transitions. [2018-11-23 12:43:57,230 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 879 transitions. [2018-11-23 12:43:57,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 12:43:57,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:57,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:57,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:57,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:57,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 557 states and 880 transitions. [2018-11-23 12:43:57,304 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 880 transitions. [2018-11-23 12:43:57,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 12:43:57,305 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:57,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:57,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:57,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:57,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 576 states and 943 transitions. [2018-11-23 12:43:57,504 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 943 transitions. [2018-11-23 12:43:57,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 12:43:57,505 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:57,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:57,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:57,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:57,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 581 states and 952 transitions. [2018-11-23 12:43:57,600 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 952 transitions. [2018-11-23 12:43:57,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 12:43:57,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:57,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:57,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:57,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:57,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 583 states and 956 transitions. [2018-11-23 12:43:57,693 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 956 transitions. [2018-11-23 12:43:57,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 12:43:57,694 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:57,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:57,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:57,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:57,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 584 states and 957 transitions. [2018-11-23 12:43:57,762 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 957 transitions. [2018-11-23 12:43:57,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 12:43:57,763 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:57,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:57,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:57,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:57,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 586 states and 960 transitions. [2018-11-23 12:43:57,834 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 960 transitions. [2018-11-23 12:43:57,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 12:43:57,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:57,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:57,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:57,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:57,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 588 states and 964 transitions. [2018-11-23 12:43:57,928 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 964 transitions. [2018-11-23 12:43:57,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 12:43:57,929 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:57,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:57,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:57,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:57,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 589 states and 964 transitions. [2018-11-23 12:43:57,996 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 964 transitions. [2018-11-23 12:43:57,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 12:43:57,997 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:58,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:58,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:58,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:58,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 590 states and 965 transitions. [2018-11-23 12:43:58,069 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 965 transitions. [2018-11-23 12:43:58,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 12:43:58,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:58,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:58,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:58,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:58,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 591 states and 966 transitions. [2018-11-23 12:43:58,135 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 966 transitions. [2018-11-23 12:43:58,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 12:43:58,135 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:58,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:58,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:58,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:58,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 596 states and 975 transitions. [2018-11-23 12:43:58,210 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 975 transitions. [2018-11-23 12:43:58,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 12:43:58,210 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:58,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:58,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:58,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:58,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 597 states and 976 transitions. [2018-11-23 12:43:58,289 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 976 transitions. [2018-11-23 12:43:58,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 12:43:58,290 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:58,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:58,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:58,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:58,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 599 states and 980 transitions. [2018-11-23 12:43:58,362 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 980 transitions. [2018-11-23 12:43:58,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 12:43:58,363 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:58,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:58,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:58,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:58,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 600 states and 981 transitions. [2018-11-23 12:43:58,445 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 981 transitions. [2018-11-23 12:43:58,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 12:43:58,445 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:58,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:58,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:58,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:58,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 601 states and 982 transitions. [2018-11-23 12:43:58,527 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 982 transitions. [2018-11-23 12:43:58,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 12:43:58,527 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:58,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:58,599 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:58,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:58,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 602 states and 982 transitions. [2018-11-23 12:43:58,605 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 982 transitions. [2018-11-23 12:43:58,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 12:43:58,606 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:58,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:58,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:58,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:58,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 604 states and 987 transitions. [2018-11-23 12:43:58,678 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 987 transitions. [2018-11-23 12:43:58,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 12:43:58,678 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:58,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:58,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:58,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:58,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 605 states and 987 transitions. [2018-11-23 12:43:58,753 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 987 transitions. [2018-11-23 12:43:58,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 12:43:58,754 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:58,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:58,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:58,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:58,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 607 states and 991 transitions. [2018-11-23 12:43:58,831 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 991 transitions. [2018-11-23 12:43:58,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 12:43:58,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:58,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:58,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:58,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:58,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 608 states and 991 transitions. [2018-11-23 12:43:58,897 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 991 transitions. [2018-11-23 12:43:58,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 12:43:58,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:58,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:58,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:58,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:58,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 609 states and 992 transitions. [2018-11-23 12:43:58,964 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 992 transitions. [2018-11-23 12:43:58,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 12:43:58,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:58,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:59,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:59,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:59,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 610 states and 993 transitions. [2018-11-23 12:43:59,029 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 993 transitions. [2018-11-23 12:43:59,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 12:43:59,030 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:59,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:59,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:59,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:59,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 612 states and 997 transitions. [2018-11-23 12:43:59,106 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 997 transitions. [2018-11-23 12:43:59,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 12:43:59,106 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:59,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:59,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:59,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:59,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 613 states and 998 transitions. [2018-11-23 12:43:59,174 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 998 transitions. [2018-11-23 12:43:59,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 12:43:59,175 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:59,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:59,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:59,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:59,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 614 states and 999 transitions. [2018-11-23 12:43:59,242 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 999 transitions. [2018-11-23 12:43:59,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 12:43:59,243 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:59,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:59,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:59,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:59,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 621 states and 1012 transitions. [2018-11-23 12:43:59,309 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1012 transitions. [2018-11-23 12:43:59,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 12:43:59,310 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:59,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:59,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:59,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:59,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 623 states and 1017 transitions. [2018-11-23 12:43:59,394 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1017 transitions. [2018-11-23 12:43:59,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 12:43:59,394 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:59,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:59,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:59,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:59,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 624 states and 1017 transitions. [2018-11-23 12:43:59,466 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1017 transitions. [2018-11-23 12:43:59,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 12:43:59,467 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:59,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:59,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:59,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:59,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 626 states and 1021 transitions. [2018-11-23 12:43:59,541 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1021 transitions. [2018-11-23 12:43:59,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 12:43:59,542 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:59,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:59,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:59,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:59,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 628 states and 1023 transitions. [2018-11-23 12:43:59,619 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1023 transitions. [2018-11-23 12:43:59,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 12:43:59,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:59,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:59,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:59,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:59,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 629 states and 1024 transitions. [2018-11-23 12:43:59,699 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1024 transitions. [2018-11-23 12:43:59,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 12:43:59,699 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:59,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:59,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:59,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:59,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 636 states and 1038 transitions. [2018-11-23 12:43:59,761 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1038 transitions. [2018-11-23 12:43:59,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 12:43:59,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:59,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:59,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:59,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:59,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 638 states and 1042 transitions. [2018-11-23 12:43:59,825 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1042 transitions. [2018-11-23 12:43:59,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 12:43:59,825 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:59,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:59,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:59,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:59,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 639 states and 1043 transitions. [2018-11-23 12:43:59,890 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1043 transitions. [2018-11-23 12:43:59,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 12:43:59,891 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:59,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:59,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:43:59,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:59,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 641 states and 1045 transitions. [2018-11-23 12:43:59,974 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1045 transitions. [2018-11-23 12:43:59,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 12:43:59,975 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:00,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:00,042 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:44:00,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:00,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 645 states and 1050 transitions. [2018-11-23 12:44:00,066 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1050 transitions. [2018-11-23 12:44:00,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 12:44:00,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:00,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:00,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:44:00,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:00,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 646 states and 1051 transitions. [2018-11-23 12:44:00,134 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1051 transitions. [2018-11-23 12:44:00,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 12:44:00,134 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:00,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:00,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:00,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:44:00,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:00,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 649 states and 1056 transitions. [2018-11-23 12:44:00,590 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1056 transitions. [2018-11-23 12:44:00,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 12:44:00,591 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:00,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:00,650 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 12:44:00,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:00,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 651 states and 1058 transitions. [2018-11-23 12:44:00,654 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1058 transitions. [2018-11-23 12:44:00,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 12:44:00,655 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:00,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:00,719 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:44:00,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:00,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 655 states and 1063 transitions. [2018-11-23 12:44:00,747 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1063 transitions. [2018-11-23 12:44:00,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 12:44:00,748 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:01,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:01,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:01,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:44:01,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:01,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 661 states and 1074 transitions. [2018-11-23 12:44:01,206 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1074 transitions. [2018-11-23 12:44:01,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 12:44:01,208 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:01,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:01,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:44:01,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:01,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 663 states and 1077 transitions. [2018-11-23 12:44:01,293 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1077 transitions. [2018-11-23 12:44:01,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 12:44:01,294 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:01,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:44:01,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:01,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 667 states and 1084 transitions. [2018-11-23 12:44:01,362 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1084 transitions. [2018-11-23 12:44:01,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 12:44:01,364 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:01,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:01,788 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:01,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:44:01,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:01,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 670 states and 1089 transitions. [2018-11-23 12:44:01,794 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1089 transitions. [2018-11-23 12:44:01,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 12:44:01,795 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:01,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:01,855 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 12:44:01,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:01,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 671 states and 1090 transitions. [2018-11-23 12:44:01,860 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1090 transitions. [2018-11-23 12:44:01,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 12:44:01,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:02,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:02,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:02,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:44:02,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:02,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 677 states and 1101 transitions. [2018-11-23 12:44:02,314 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1101 transitions. [2018-11-23 12:44:02,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 12:44:02,315 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:02,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:02,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:44:02,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:02,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 679 states and 1104 transitions. [2018-11-23 12:44:02,390 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1104 transitions. [2018-11-23 12:44:02,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 12:44:02,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:02,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:02,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:44:02,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:02,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 683 states and 1111 transitions. [2018-11-23 12:44:02,464 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1111 transitions. [2018-11-23 12:44:02,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 12:44:02,464 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:02,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:02,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:44:02,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:02,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 684 states and 1112 transitions. [2018-11-23 12:44:02,543 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1112 transitions. [2018-11-23 12:44:02,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 12:44:02,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:02,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:02,614 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 12:44:02,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:02,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 685 states and 1113 transitions. [2018-11-23 12:44:02,620 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1113 transitions. [2018-11-23 12:44:02,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 12:44:02,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:02,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:02,702 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:44:02,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:02,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 686 states and 1114 transitions. [2018-11-23 12:44:02,707 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1114 transitions. [2018-11-23 12:44:02,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 12:44:02,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:02,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:02,792 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 12:44:02,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:02,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 687 states and 1115 transitions. [2018-11-23 12:44:02,825 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1115 transitions. [2018-11-23 12:44:02,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 12:44:02,826 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:02,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:02,899 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:44:02,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:02,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 693 states and 1128 transitions. [2018-11-23 12:44:02,927 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1128 transitions. [2018-11-23 12:44:02,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 12:44:02,928 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:03,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:03,354 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:03,356 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:44:03,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:03,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 693 states and 1127 transitions. [2018-11-23 12:44:03,363 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1127 transitions. [2018-11-23 12:44:03,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 12:44:03,364 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:03,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:03,432 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:44:03,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:03,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 696 states and 1132 transitions. [2018-11-23 12:44:03,443 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1132 transitions. [2018-11-23 12:44:03,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 12:44:03,444 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:03,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:03,506 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:44:03,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:03,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 698 states and 1135 transitions. [2018-11-23 12:44:03,516 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1135 transitions. [2018-11-23 12:44:03,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 12:44:03,516 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:03,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:03,577 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:44:03,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:03,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 704 states and 1148 transitions. [2018-11-23 12:44:03,607 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1148 transitions. [2018-11-23 12:44:03,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 12:44:03,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:03,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:03,669 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:44:03,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:03,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 709 states and 1157 transitions. [2018-11-23 12:44:03,691 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1157 transitions. [2018-11-23 12:44:03,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 12:44:03,692 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:04,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:04,155 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:04,158 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:44:04,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:04,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 709 states and 1156 transitions. [2018-11-23 12:44:04,164 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1156 transitions. [2018-11-23 12:44:04,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 12:44:04,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:04,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:04,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:04,629 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 12:44:04,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:04,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 712 states and 1160 transitions. [2018-11-23 12:44:04,633 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1160 transitions. [2018-11-23 12:44:04,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 12:44:04,633 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:04,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:04,695 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 12:44:04,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:04,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 714 states and 1163 transitions. [2018-11-23 12:44:04,700 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1163 transitions. [2018-11-23 12:44:04,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 12:44:04,700 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:04,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:04,759 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 12:44:04,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:04,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 716 states and 1166 transitions. [2018-11-23 12:44:04,778 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1166 transitions. [2018-11-23 12:44:04,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 12:44:04,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:04,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:04,840 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:44:04,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:04,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 719 states and 1171 transitions. [2018-11-23 12:44:04,873 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1171 transitions. [2018-11-23 12:44:04,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 12:44:04,874 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:04,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:04,955 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:44:04,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:04,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 721 states and 1174 transitions. [2018-11-23 12:44:04,973 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1174 transitions. [2018-11-23 12:44:04,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 12:44:04,974 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:05,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:05,040 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:44:05,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:05,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 726 states and 1183 transitions. [2018-11-23 12:44:05,072 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1183 transitions. [2018-11-23 12:44:05,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 12:44:05,073 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:05,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:05,533 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:05,535 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 12:44:05,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:05,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 729 states and 1187 transitions. [2018-11-23 12:44:05,543 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1187 transitions. [2018-11-23 12:44:05,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 12:44:05,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:05,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:06,005 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:06,008 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 12:44:06,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:06,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 735 states and 1192 transitions. [2018-11-23 12:44:06,032 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1192 transitions. [2018-11-23 12:44:06,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 12:44:06,032 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:06,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:06,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:06,471 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 12:44:06,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:06,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 738 states and 1196 transitions. [2018-11-23 12:44:06,475 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1196 transitions. [2018-11-23 12:44:06,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 12:44:06,476 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:06,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:06,536 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 12:44:06,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:06,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 740 states and 1198 transitions. [2018-11-23 12:44:06,546 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1198 transitions. [2018-11-23 12:44:06,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 12:44:06,546 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:06,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:06,985 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:06,987 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 12:44:06,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:06,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 743 states and 1202 transitions. [2018-11-23 12:44:06,991 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1202 transitions. [2018-11-23 12:44:06,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 12:44:06,992 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:07,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:07,453 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:07,455 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 12:44:07,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:07,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 749 states and 1207 transitions. [2018-11-23 12:44:07,479 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1207 transitions. [2018-11-23 12:44:07,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 12:44:07,479 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:07,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:07,540 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 12:44:07,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:07,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 751 states and 1209 transitions. [2018-11-23 12:44:07,550 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1209 transitions. [2018-11-23 12:44:07,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 12:44:07,550 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:07,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:07,613 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 12:44:07,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:07,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 753 states and 1211 transitions. [2018-11-23 12:44:07,629 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1211 transitions. [2018-11-23 12:44:07,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 12:44:07,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:08,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:08,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:08,078 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:44:08,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:08,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 753 states and 1210 transitions. [2018-11-23 12:44:08,083 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1210 transitions. [2018-11-23 12:44:08,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 12:44:08,083 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:08,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:08,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:08,551 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 12:44:08,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:08,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 757 states and 1217 transitions. [2018-11-23 12:44:08,563 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1217 transitions. [2018-11-23 12:44:08,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 12:44:08,564 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:08,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:08,637 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 12:44:08,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:08,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 760 states and 1221 transitions. [2018-11-23 12:44:08,643 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1221 transitions. [2018-11-23 12:44:08,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 12:44:08,644 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:08,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:08,719 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:44:08,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:08,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 761 states and 1222 transitions. [2018-11-23 12:44:08,733 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1222 transitions. [2018-11-23 12:44:08,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 12:44:08,734 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:08,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:08,813 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 12:44:08,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:08,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 764 states and 1233 transitions. [2018-11-23 12:44:08,819 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1233 transitions. [2018-11-23 12:44:08,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 12:44:08,820 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:09,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:09,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:09,320 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 12:44:09,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:09,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 766 states and 1233 transitions. [2018-11-23 12:44:09,330 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1233 transitions. [2018-11-23 12:44:09,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 12:44:09,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:09,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:09,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:09,779 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 12:44:09,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:09,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 769 states and 1237 transitions. [2018-11-23 12:44:09,784 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1237 transitions. [2018-11-23 12:44:09,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 12:44:09,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:10,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:10,231 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:10,233 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 12:44:10,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:10,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 773 states and 1244 transitions. [2018-11-23 12:44:10,255 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1244 transitions. [2018-11-23 12:44:10,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 12:44:10,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:10,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:10,319 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 12:44:10,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:10,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 774 states and 1245 transitions. [2018-11-23 12:44:10,324 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1245 transitions. [2018-11-23 12:44:10,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 12:44:10,325 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:10,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:10,767 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:10,769 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 12:44:10,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:10,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 776 states and 1245 transitions. [2018-11-23 12:44:10,782 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1245 transitions. [2018-11-23 12:44:10,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 12:44:10,783 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:10,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:10,844 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 12:44:10,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:10,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 777 states and 1246 transitions. [2018-11-23 12:44:10,849 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1246 transitions. [2018-11-23 12:44:10,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 12:44:10,849 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:11,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:11,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:11,297 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 12:44:11,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:11,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 780 states and 1250 transitions. [2018-11-23 12:44:11,302 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1250 transitions. [2018-11-23 12:44:11,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 12:44:11,303 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:11,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:11,369 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 12:44:11,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:11,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 782 states and 1253 transitions. [2018-11-23 12:44:11,374 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1253 transitions. [2018-11-23 12:44:11,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 12:44:11,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:11,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:11,437 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 12:44:11,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:11,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 783 states and 1254 transitions. [2018-11-23 12:44:11,442 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1254 transitions. [2018-11-23 12:44:11,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 12:44:11,443 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:11,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:11,506 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 12:44:11,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:11,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 784 states and 1255 transitions. [2018-11-23 12:44:11,511 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1255 transitions. [2018-11-23 12:44:11,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 12:44:11,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:11,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:11,580 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 12:44:11,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:11,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 786 states and 1258 transitions. [2018-11-23 12:44:11,585 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1258 transitions. [2018-11-23 12:44:11,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 12:44:11,586 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:11,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:11,649 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 12:44:11,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:11,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 787 states and 1259 transitions. [2018-11-23 12:44:11,654 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1259 transitions. [2018-11-23 12:44:11,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 12:44:11,655 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:11,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:11,717 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 12:44:11,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:11,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 788 states and 1260 transitions. [2018-11-23 12:44:11,722 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1260 transitions. [2018-11-23 12:44:11,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 12:44:11,723 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:11,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:11,790 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 12:44:11,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:11,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 790 states and 1264 transitions. [2018-11-23 12:44:11,795 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1264 transitions. [2018-11-23 12:44:11,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 12:44:11,795 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:11,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:11,864 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 12:44:11,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:11,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 791 states and 1264 transitions. [2018-11-23 12:44:11,869 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1264 transitions. [2018-11-23 12:44:11,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 12:44:11,870 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:11,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:11,976 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 12:44:11,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:11,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 792 states and 1265 transitions. [2018-11-23 12:44:11,981 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1265 transitions. [2018-11-23 12:44:11,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 12:44:11,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:12,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:12,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:44:12,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:12,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 796 states and 1271 transitions. [2018-11-23 12:44:12,066 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1271 transitions. [2018-11-23 12:44:12,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 12:44:12,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:12,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:12,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:44:12,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:12,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 796 states and 1270 transitions. [2018-11-23 12:44:12,162 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1270 transitions. [2018-11-23 12:44:12,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 12:44:12,163 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:12,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:12,225 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 12:44:12,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:12,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 798 states and 1273 transitions. [2018-11-23 12:44:12,230 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1273 transitions. [2018-11-23 12:44:12,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 12:44:12,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:12,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:12,293 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 12:44:12,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:12,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 799 states and 1274 transitions. [2018-11-23 12:44:12,298 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1274 transitions. [2018-11-23 12:44:12,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 12:44:12,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:12,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:12,374 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 12:44:12,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:12,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 803 states and 1279 transitions. [2018-11-23 12:44:12,388 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1279 transitions. [2018-11-23 12:44:12,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 12:44:12,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:12,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:12,488 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 12:44:12,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:12,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 808 states and 1285 transitions. [2018-11-23 12:44:12,502 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1285 transitions. [2018-11-23 12:44:12,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 12:44:12,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:12,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:12,585 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 12:44:12,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:12,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 813 states and 1291 transitions. [2018-11-23 12:44:12,598 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1291 transitions. [2018-11-23 12:44:12,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 12:44:12,599 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:12,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:12,666 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 12:44:12,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:12,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 815 states and 1296 transitions. [2018-11-23 12:44:12,676 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1296 transitions. [2018-11-23 12:44:12,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 12:44:12,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:12,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:12,744 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 12:44:12,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:12,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 816 states and 1296 transitions. [2018-11-23 12:44:12,749 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1296 transitions. [2018-11-23 12:44:12,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 12:44:12,750 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:12,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:12,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:44:12,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:12,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 820 states and 1302 transitions. [2018-11-23 12:44:12,834 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1302 transitions. [2018-11-23 12:44:12,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 12:44:12,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:12,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:12,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:44:13,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:13,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 822 states and 1304 transitions. [2018-11-23 12:44:13,124 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1304 transitions. [2018-11-23 12:44:13,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 12:44:13,124 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:13,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:13,210 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 12:44:13,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:13,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 823 states and 1305 transitions. [2018-11-23 12:44:13,220 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1305 transitions. [2018-11-23 12:44:13,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 12:44:13,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:13,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:13,767 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:13,770 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:44:13,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:13,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 825 states and 1305 transitions. [2018-11-23 12:44:13,784 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1305 transitions. [2018-11-23 12:44:13,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 12:44:13,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:13,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:13,847 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 12:44:13,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:13,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 832 states and 1319 transitions. [2018-11-23 12:44:13,853 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1319 transitions. [2018-11-23 12:44:13,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 12:44:13,854 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:13,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:13,942 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 12:44:13,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:13,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 836 states and 1324 transitions. [2018-11-23 12:44:13,968 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1324 transitions. [2018-11-23 12:44:13,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 12:44:13,969 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:14,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:14,041 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 12:44:14,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:14,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 841 states and 1330 transitions. [2018-11-23 12:44:14,061 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1330 transitions. [2018-11-23 12:44:14,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 12:44:14,062 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:14,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:14,136 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 12:44:14,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:14,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 846 states and 1336 transitions. [2018-11-23 12:44:14,155 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1336 transitions. [2018-11-23 12:44:14,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 12:44:14,156 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:14,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:14,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:44:14,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:14,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 848 states and 1338 transitions. [2018-11-23 12:44:14,379 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1338 transitions. [2018-11-23 12:44:14,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 12:44:14,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:14,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:14,448 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 12:44:14,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:14,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 850 states and 1340 transitions. [2018-11-23 12:44:14,458 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1340 transitions. [2018-11-23 12:44:14,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 12:44:14,458 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:14,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:14,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:14,931 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:44:14,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:14,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 852 states and 1340 transitions. [2018-11-23 12:44:14,947 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1340 transitions. [2018-11-23 12:44:14,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 12:44:14,948 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:14,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:15,026 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 12:44:15,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:15,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 856 states and 1345 transitions. [2018-11-23 12:44:15,057 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1345 transitions. [2018-11-23 12:44:15,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 12:44:15,058 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:15,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:15,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:44:15,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:15,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 867 states and 1362 transitions. [2018-11-23 12:44:15,213 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1362 transitions. [2018-11-23 12:44:15,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 12:44:15,214 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:15,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:15,651 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:15,654 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 12:44:15,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:15,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 869 states and 1363 transitions. [2018-11-23 12:44:15,691 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1363 transitions. [2018-11-23 12:44:15,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 12:44:15,691 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:16,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:16,126 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:16,129 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:44:16,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:16,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 870 states and 1364 transitions. [2018-11-23 12:44:16,169 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1364 transitions. [2018-11-23 12:44:16,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 12:44:16,170 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:16,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:16,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:44:16,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:16,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 871 states and 1365 transitions. [2018-11-23 12:44:16,265 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1365 transitions. [2018-11-23 12:44:16,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 12:44:16,266 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:16,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:16,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:44:16,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:16,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 872 states and 1365 transitions. [2018-11-23 12:44:16,395 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1365 transitions. [2018-11-23 12:44:16,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 12:44:16,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:16,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:16,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:44:16,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:16,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 883 states and 1382 transitions. [2018-11-23 12:44:16,582 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1382 transitions. [2018-11-23 12:44:16,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 12:44:16,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:17,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:17,095 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:17,098 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 12:44:17,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:17,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 885 states and 1383 transitions. [2018-11-23 12:44:17,108 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1383 transitions. [2018-11-23 12:44:17,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 12:44:17,109 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:17,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:17,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:44:17,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:17,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 886 states and 1384 transitions. [2018-11-23 12:44:17,213 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1384 transitions. [2018-11-23 12:44:17,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 12:44:17,214 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:17,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:17,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:44:17,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:17,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 887 states and 1384 transitions. [2018-11-23 12:44:17,307 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1384 transitions. [2018-11-23 12:44:17,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-11-23 12:44:17,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:17,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:17,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:17,973 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2018-11-23 12:44:18,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:18,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 966 states and 1561 transitions. [2018-11-23 12:44:18,122 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1561 transitions. [2018-11-23 12:44:18,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2018-11-23 12:44:18,124 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:18,738 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:18,829 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2018-11-23 12:44:19,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:19,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1045 states and 1738 transitions. [2018-11-23 12:44:19,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1738 transitions. [2018-11-23 12:44:19,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-11-23 12:44:19,180 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:19,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:19,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:19,868 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2018-11-23 12:44:19,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:19,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 841 states and 1406 transitions. [2018-11-23 12:44:19,901 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1406 transitions. [2018-11-23 12:44:19,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-11-23 12:44:19,903 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:44:20,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:20,578 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:44:20,616 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2018-11-23 12:44:20,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:44:20,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 633 states and 1070 transitions. [2018-11-23 12:44:20,647 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1070 transitions. [2018-11-23 12:44:20,648 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 12:44:20,648 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 176 iterations. [2018-11-23 12:44:20,654 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 12:44:21,264 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,266 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,266 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,267 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,267 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,267 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,267 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,267 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,267 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,267 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,267 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,267 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,267 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,267 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,267 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,267 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,268 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,268 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,268 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,268 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,268 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,268 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,268 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,268 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,268 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,268 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,268 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,269 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,269 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,269 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,269 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,269 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,269 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,269 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,269 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,269 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,269 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,270 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,270 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,270 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,270 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,270 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,270 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,270 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,270 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,270 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,270 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,270 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,271 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,271 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,271 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,271 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,271 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,271 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,271 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,271 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,271 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,271 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,271 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,272 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,272 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,272 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,272 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,272 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,272 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,272 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,272 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,272 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,272 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,272 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,273 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,273 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,273 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,273 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,273 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,273 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,273 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,273 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,273 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,273 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,273 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,273 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:44:21,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:44:21 ImpRootNode [2018-11-23 12:44:21,274 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 12:44:21,274 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 12:44:21,274 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 12:44:21,274 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 12:44:21,275 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:43:44" (3/4) ... [2018-11-23 12:44:21,278 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 12:44:21,283 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure arkfb_release [2018-11-23 12:44:21,283 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2018-11-23 12:44:21,283 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure arkfb_open [2018-11-23 12:44:21,283 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __writel [2018-11-23 12:44:21,283 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~int~TO~int [2018-11-23 12:44:21,284 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure svga_wcrt_mask [2018-11-23 12:44:21,284 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ics5342_set_mode [2018-11-23 12:44:21,284 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __writeb [2018-11-23 12:44:21,284 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dac_set_mode [2018-11-23 12:44:21,284 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure vga_w_fast [2018-11-23 12:44:21,284 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure arkfb_init [2018-11-23 12:44:21,284 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure arkfb_cleanup [2018-11-23 12:44:21,284 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2018-11-23 12:44:21,284 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_set_drvdata [2018-11-23 12:44:21,284 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure vga_rseq [2018-11-23 12:44:21,284 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ics5342_set_freq [2018-11-23 12:44:21,284 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2018-11-23 12:44:21,284 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_get_drvdata [2018-11-23 12:44:21,285 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2018-11-23 12:44:21,285 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure vga_w [2018-11-23 12:44:21,285 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure arkfb_set_par [2018-11-23 12:44:21,285 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure vga_r [2018-11-23 12:44:21,285 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ics5342_release [2018-11-23 12:44:21,285 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure vga_wseq [2018-11-23 12:44:21,285 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure expand_color [2018-11-23 12:44:21,285 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure svga_wseq_mask [2018-11-23 12:44:21,285 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure vga_wcrt [2018-11-23 12:44:21,286 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure slow_down_io [2018-11-23 12:44:21,286 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ark_pci_remove [2018-11-23 12:44:21,286 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_blast_assert [2018-11-23 12:44:21,286 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dac_release [2018-11-23 12:44:21,317 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 441 nodes and edges [2018-11-23 12:44:21,320 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 165 nodes and edges [2018-11-23 12:44:21,322 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2018-11-23 12:44:21,324 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-23 12:44:21,327 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-23 12:44:21,330 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-23 12:44:21,332 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 12:44:21,334 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 12:44:21,617 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b50cfad4-892a-4d62-ad66-27c0d07363d0/bin-2019/ukojak/witness.graphml [2018-11-23 12:44:21,617 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 12:44:21,618 INFO L168 Benchmark]: Toolchain (without parser) took 106471.40 ms. Allocated memory was 1.0 GB in the beginning and 2.9 GB in the end (delta: 1.9 GB). Free memory was 948.4 MB in the beginning and 1.3 GB in the end (delta: -338.9 MB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2018-11-23 12:44:21,619 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:44:21,619 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1483.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 948.4 MB in the beginning and 989.2 MB in the end (delta: -40.8 MB). Peak memory consumption was 127.0 MB. Max. memory is 11.5 GB. [2018-11-23 12:44:21,619 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.29 ms. Allocated memory is still 1.2 GB. Free memory was 989.2 MB in the beginning and 967.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-23 12:44:21,619 INFO L168 Benchmark]: Boogie Preprocessor took 119.17 ms. Allocated memory is still 1.2 GB. Free memory was 967.7 MB in the beginning and 943.6 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-23 12:44:21,620 INFO L168 Benchmark]: RCFGBuilder took 67697.79 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 511.2 MB). Free memory was 943.6 MB in the beginning and 1.6 GB in the end (delta: -644.8 MB). Peak memory consumption was 648.5 MB. Max. memory is 11.5 GB. [2018-11-23 12:44:21,620 INFO L168 Benchmark]: CodeCheck took 36704.58 ms. Allocated memory was 1.7 GB in the beginning and 2.9 GB in the end (delta: 1.2 GB). Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 22.3 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-11-23 12:44:21,620 INFO L168 Benchmark]: Witness Printer took 342.87 ms. Allocated memory is still 2.9 GB. Free memory was 1.6 GB in the beginning and 1.3 GB in the end (delta: 278.7 MB). Peak memory consumption was 278.7 MB. Max. memory is 11.5 GB. [2018-11-23 12:44:21,622 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 32 procedures, 644 locations, 1 error locations. SAFE Result, 36.0s OverallTime, 176 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1992892064 SDtfs, -1355575756 SDslu, -276534020 SDs, 0 SdLazy, -176157984 SolverSat, 214175276 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 813.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 89738 GetRequests, 89688 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 715 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 2.5s SsaConstructionTime, 16.2s SatisfiabilityAnalysisTime, 8.0s InterpolantComputationTime, 8469 NumberOfCodeBlocks, 8469 NumberOfCodeBlocksAsserted, 175 NumberOfCheckSat, 8294 ConstructedInterpolants, 0 QuantifiedInterpolants, 1772974 SizeOfPredicates, 0 NumberOfNonLiveVariables, 95850 ConjunctsInSsa, 90 ConjunctsInUnsatCore, 175 InterpolantComputations, 175 PerfectInterpolantSequences, 3623/3623 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: 7150]: 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: 6721]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6486]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6984]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6996]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5124]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5922]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5135]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7017]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5047]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6959]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5379]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7300]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6339]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6486]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5926]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5573]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7008]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5910]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5257]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6225]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5246]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6336]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4381]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5919]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4651]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6486]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6981]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5256]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4612]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5574]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6231]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6214]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5532]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6348]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5907]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4599]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7005]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6993]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7304]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6234]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6219]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5369]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5192]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6539]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6473]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7023]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5533]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7014]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5904]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6238]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6628]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6573]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6763]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5916]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6990]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7002]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6987]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5193]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4628]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5259]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4687]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7020]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6975]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5046]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5038]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6486]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5602]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7011]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6999]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6978]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6958]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5183]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6228]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5913]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5901]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1483.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 948.4 MB in the beginning and 989.2 MB in the end (delta: -40.8 MB). Peak memory consumption was 127.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 120.29 ms. Allocated memory is still 1.2 GB. Free memory was 989.2 MB in the beginning and 967.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 119.17 ms. Allocated memory is still 1.2 GB. Free memory was 967.7 MB in the beginning and 943.6 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 67697.79 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 511.2 MB). Free memory was 943.6 MB in the beginning and 1.6 GB in the end (delta: -644.8 MB). Peak memory consumption was 648.5 MB. Max. memory is 11.5 GB. * CodeCheck took 36704.58 ms. Allocated memory was 1.7 GB in the beginning and 2.9 GB in the end (delta: 1.2 GB). Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 22.3 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. * Witness Printer took 342.87 ms. Allocated memory is still 2.9 GB. Free memory was 1.6 GB in the beginning and 1.3 GB in the end (delta: 278.7 MB). Peak memory consumption was 278.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...