./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl1.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7e840056-cf07-4d6a-b7b1-aadc32a89a3f/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7e840056-cf07-4d6a-b7b1-aadc32a89a3f/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7e840056-cf07-4d6a-b7b1-aadc32a89a3f/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7e840056-cf07-4d6a-b7b1-aadc32a89a3f/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl1.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7e840056-cf07-4d6a-b7b1-aadc32a89a3f/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7e840056-cf07-4d6a-b7b1-aadc32a89a3f/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fb0d163b15d3c265ca05b2b9dcc84c96a983bffe .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 17:42:02,707 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:42:02,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:42:02,798 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:42:02,799 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:42:02,800 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:42:02,803 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:42:02,806 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:42:02,809 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:42:02,811 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:42:02,812 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:42:02,814 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:42:02,815 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:42:02,817 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:42:02,818 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:42:02,820 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:42:02,822 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:42:02,823 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:42:02,826 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:42:02,829 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:42:02,832 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:42:02,833 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:42:02,835 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:42:02,837 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:42:02,841 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:42:02,842 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:42:02,842 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:42:02,844 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:42:02,844 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:42:02,846 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:42:02,847 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:42:02,848 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:42:02,849 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:42:02,850 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:42:02,852 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:42:02,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:42:02,854 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:42:02,855 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:42:02,855 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:42:02,856 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:42:02,857 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:42:02,859 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7e840056-cf07-4d6a-b7b1-aadc32a89a3f/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 17:42:02,884 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:42:02,884 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:42:02,885 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:42:02,885 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:42:02,886 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:42:02,886 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:42:02,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:42:02,887 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:42:02,887 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:42:02,888 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:42:02,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:42:02,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:42:02,888 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:42:02,889 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:42:02,889 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:42:02,889 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:42:02,889 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:42:02,890 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:42:02,890 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:42:02,890 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:42:02,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:42:02,893 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:42:02,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:42:02,894 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:42:02,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:42:02,895 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:42:02,895 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:42:02,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:42:02,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:42:02,896 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_7e840056-cf07-4d6a-b7b1-aadc32a89a3f/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7e840056-cf07-4d6a-b7b1-aadc32a89a3f/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb0d163b15d3c265ca05b2b9dcc84c96a983bffe [2020-12-01 17:42:03,258 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:42:03,299 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:42:03,302 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:42:03,304 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:42:03,309 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:42:03,310 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7e840056-cf07-4d6a-b7b1-aadc32a89a3f/bin/ukojak/../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl1.cil.c [2020-12-01 17:42:03,440 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7e840056-cf07-4d6a-b7b1-aadc32a89a3f/bin/ukojak/data/40f1574c4/81f05ca2630f4694976ccb72d1b3791b/FLAG7a5461c3f [2020-12-01 17:42:03,993 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:42:03,994 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7e840056-cf07-4d6a-b7b1-aadc32a89a3f/sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl1.cil.c [2020-12-01 17:42:04,004 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7e840056-cf07-4d6a-b7b1-aadc32a89a3f/bin/ukojak/data/40f1574c4/81f05ca2630f4694976ccb72d1b3791b/FLAG7a5461c3f [2020-12-01 17:42:04,366 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7e840056-cf07-4d6a-b7b1-aadc32a89a3f/bin/ukojak/data/40f1574c4/81f05ca2630f4694976ccb72d1b3791b [2020-12-01 17:42:04,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:42:04,377 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:42:04,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:42:04,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:42:04,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:42:04,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:42:04" (1/1) ... [2020-12-01 17:42:04,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@722830c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:42:04, skipping insertion in model container [2020-12-01 17:42:04,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:42:04" (1/1) ... [2020-12-01 17:42:04,395 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:42:04,457 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:42:04,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:42:04,733 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:42:04,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:42:04,901 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:42:04,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:42:04 WrapperNode [2020-12-01 17:42:04,902 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:42:04,904 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:42:04,905 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:42:04,905 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:42:04,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:42:04" (1/1) ... [2020-12-01 17:42:04,932 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:42:04" (1/1) ... [2020-12-01 17:42:05,002 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:42:05,003 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:42:05,004 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:42:05,004 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:42:05,025 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:42:04" (1/1) ... [2020-12-01 17:42:05,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:42:04" (1/1) ... [2020-12-01 17:42:05,031 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:42:04" (1/1) ... [2020-12-01 17:42:05,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:42:04" (1/1) ... [2020-12-01 17:42:05,042 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:42:04" (1/1) ... [2020-12-01 17:42:05,049 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:42:04" (1/1) ... [2020-12-01 17:42:05,054 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:42:04" (1/1) ... [2020-12-01 17:42:05,060 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:42:05,061 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:42:05,062 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:42:05,062 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:42:05,068 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:42:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7e840056-cf07-4d6a-b7b1-aadc32a89a3f/bin/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 [2020-12-01 17:42:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2020-12-01 17:42:05,198 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2020-12-01 17:42:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 17:42:05,201 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2020-12-01 17:42:05,201 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2020-12-01 17:42:05,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:42:05,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:42:05,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:42:05,551 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-01 17:42:05,566 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-01 17:42:05,575 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-01 17:42:06,073 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##82: assume !false; [2020-12-01 17:42:06,073 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##81: assume false; [2020-12-01 17:42:06,074 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##58: assume !false; [2020-12-01 17:42:06,074 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##57: assume false; [2020-12-01 17:42:06,074 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2020-12-01 17:42:06,074 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2020-12-01 17:42:06,076 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-01 17:42:06,128 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2020-12-01 17:42:06,128 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2020-12-01 17:42:06,860 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:42:06,861 INFO L298 CfgBuilder]: Removed 22 assume(true) statements. [2020-12-01 17:42:06,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:42:06 BoogieIcfgContainer [2020-12-01 17:42:06,864 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:42:06,866 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:42:06,866 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:42:06,879 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:42:06,880 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:42:06" (1/1) ... [2020-12-01 17:42:06,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:42:06,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:06,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 69 states and 113 transitions. [2020-12-01 17:42:06,965 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 113 transitions. [2020-12-01 17:42:06,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 17:42:06,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:07,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:07,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:07,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:07,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 67 states and 100 transitions. [2020-12-01 17:42:07,339 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 100 transitions. [2020-12-01 17:42:07,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 17:42:07,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:07,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:07,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:07,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:07,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 66 states and 98 transitions. [2020-12-01 17:42:07,509 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 98 transitions. [2020-12-01 17:42:07,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 17:42:07,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:07,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:07,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:07,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:07,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 65 states and 96 transitions. [2020-12-01 17:42:07,737 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 96 transitions. [2020-12-01 17:42:07,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 17:42:07,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:07,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:07,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:07,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:07,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 64 states and 94 transitions. [2020-12-01 17:42:07,806 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 94 transitions. [2020-12-01 17:42:07,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 17:42:07,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:07,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:07,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:07,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:07,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 63 states and 92 transitions. [2020-12-01 17:42:07,879 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 92 transitions. [2020-12-01 17:42:07,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 17:42:07,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:07,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:07,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:07,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:07,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 63 states and 91 transitions. [2020-12-01 17:42:07,999 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 91 transitions. [2020-12-01 17:42:08,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 17:42:08,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:08,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:08,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:08,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:08,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 66 states and 98 transitions. [2020-12-01 17:42:08,603 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 98 transitions. [2020-12-01 17:42:08,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 17:42:08,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:08,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:08,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:08,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:08,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 101 transitions. [2020-12-01 17:42:08,766 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 101 transitions. [2020-12-01 17:42:08,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 17:42:08,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:08,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:08,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:08,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:08,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2020-12-01 17:42:08,862 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2020-12-01 17:42:08,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 17:42:08,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:08,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:08,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:08,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:08,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 64 states and 94 transitions. [2020-12-01 17:42:08,953 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 94 transitions. [2020-12-01 17:42:08,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 17:42:08,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:08,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:09,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:09,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:09,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 66 states and 94 transitions. [2020-12-01 17:42:09,370 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 94 transitions. [2020-12-01 17:42:09,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 17:42:09,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:09,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:09,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:09,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:09,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 72 states and 105 transitions. [2020-12-01 17:42:09,867 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 105 transitions. [2020-12-01 17:42:09,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 17:42:09,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:09,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:09,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:10,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:10,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 74 states and 108 transitions. [2020-12-01 17:42:10,109 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 108 transitions. [2020-12-01 17:42:10,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:42:10,112 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:10,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:10,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:10,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:10,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 77 states and 113 transitions. [2020-12-01 17:42:10,411 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 113 transitions. [2020-12-01 17:42:10,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:42:10,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:10,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:10,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:10,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:10,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 77 states and 111 transitions. [2020-12-01 17:42:10,476 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 111 transitions. [2020-12-01 17:42:10,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:42:10,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:10,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:10,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:10,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:10,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 68 states and 97 transitions. [2020-12-01 17:42:10,548 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 97 transitions. [2020-12-01 17:42:10,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 17:42:10,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:10,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:10,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:12,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:12,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 72 states and 109 transitions. [2020-12-01 17:42:12,210 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 109 transitions. [2020-12-01 17:42:12,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 17:42:12,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:12,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:12,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:13,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:13,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 78 states and 120 transitions. [2020-12-01 17:42:13,413 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 120 transitions. [2020-12-01 17:42:13,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 17:42:13,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:13,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:13,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:13,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:13,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 80 states and 123 transitions. [2020-12-01 17:42:13,659 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 123 transitions. [2020-12-01 17:42:13,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 17:42:13,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:13,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:13,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:14,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:14,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 81 states and 125 transitions. [2020-12-01 17:42:14,169 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 125 transitions. [2020-12-01 17:42:14,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 17:42:14,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:14,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:14,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:16,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:16,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 87 states and 138 transitions. [2020-12-01 17:42:16,417 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 138 transitions. [2020-12-01 17:42:16,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 17:42:16,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:16,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:16,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:16,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:16,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 83 states and 132 transitions. [2020-12-01 17:42:16,753 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 132 transitions. [2020-12-01 17:42:16,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 17:42:16,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:16,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:17,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:18,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:18,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 90 states and 146 transitions. [2020-12-01 17:42:18,487 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 146 transitions. [2020-12-01 17:42:18,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 17:42:18,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:18,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:18,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:21,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:21,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 90 states and 145 transitions. [2020-12-01 17:42:21,604 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 145 transitions. [2020-12-01 17:42:21,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 17:42:21,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:21,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:21,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:21,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:21,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 91 states and 146 transitions. [2020-12-01 17:42:21,656 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 146 transitions. [2020-12-01 17:42:21,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 17:42:21,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:21,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:21,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:21,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:21,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 92 states and 147 transitions. [2020-12-01 17:42:21,733 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 147 transitions. [2020-12-01 17:42:21,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 17:42:21,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:21,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:22,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:25,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:25,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 88 states and 145 transitions. [2020-12-01 17:42:25,257 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 145 transitions. [2020-12-01 17:42:25,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 17:42:25,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:25,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:25,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:26,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:26,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 98 states and 172 transitions. [2020-12-01 17:42:26,590 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 172 transitions. [2020-12-01 17:42:26,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 17:42:26,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:26,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:27,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:27,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 100 states and 176 transitions. [2020-12-01 17:42:27,448 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 176 transitions. [2020-12-01 17:42:27,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 17:42:27,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:27,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:27,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:28,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:28,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 102 states and 180 transitions. [2020-12-01 17:42:28,461 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 180 transitions. [2020-12-01 17:42:28,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 17:42:28,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:28,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:28,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:29,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:29,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 104 states and 187 transitions. [2020-12-01 17:42:29,810 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 187 transitions. [2020-12-01 17:42:29,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 17:42:29,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:29,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:29,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:30,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:30,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 106 states and 192 transitions. [2020-12-01 17:42:30,862 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 192 transitions. [2020-12-01 17:42:30,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 17:42:30,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:30,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:30,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:30,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:30,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 106 states and 191 transitions. [2020-12-01 17:42:30,976 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 191 transitions. [2020-12-01 17:42:30,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 17:42:30,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:30,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:31,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:31,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:31,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 107 states and 191 transitions. [2020-12-01 17:42:31,119 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 191 transitions. [2020-12-01 17:42:31,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 17:42:31,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:31,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:31,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:31,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:31,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 107 states and 190 transitions. [2020-12-01 17:42:31,242 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 190 transitions. [2020-12-01 17:42:31,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 17:42:31,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:31,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:31,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:31,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:31,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 108 states and 190 transitions. [2020-12-01 17:42:31,407 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 190 transitions. [2020-12-01 17:42:31,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 17:42:31,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:31,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:31,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:31,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:31,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 109 states and 191 transitions. [2020-12-01 17:42:31,466 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 191 transitions. [2020-12-01 17:42:31,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-01 17:42:31,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:31,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:31,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:33,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:33,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 111 states and 193 transitions. [2020-12-01 17:42:33,843 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 193 transitions. [2020-12-01 17:42:33,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-01 17:42:33,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:33,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:33,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:42:34,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:34,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 94 states and 164 transitions. [2020-12-01 17:42:34,911 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 164 transitions. [2020-12-01 17:42:34,911 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 17:42:34,912 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 40 iterations. [2020-12-01 17:42:34,918 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 17:42:35,361 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:42:35,367 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:42:35,367 INFO L569 CodeCheckObserver]: Invariant with dag size 19 [2020-12-01 17:42:35,373 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:42:35,374 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2020-12-01 17:42:35,376 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2020-12-01 17:42:35,379 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:42:35,379 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:42:35,379 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:42:35,380 INFO L569 CodeCheckObserver]: Invariant with dag size 19 [2020-12-01 17:42:35,381 INFO L569 CodeCheckObserver]: Invariant with dag size 10 [2020-12-01 17:42:35,382 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2020-12-01 17:42:35,384 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:42:35,384 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:42:35,386 INFO L569 CodeCheckObserver]: Invariant with dag size 10 [2020-12-01 17:42:35,395 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2020-12-01 17:42:35,406 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2020-12-01 17:42:35,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:42:35 ImpRootNode [2020-12-01 17:42:35,407 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 17:42:35,407 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 17:42:35,408 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 17:42:35,408 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 17:42:35,409 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:42:06" (3/4) ... [2020-12-01 17:42:35,412 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 17:42:35,429 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure errorFn [2020-12-01 17:42:35,430 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IofCallDriver [2020-12-01 17:42:35,454 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2020-12-01 17:42:35,456 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2020-12-01 17:42:35,457 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-01 17:42:35,465 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 17:42:35,610 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7e840056-cf07-4d6a-b7b1-aadc32a89a3f/bin/ukojak/witness.graphml [2020-12-01 17:42:35,610 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 17:42:35,612 INFO L168 Benchmark]: Toolchain (without parser) took 31233.92 ms. Allocated memory was 94.4 MB in the beginning and 413.1 MB in the end (delta: 318.8 MB). Free memory was 60.9 MB in the beginning and 243.2 MB in the end (delta: -182.3 MB). Peak memory consumption was 136.9 MB. Max. memory is 16.1 GB. [2020-12-01 17:42:35,613 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 71.3 MB. Free memory was 47.0 MB in the beginning and 47.0 MB in the end (delta: 27.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:42:35,613 INFO L168 Benchmark]: CACSL2BoogieTranslator took 520.92 ms. Allocated memory is still 94.4 MB. Free memory was 60.7 MB in the beginning and 68.2 MB in the end (delta: -7.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:42:35,613 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.08 ms. Allocated memory is still 94.4 MB. Free memory was 68.2 MB in the beginning and 65.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:42:35,614 INFO L168 Benchmark]: Boogie Preprocessor took 57.18 ms. Allocated memory is still 94.4 MB. Free memory was 65.1 MB in the beginning and 63.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:42:35,614 INFO L168 Benchmark]: RCFGBuilder took 1803.17 ms. Allocated memory is still 94.4 MB. Free memory was 63.5 MB in the beginning and 43.0 MB in the end (delta: 20.5 MB). Peak memory consumption was 39.4 MB. Max. memory is 16.1 GB. [2020-12-01 17:42:35,615 INFO L168 Benchmark]: CodeCheck took 28540.78 ms. Allocated memory was 94.4 MB in the beginning and 413.1 MB in the end (delta: 318.8 MB). Free memory was 42.4 MB in the beginning and 251.6 MB in the end (delta: -209.2 MB). Peak memory consumption was 110.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:42:35,615 INFO L168 Benchmark]: Witness Printer took 203.14 ms. Allocated memory is still 413.1 MB. Free memory was 251.6 MB in the beginning and 243.2 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 17:42:35,617 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 69 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 27.9s, OverallIterations: 40, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: -1661357680 SDtfs, 2146067540 SDslu, -1150763548 SDs, 0 SdLazy, -804171228 SolverSat, 1233325904 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 26.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9966 GetRequests, 9667 SyntacticMatches, 13 SemanticMatches, 286 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33402 ImplicationChecksByTransitivity, 22.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 849 NumberOfCodeBlocks, 849 NumberOfCodeBlocksAsserted, 39 NumberOfCheckSat, 810 ConstructedInterpolants, 0 QuantifiedInterpolants, 40815 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 39 InterpolantComputations, 39 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 3]: 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: 288]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 369]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: ((((NP == 1 && compRegistered == 0) && s == NP) && !(customIrp == 1)) && NP + 4 <= MPR1) && !(pended == 1) - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: (compRegistered == 0 && !(pended == 1)) && NP == s - InvariantResult [Line: 323]: Loop Invariant Derived loop invariant: (NP == 1 && status == 0) && NP + 4 <= MPR1 - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: ((((NP == 1 && compRegistered == 0) && s == NP) && !(customIrp == 1)) && NP + 4 <= MPR1) && !(pended == 1) - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: (MPR1 == s && setEventCalled == 1) || SKIP1 == s - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: (((s <= 1 && NP == 1) && !(compRegistered == 0)) && 0 < s) || (compRegistered == 0 && SKIP1 == s) - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 444]: Loop Invariant Derived loop invariant: (MPR1 == s && setEventCalled == 1) || SKIP1 == s - InvariantResult [Line: 105]: Loop Invariant Derived loop invariant: (compRegistered == 0 && !(pended == 1)) && NP == s - InvariantResult [Line: 108]: Loop Invariant Derived loop invariant: (compRegistered == 0 && !(pended == 1)) && NP == s * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 71.3 MB. Free memory was 47.0 MB in the beginning and 47.0 MB in the end (delta: 27.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 520.92 ms. Allocated memory is still 94.4 MB. Free memory was 60.7 MB in the beginning and 68.2 MB in the end (delta: -7.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 98.08 ms. Allocated memory is still 94.4 MB. Free memory was 68.2 MB in the beginning and 65.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 57.18 ms. Allocated memory is still 94.4 MB. Free memory was 65.1 MB in the beginning and 63.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1803.17 ms. Allocated memory is still 94.4 MB. Free memory was 63.5 MB in the beginning and 43.0 MB in the end (delta: 20.5 MB). Peak memory consumption was 39.4 MB. Max. memory is 16.1 GB. * CodeCheck took 28540.78 ms. Allocated memory was 94.4 MB in the beginning and 413.1 MB in the end (delta: 318.8 MB). Free memory was 42.4 MB in the beginning and 251.6 MB in the end (delta: -209.2 MB). Peak memory consumption was 110.5 MB. Max. memory is 16.1 GB. * Witness Printer took 203.14 ms. Allocated memory is still 413.1 MB. Free memory was 251.6 MB in the beginning and 243.2 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...