./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 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_90df7da0-2715-4225-b907-f2b1b10077b1/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_90df7da0-2715-4225-b907-f2b1b10077b1/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_90df7da0-2715-4225-b907-f2b1b10077b1/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_90df7da0-2715-4225-b907-f2b1b10077b1/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl1.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_90df7da0-2715-4225-b907-f2b1b10077b1/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_90df7da0-2715-4225-b907-f2b1b10077b1/bin/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 32bit --witnessprinter.graph.data.programhash a3956b9d522359ca85af7edde8f84196cd7ca984 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-19 22:45:58,640 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 22:45:58,641 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 22:45:58,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 22:45:58,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 22:45:58,660 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 22:45:58,662 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 22:45:58,672 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 22:45:58,677 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 22:45:58,680 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 22:45:58,681 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 22:45:58,682 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 22:45:58,683 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 22:45:58,684 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 22:45:58,684 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 22:45:58,686 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 22:45:58,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 22:45:58,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 22:45:58,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 22:45:58,695 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 22:45:58,700 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 22:45:58,702 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 22:45:58,705 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 22:45:58,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 22:45:58,711 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 22:45:58,711 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 22:45:58,711 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 22:45:58,715 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 22:45:58,715 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 22:45:58,717 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 22:45:58,717 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 22:45:58,718 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 22:45:58,719 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 22:45:58,719 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 22:45:58,720 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 22:45:58,721 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 22:45:58,721 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 22:45:58,722 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 22:45:58,722 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 22:45:58,723 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 22:45:58,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 22:45:58,725 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_90df7da0-2715-4225-b907-f2b1b10077b1/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-19 22:45:58,754 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 22:45:58,754 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 22:45:58,755 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-19 22:45:58,755 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-19 22:45:58,755 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 22:45:58,756 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 22:45:58,756 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 22:45:58,756 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 22:45:58,756 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 22:45:58,756 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 22:45:58,757 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 22:45:58,757 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 22:45:58,757 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 22:45:58,757 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 22:45:58,757 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 22:45:58,758 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 22:45:58,758 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 22:45:58,758 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 22:45:58,758 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-19 22:45:58,758 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-19 22:45:58,759 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 22:45:58,759 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 22:45:58,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-19 22:45:58,759 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 22:45:58,759 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 22:45:58,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 22:45:58,760 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-19 22:45:58,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 22:45:58,760 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 22:45:58,760 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_90df7da0-2715-4225-b907-f2b1b10077b1/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(__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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3956b9d522359ca85af7edde8f84196cd7ca984 [2019-11-19 22:45:58,946 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 22:45:58,959 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 22:45:58,964 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 22:45:58,967 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 22:45:58,968 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 22:45:58,968 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_90df7da0-2715-4225-b907-f2b1b10077b1/bin/ukojak/../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl1.cil.c [2019-11-19 22:45:59,048 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_90df7da0-2715-4225-b907-f2b1b10077b1/bin/ukojak/data/3d18211f1/2273e4645f3f4597927846fc34fe12af/FLAG8fa86b968 [2019-11-19 22:45:59,464 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 22:45:59,464 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_90df7da0-2715-4225-b907-f2b1b10077b1/sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl1.cil.c [2019-11-19 22:45:59,475 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_90df7da0-2715-4225-b907-f2b1b10077b1/bin/ukojak/data/3d18211f1/2273e4645f3f4597927846fc34fe12af/FLAG8fa86b968 [2019-11-19 22:45:59,863 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_90df7da0-2715-4225-b907-f2b1b10077b1/bin/ukojak/data/3d18211f1/2273e4645f3f4597927846fc34fe12af [2019-11-19 22:45:59,865 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 22:45:59,866 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 22:45:59,867 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 22:45:59,867 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 22:45:59,870 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 22:45:59,871 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:45:59" (1/1) ... [2019-11-19 22:45:59,874 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e73548f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:45:59, skipping insertion in model container [2019-11-19 22:45:59,874 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:45:59" (1/1) ... [2019-11-19 22:45:59,882 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 22:45:59,952 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 22:46:00,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:46:00,294 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 22:46:00,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:46:00,362 INFO L192 MainTranslator]: Completed translation [2019-11-19 22:46:00,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:46:00 WrapperNode [2019-11-19 22:46:00,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 22:46:00,363 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 22:46:00,364 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 22:46:00,364 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 22:46:00,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:46:00" (1/1) ... [2019-11-19 22:46:00,383 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:46:00" (1/1) ... [2019-11-19 22:46:00,423 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 22:46:00,423 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 22:46:00,424 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 22:46:00,424 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 22:46:00,434 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:46:00" (1/1) ... [2019-11-19 22:46:00,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:46:00" (1/1) ... [2019-11-19 22:46:00,440 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:46:00" (1/1) ... [2019-11-19 22:46:00,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:46:00" (1/1) ... [2019-11-19 22:46:00,450 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:46:00" (1/1) ... [2019-11-19 22:46:00,457 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:46:00" (1/1) ... [2019-11-19 22:46:00,460 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:46:00" (1/1) ... [2019-11-19 22:46:00,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 22:46:00,466 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 22:46:00,466 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 22:46:00,466 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 22:46:00,467 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:46:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_90df7da0-2715-4225-b907-f2b1b10077b1/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 [2019-11-19 22:46:00,538 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-11-19 22:46:00,538 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-11-19 22:46:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-11-19 22:46:00,541 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-11-19 22:46:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 22:46:00,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 22:46:00,705 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 22:46:00,712 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 22:46:00,721 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 22:46:01,251 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##82: assume !false; [2019-11-19 22:46:01,251 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##81: assume false; [2019-11-19 22:46:01,251 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##58: assume !false; [2019-11-19 22:46:01,252 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##57: assume false; [2019-11-19 22:46:01,252 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2019-11-19 22:46:01,252 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2019-11-19 22:46:01,254 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-19 22:46:01,300 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-11-19 22:46:01,300 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-11-19 22:46:01,737 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 22:46:01,737 INFO L285 CfgBuilder]: Removed 20 assume(true) statements. [2019-11-19 22:46:01,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:46:01 BoogieIcfgContainer [2019-11-19 22:46:01,739 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 22:46:01,739 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-19 22:46:01,739 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-19 22:46:01,750 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-19 22:46:01,750 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:46:01" (1/1) ... [2019-11-19 22:46:01,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:46:01,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:01,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 69 states and 113 transitions. [2019-11-19 22:46:01,802 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 113 transitions. [2019-11-19 22:46:01,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-19 22:46:01,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:01,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:02,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:02,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:02,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 67 states and 100 transitions. [2019-11-19 22:46:02,049 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 100 transitions. [2019-11-19 22:46:02,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-19 22:46:02,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:02,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:02,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:02,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:02,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 66 states and 98 transitions. [2019-11-19 22:46:02,221 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 98 transitions. [2019-11-19 22:46:02,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-19 22:46:02,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:02,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:02,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:02,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:02,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 65 states and 96 transitions. [2019-11-19 22:46:02,298 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 96 transitions. [2019-11-19 22:46:02,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-19 22:46:02,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:02,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:02,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:02,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:02,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 64 states and 94 transitions. [2019-11-19 22:46:02,356 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 94 transitions. [2019-11-19 22:46:02,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-19 22:46:02,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:02,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:02,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:02,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:02,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 63 states and 92 transitions. [2019-11-19 22:46:02,391 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 92 transitions. [2019-11-19 22:46:02,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-19 22:46:02,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:02,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:02,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:02,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:02,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 63 states and 91 transitions. [2019-11-19 22:46:02,451 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 91 transitions. [2019-11-19 22:46:02,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-19 22:46:02,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:02,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:02,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:02,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:02,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 66 states and 97 transitions. [2019-11-19 22:46:02,598 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 97 transitions. [2019-11-19 22:46:02,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-19 22:46:02,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:02,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:02,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:02,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:02,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 68 states and 100 transitions. [2019-11-19 22:46:02,730 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2019-11-19 22:46:02,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-19 22:46:02,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:02,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:02,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:02,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:02,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 68 states and 99 transitions. [2019-11-19 22:46:02,801 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 99 transitions. [2019-11-19 22:46:02,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-19 22:46:02,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:02,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:02,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:02,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:02,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 64 states and 94 transitions. [2019-11-19 22:46:02,856 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 94 transitions. [2019-11-19 22:46:02,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-19 22:46:02,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:02,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:02,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:03,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:03,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 66 states and 96 transitions. [2019-11-19 22:46:03,102 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 96 transitions. [2019-11-19 22:46:03,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-19 22:46:03,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:03,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:03,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:03,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:03,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 72 states and 107 transitions. [2019-11-19 22:46:03,885 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 107 transitions. [2019-11-19 22:46:03,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-19 22:46:03,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:03,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:03,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:04,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:04,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 74 states and 111 transitions. [2019-11-19 22:46:04,084 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 111 transitions. [2019-11-19 22:46:04,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-19 22:46:04,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:04,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:04,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:04,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:04,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 77 states and 116 transitions. [2019-11-19 22:46:04,336 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 116 transitions. [2019-11-19 22:46:04,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-19 22:46:04,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:04,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:04,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:04,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:04,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 77 states and 114 transitions. [2019-11-19 22:46:04,379 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 114 transitions. [2019-11-19 22:46:04,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-19 22:46:04,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:04,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:04,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:04,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:04,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 68 states and 99 transitions. [2019-11-19 22:46:04,427 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 99 transitions. [2019-11-19 22:46:04,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-19 22:46:04,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:04,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:04,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:05,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:05,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 72 states and 111 transitions. [2019-11-19 22:46:05,600 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 111 transitions. [2019-11-19 22:46:05,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-19 22:46:05,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:05,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:05,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:06,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:06,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 78 states and 122 transitions. [2019-11-19 22:46:06,495 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 122 transitions. [2019-11-19 22:46:06,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-19 22:46:06,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:06,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:06,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:06,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:06,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 79 states and 124 transitions. [2019-11-19 22:46:06,871 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 124 transitions. [2019-11-19 22:46:06,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-19 22:46:06,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:06,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:06,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:07,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:07,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 81 states and 127 transitions. [2019-11-19 22:46:07,068 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 127 transitions. [2019-11-19 22:46:07,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-19 22:46:07,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:07,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:07,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:08,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:08,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 90 states and 147 transitions. [2019-11-19 22:46:08,839 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 147 transitions. [2019-11-19 22:46:08,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-19 22:46:08,840 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:08,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:08,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:09,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:09,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 83 states and 134 transitions. [2019-11-19 22:46:09,222 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 134 transitions. [2019-11-19 22:46:09,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-19 22:46:09,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:09,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:09,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:09,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:09,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 84 states and 135 transitions. [2019-11-19 22:46:09,283 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 135 transitions. [2019-11-19 22:46:09,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-19 22:46:09,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:09,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:09,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:09,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:09,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 89 states and 145 transitions. [2019-11-19 22:46:09,527 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 145 transitions. [2019-11-19 22:46:09,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-19 22:46:09,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:09,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:09,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:11,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:11,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 87 states and 146 transitions. [2019-11-19 22:46:11,446 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 146 transitions. [2019-11-19 22:46:11,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-19 22:46:11,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:11,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:11,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:11,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:11,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 88 states and 147 transitions. [2019-11-19 22:46:11,480 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 147 transitions. [2019-11-19 22:46:11,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-19 22:46:11,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:11,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:11,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:12,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:12,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 90 states and 152 transitions. [2019-11-19 22:46:12,968 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 152 transitions. [2019-11-19 22:46:12,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-19 22:46:12,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:12,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:13,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:14,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:14,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 100 states and 180 transitions. [2019-11-19 22:46:14,456 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 180 transitions. [2019-11-19 22:46:14,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-19 22:46:14,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:14,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:14,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:15,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:15,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 102 states and 184 transitions. [2019-11-19 22:46:15,191 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 184 transitions. [2019-11-19 22:46:15,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-19 22:46:15,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:15,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:15,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:16,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:16,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 104 states and 191 transitions. [2019-11-19 22:46:16,036 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 191 transitions. [2019-11-19 22:46:16,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-19 22:46:16,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:16,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:16,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:16,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:16,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 106 states and 196 transitions. [2019-11-19 22:46:16,946 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 196 transitions. [2019-11-19 22:46:16,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-19 22:46:16,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:16,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:16,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:17,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:17,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 108 states and 200 transitions. [2019-11-19 22:46:17,892 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 200 transitions. [2019-11-19 22:46:17,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-19 22:46:17,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:17,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:17,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:17,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:17,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 109 states and 201 transitions. [2019-11-19 22:46:17,935 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 201 transitions. [2019-11-19 22:46:17,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-19 22:46:17,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:17,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:17,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:18,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:18,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 109 states and 200 transitions. [2019-11-19 22:46:18,062 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 200 transitions. [2019-11-19 22:46:18,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-19 22:46:18,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:18,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:18,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:18,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:18,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 109 states and 199 transitions. [2019-11-19 22:46:18,148 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 199 transitions. [2019-11-19 22:46:18,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-19 22:46:18,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:18,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:18,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:19,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:19,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 111 states and 201 transitions. [2019-11-19 22:46:19,418 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 201 transitions. [2019-11-19 22:46:19,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-19 22:46:19,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:19,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:19,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:20,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:20,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 112 states and 203 transitions. [2019-11-19 22:46:20,166 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 203 transitions. [2019-11-19 22:46:20,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-19 22:46:20,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:20,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:20,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:23,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:23,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 112 states and 201 transitions. [2019-11-19 22:46:23,055 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 201 transitions. [2019-11-19 22:46:23,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-19 22:46:23,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:46:23,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:46:23,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:46:23,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:46:23,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 94 states and 169 transitions. [2019-11-19 22:46:23,816 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 169 transitions. [2019-11-19 22:46:23,817 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-19 22:46:23,817 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 40 iterations. [2019-11-19 22:46:23,826 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-19 22:46:24,225 INFO L569 CodeCheckObserver]: Invariant with dag size 10 [2019-11-19 22:46:24,234 INFO L569 CodeCheckObserver]: Invariant with dag size 14 [2019-11-19 22:46:24,239 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:46:24,239 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:46:24,239 INFO L569 CodeCheckObserver]: Invariant with dag size 10 [2019-11-19 22:46:24,241 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-11-19 22:46:24,243 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:46:24,244 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-11-19 22:46:24,244 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:46:24,244 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:46:24,245 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:46:24,245 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:46:24,245 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:46:24,245 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2019-11-19 22:46:24,247 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2019-11-19 22:46:24,248 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-11-19 22:46:24,249 INFO L569 CodeCheckObserver]: Invariant with dag size 13 [2019-11-19 22:46:24,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 10:46:24 ImpRootNode [2019-11-19 22:46:24,257 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-19 22:46:24,257 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 22:46:24,257 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 22:46:24,258 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 22:46:24,258 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:46:01" (3/4) ... [2019-11-19 22:46:24,262 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-19 22:46:24,268 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure errorFn [2019-11-19 22:46:24,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IofCallDriver [2019-11-19 22:46:24,289 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 50 nodes and edges [2019-11-19 22:46:24,292 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-19 22:46:24,293 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-19 22:46:24,470 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_90df7da0-2715-4225-b907-f2b1b10077b1/bin/ukojak/witness.graphml [2019-11-19 22:46:24,471 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 22:46:24,474 INFO L168 Benchmark]: Toolchain (without parser) took 24606.18 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 358.6 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -175.5 MB). Peak memory consumption was 183.1 MB. Max. memory is 11.5 GB. [2019-11-19 22:46:24,474 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 22:46:24,475 INFO L168 Benchmark]: CACSL2BoogieTranslator took 496.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -173.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-11-19 22:46:24,475 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 22:46:24,475 INFO L168 Benchmark]: Boogie Preprocessor took 41.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-19 22:46:24,476 INFO L168 Benchmark]: RCFGBuilder took 1273.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 94.5 MB). Peak memory consumption was 94.5 MB. Max. memory is 11.5 GB. [2019-11-19 22:46:24,476 INFO L168 Benchmark]: CodeCheck took 22517.68 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 231.2 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -115.6 MB). Peak memory consumption was 115.6 MB. Max. memory is 11.5 GB. [2019-11-19 22:46:24,477 INFO L168 Benchmark]: Witness Printer took 213.60 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2019-11-19 22:46:24,479 INFO L335 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. Result: SAFE, OverallTime: 22.0s, OverallIterations: 40, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -1116951408 SDtfs, -1611373516 SDslu, -569642592 SDs, 0 SdLazy, 399995216 SolverSat, 1962189100 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 20.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9765 GetRequests, 9421 SyntacticMatches, 62 SemanticMatches, 282 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33161 ImplicationChecksByTransitivity, 18.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 866 NumberOfCodeBlocks, 866 NumberOfCodeBlocksAsserted, 39 NumberOfCheckSat, 827 ConstructedInterpolants, 0 QuantifiedInterpolants, 37528 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: 579]: 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: 443]: Loop Invariant Derived loop invariant: SKIP1 == s || (s == MPR1 && setEventCalled == 1) - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: ((NP == s && SKIP1 == s) || (NP == s && 1 <= compRegistered)) || (0 == compRegistered && SKIP1 == s) - InvariantResult [Line: 295]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 385]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: SKIP1 == s || (s == MPR1 && setEventCalled == 1) - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: (pended <= 0 && 0 == compRegistered) && NP == s - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: (pended <= 0 && 0 == compRegistered) && NP == s - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 367]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 375]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: (((customIrp <= 0 && pended <= 0) && 0 == compRegistered) && NP == s) && NP + 4 <= MPR1 - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: (((customIrp <= 0 && pended <= 0) && 0 == compRegistered) && NP == s) && NP + 4 <= MPR1 - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: (pended <= 0 && 0 == compRegistered) && NP == s - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: ((0 <= status && SKIP1 <= 3) && 3 <= SKIP1) && NP + 4 <= MPR1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 496.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -173.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1273.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 94.5 MB). Peak memory consumption was 94.5 MB. Max. memory is 11.5 GB. * CodeCheck took 22517.68 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 231.2 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -115.6 MB). Peak memory consumption was 115.6 MB. Max. memory is 11.5 GB. * Witness Printer took 213.60 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...