./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label26.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b7541035-29b8-4008-a3bc-bffa21481eab/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b7541035-29b8-4008-a3bc-bffa21481eab/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b7541035-29b8-4008-a3bc-bffa21481eab/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b7541035-29b8-4008-a3bc-bffa21481eab/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label26.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b7541035-29b8-4008-a3bc-bffa21481eab/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b7541035-29b8-4008-a3bc-bffa21481eab/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 3903de58353fe0f55abd67b1b3f69128bf8bc047 .................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:03:45,679 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:03:45,683 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:03:45,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:03:45,769 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:03:45,776 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:03:45,780 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:03:45,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:03:45,789 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:03:45,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:03:45,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:03:45,801 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:03:45,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:03:45,806 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:03:45,808 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:03:45,811 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:03:45,812 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:03:45,816 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:03:45,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:03:45,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:03:45,833 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:03:45,835 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:03:45,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:03:45,840 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:03:45,851 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:03:45,852 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:03:45,852 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:03:45,855 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:03:45,856 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:03:45,858 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:03:45,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:03:45,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:03:45,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:03:45,866 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:03:45,868 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:03:45,868 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:03:45,870 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:03:45,870 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:03:45,871 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:03:45,872 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:03:45,873 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:03:45,877 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b7541035-29b8-4008-a3bc-bffa21481eab/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-30 01:03:45,916 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:03:45,919 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:03:45,921 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:03:45,922 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 01:03:45,923 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:03:45,923 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:03:45,924 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:03:45,924 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:03:45,924 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:03:45,925 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:03:45,926 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:03:45,927 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:03:45,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:03:45,927 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:03:45,928 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:03:45,928 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:03:45,928 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:03:45,929 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:03:45,929 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 01:03:45,929 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 01:03:45,930 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:03:45,930 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:03:45,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 01:03:45,931 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:03:45,931 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:03:45,931 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:03:45,932 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-30 01:03:45,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:03:45,933 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:03:45,933 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_b7541035-29b8-4008-a3bc-bffa21481eab/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b7541035-29b8-4008-a3bc-bffa21481eab/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3903de58353fe0f55abd67b1b3f69128bf8bc047 [2020-11-30 01:03:46,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:03:46,414 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:03:46,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:03:46,419 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:03:46,423 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:03:46,424 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b7541035-29b8-4008-a3bc-bffa21481eab/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem16_label26.c [2020-11-30 01:03:46,536 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b7541035-29b8-4008-a3bc-bffa21481eab/bin/ukojak/data/fa6c8398f/5afe951314f6482a842d005a64b40d81/FLAGd254de030 [2020-11-30 01:03:47,390 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:03:47,391 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b7541035-29b8-4008-a3bc-bffa21481eab/sv-benchmarks/c/eca-rers2012/Problem16_label26.c [2020-11-30 01:03:47,427 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b7541035-29b8-4008-a3bc-bffa21481eab/bin/ukojak/data/fa6c8398f/5afe951314f6482a842d005a64b40d81/FLAGd254de030 [2020-11-30 01:03:47,491 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b7541035-29b8-4008-a3bc-bffa21481eab/bin/ukojak/data/fa6c8398f/5afe951314f6482a842d005a64b40d81 [2020-11-30 01:03:47,494 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:03:47,497 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:03:47,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:03:47,502 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:03:47,507 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:03:47,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:03:47" (1/1) ... [2020-11-30 01:03:47,512 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55f143b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:47, skipping insertion in model container [2020-11-30 01:03:47,512 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:03:47" (1/1) ... [2020-11-30 01:03:47,521 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:03:47,678 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:03:48,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:03:48,743 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:03:49,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:03:49,252 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:03:49,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:49 WrapperNode [2020-11-30 01:03:49,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:03:49,256 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:03:49,257 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:03:49,257 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:03:49,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:49" (1/1) ... [2020-11-30 01:03:49,338 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:49" (1/1) ... [2020-11-30 01:03:49,539 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:03:49,540 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:03:49,540 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:03:49,541 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:03:49,551 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:49" (1/1) ... [2020-11-30 01:03:49,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:49" (1/1) ... [2020-11-30 01:03:49,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:49" (1/1) ... [2020-11-30 01:03:49,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:49" (1/1) ... [2020-11-30 01:03:49,659 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:49" (1/1) ... [2020-11-30 01:03:49,684 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:49" (1/1) ... [2020-11-30 01:03:49,725 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:49" (1/1) ... [2020-11-30 01:03:49,757 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:03:49,758 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:03:49,758 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:03:49,759 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:03:49,760 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b7541035-29b8-4008-a3bc-bffa21481eab/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 [2020-11-30 01:03:49,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 01:03:49,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:03:49,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:03:49,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:10:40,793 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:10:40,796 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-11-30 01:10:40,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:10:40 BoogieIcfgContainer [2020-11-30 01:10:40,799 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:10:40,800 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-30 01:10:40,801 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-30 01:10:40,812 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-30 01:10:40,813 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:10:40" (1/1) ... [2020-11-30 01:10:40,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:40,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:10:40,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2020-11-30 01:10:40,866 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2020-11-30 01:10:40,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-11-30 01:10:40,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:10:40,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:41,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:10:41,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:10:41,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2020-11-30 01:10:41,255 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2020-11-30 01:10:41,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-30 01:10:41,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:10:41,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:42,637 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:10:43,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:10:43,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2020-11-30 01:10:43,996 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2020-11-30 01:10:43,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-30 01:10:43,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:10:45,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:46,462 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 32 [2020-11-30 01:10:46,626 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:10:47,354 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2020-11-30 01:10:49,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:10:49,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 30 states and 55 transitions. [2020-11-30 01:10:49,727 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 55 transitions. [2020-11-30 01:10:49,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-30 01:10:49,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:10:50,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:51,872 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:10:52,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:10:52,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 33 states and 60 transitions. [2020-11-30 01:10:52,637 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 60 transitions. [2020-11-30 01:10:52,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-30 01:10:52,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:10:54,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:56,311 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 29 [2020-11-30 01:10:56,763 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 40 [2020-11-30 01:10:57,210 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 49 [2020-11-30 01:10:57,499 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:10:58,164 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2020-11-30 01:10:58,375 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-11-30 01:10:58,620 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 40 [2020-11-30 01:10:59,030 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-11-30 01:11:12,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:11:12,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 44 states and 86 transitions. [2020-11-30 01:11:12,307 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 86 transitions. [2020-11-30 01:11:12,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-30 01:11:12,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:11:14,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:16,212 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:11:16,508 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 30 [2020-11-30 01:11:16,848 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2020-11-30 01:11:17,421 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2020-11-30 01:11:17,856 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 28 [2020-11-30 01:11:18,116 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 40 [2020-11-30 01:11:18,719 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-11-30 01:11:19,035 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-11-30 01:11:31,448 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 30 [2020-11-30 01:11:32,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:11:32,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 51 states and 103 transitions. [2020-11-30 01:11:32,334 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 103 transitions. [2020-11-30 01:11:32,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-30 01:11:32,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:11:33,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:35,630 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:11:35,868 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2020-11-30 01:11:36,113 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 36 [2020-11-30 01:11:36,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:11:36,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 104 transitions. [2020-11-30 01:11:36,513 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 104 transitions. [2020-11-30 01:11:36,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-30 01:11:36,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:11:39,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:46,296 WARN L193 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 40 [2020-11-30 01:11:48,059 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 175 DAG size of output: 68 [2020-11-30 01:11:48,935 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 40 [2020-11-30 01:11:50,508 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 299 DAG size of output: 28 [2020-11-30 01:11:51,265 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:11:51,511 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-11-30 01:11:51,835 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 39 [2020-11-30 01:11:52,192 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-11-30 01:11:52,418 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 31 [2020-11-30 01:11:53,495 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 59 [2020-11-30 01:11:54,026 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 47 [2020-11-30 01:11:54,357 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-11-30 01:11:55,249 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 46 [2020-11-30 01:11:55,972 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 36 [2020-11-30 01:11:56,257 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-11-30 01:11:57,223 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 40 [2020-11-30 01:11:57,586 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 39 [2020-11-30 01:11:58,573 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 57 [2020-11-30 01:11:59,153 WARN L193 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 61 [2020-11-30 01:11:59,479 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-11-30 01:11:59,818 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-11-30 01:12:30,943 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 20 [2020-11-30 01:12:31,400 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 27 [2020-11-30 01:12:32,348 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 32 [2020-11-30 01:12:32,663 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2020-11-30 01:12:33,176 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-11-30 01:12:34,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:12:34,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 61 states and 137 transitions. [2020-11-30 01:12:34,354 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 137 transitions. [2020-11-30 01:12:34,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-30 01:12:34,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:12:39,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:45,337 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:12:45,731 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2020-11-30 01:12:45,953 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 19 [2020-11-30 01:12:46,248 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-11-30 01:12:47,260 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 42 [2020-11-30 01:12:47,534 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 34 [2020-11-30 01:12:48,631 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 50 [2020-11-30 01:12:49,176 WARN L193 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 47 [2020-11-30 01:12:49,522 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-11-30 01:12:50,034 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-11-30 01:12:50,898 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 52 [2020-11-30 01:12:51,278 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-11-30 01:12:51,604 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2020-11-30 01:12:51,950 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2020-11-30 01:12:52,276 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-11-30 01:12:52,757 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-11-30 01:12:53,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:12:53,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 66 states and 146 transitions. [2020-11-30 01:12:53,178 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 146 transitions. [2020-11-30 01:12:53,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-30 01:12:53,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:12:56,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:13:02,190 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:13:02,533 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2020-11-30 01:13:02,793 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 35 [2020-11-30 01:13:03,085 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-11-30 01:13:03,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:13:03,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 69 states and 149 transitions. [2020-11-30 01:13:03,766 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 149 transitions. [2020-11-30 01:13:03,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-30 01:13:03,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:13:07,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:16:53,536 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-11-30 01:16:53,907 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2020-11-30 01:16:54,459 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-11-30 01:16:56,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:16:56,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 67 states and 146 transitions. [2020-11-30 01:16:56,191 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 146 transitions. [2020-11-30 01:16:56,193 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 01:16:56,193 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 12 iterations. [2020-11-30 01:16:56,201 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-11-30 01:16:57,928 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 166 DAG size of output: 74 [2020-11-30 01:16:59,205 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 148 DAG size of output: 55 [2020-11-30 01:17:00,479 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 135 DAG size of output: 70 [2020-11-30 01:17:01,822 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 148 DAG size of output: 55 [2020-11-30 01:17:01,824 INFO L569 CodeCheckObserver]: Invariant with dag size 69 [2020-11-30 01:17:01,844 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-30 01:17:01,844 INFO L569 CodeCheckObserver]: Invariant with dag size 55 [2020-11-30 01:17:01,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 30.11 01:17:01 ImpRootNode [2020-11-30 01:17:01,849 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-30 01:17:01,850 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:17:01,850 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:17:01,850 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:17:01,851 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:10:40" (3/4) ... [2020-11-30 01:17:01,856 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 01:17:01,943 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 371 nodes and edges [2020-11-30 01:17:01,949 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-30 01:17:01,956 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2020-11-30 01:17:01,962 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2020-11-30 01:17:02,326 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b7541035-29b8-4008-a3bc-bffa21481eab/bin/ukojak/witness.graphml [2020-11-30 01:17:02,327 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:17:02,328 INFO L168 Benchmark]: Toolchain (without parser) took 794830.97 ms. Allocated memory was 100.7 MB in the beginning and 3.0 GB in the end (delta: 2.9 GB). Free memory was 59.0 MB in the beginning and 1.8 GB in the end (delta: -1.8 GB). Peak memory consumption was 1.2 GB. Max. memory is 16.1 GB. [2020-11-30 01:17:02,329 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 100.7 MB. Free memory is still 80.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:17:02,330 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1753.41 ms. Allocated memory was 100.7 MB in the beginning and 140.5 MB in the end (delta: 39.8 MB). Free memory was 58.7 MB in the beginning and 93.3 MB in the end (delta: -34.6 MB). Peak memory consumption was 22.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:17:02,331 INFO L168 Benchmark]: Boogie Procedure Inliner took 282.88 ms. Allocated memory is still 140.5 MB. Free memory was 93.3 MB in the beginning and 70.0 MB in the end (delta: 23.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:17:02,331 INFO L168 Benchmark]: Boogie Preprocessor took 217.00 ms. Allocated memory is still 140.5 MB. Free memory was 70.0 MB in the beginning and 55.5 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:17:02,332 INFO L168 Benchmark]: RCFGBuilder took 411040.88 ms. Allocated memory was 140.5 MB in the beginning and 1.1 GB in the end (delta: 924.8 MB). Free memory was 55.5 MB in the beginning and 338.0 MB in the end (delta: -282.4 MB). Peak memory consumption was 792.0 MB. Max. memory is 16.1 GB. [2020-11-30 01:17:02,332 INFO L168 Benchmark]: CodeCheck took 381049.12 ms. Allocated memory was 1.1 GB in the beginning and 3.0 GB in the end (delta: 2.0 GB). Free memory was 338.0 MB in the beginning and 1.9 GB in the end (delta: -1.5 GB). Peak memory consumption was 462.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:17:02,333 INFO L168 Benchmark]: Witness Printer took 477.14 ms. Allocated memory is still 3.0 GB. Free memory was 1.9 GB in the beginning and 1.8 GB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. [2020-11-30 01:17:02,337 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 1 procedures, 9 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 375.3s, OverallIterations: 12, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 13948 SDtfs, 27424 SDslu, 19704 SDs, 0 SdLazy, 86730 SolverSat, 12954 SolverUnsat, 240 SolverUnknown, 0 SolverNotchecked, 322.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1990 GetRequests, 1777 SyntacticMatches, 59 SemanticMatches, 154 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13243 ImplicationChecksByTransitivity, 38.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 22.3s SatisfiabilityAnalysisTime, 260.1s InterpolantComputationTime, 179 NumberOfCodeBlocks, 179 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 168 ConstructedInterpolants, 0 QuantifiedInterpolants, 95028 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 2 PerfectInterpolantSequences, 55/249 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: 13]: 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: 33]: Loop Invariant Derived loop invariant: ((((((((a15 <= 2 || 3 < a15) || 9 < a16) || !(a12 == 6)) && !(11 <= a16 || a16 == 8)) || ((2 < a15 && (((((2 == input || 3 == input) || input == 4) || 6 == input) || input == 1) || 5 == input)) && (a18 + 87 <= 0 || a12 <= 5))) || ((a18 <= 134 || a16 <= 8) && !(a18 <= 132 && a15 <= 3))) || (11 <= a16 && !(((((((3 <= a15 && 83 <= a18) && a18 <= 83) && 5 <= a12) && a12 <= 5) || a18 + 87 <= 0) && a16 <= 11) && ((a12 == 6 && 0 <= a18 + 87) || 0 < a18 + 79)))) || ((a18 <= 132 && a15 <= 3) && !(11 <= a16 || a16 == 8))) || a16 == 8 - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: ((((((!((a12 == 6 && 0 <= a18 + 87) && a16 <= 11) || (10 <= a16 && !((7 <= a12 || a18 <= 83) || a12 <= 5))) || (((a18 <= 132 && a15 <= 3) || (a16 <= 8 && a15 <= 3)) && !(a18 <= 83))) || ((a15 <= 2 || 3 < a15) && !(a18 <= 134))) || (11 <= a16 && 0 < a18 + 87)) || (2 < a15 && a18 + 87 <= 0)) || (a18 <= 134 && !((a18 <= 132 && a15 <= 3) || (a16 <= 8 && a15 <= 3)))) || (!(11 <= a16) && ((7 <= a12 || a18 <= 83) || a12 <= 5)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 100.7 MB. Free memory is still 80.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1753.41 ms. Allocated memory was 100.7 MB in the beginning and 140.5 MB in the end (delta: 39.8 MB). Free memory was 58.7 MB in the beginning and 93.3 MB in the end (delta: -34.6 MB). Peak memory consumption was 22.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 282.88 ms. Allocated memory is still 140.5 MB. Free memory was 93.3 MB in the beginning and 70.0 MB in the end (delta: 23.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 217.00 ms. Allocated memory is still 140.5 MB. Free memory was 70.0 MB in the beginning and 55.5 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * RCFGBuilder took 411040.88 ms. Allocated memory was 140.5 MB in the beginning and 1.1 GB in the end (delta: 924.8 MB). Free memory was 55.5 MB in the beginning and 338.0 MB in the end (delta: -282.4 MB). Peak memory consumption was 792.0 MB. Max. memory is 16.1 GB. * CodeCheck took 381049.12 ms. Allocated memory was 1.1 GB in the beginning and 3.0 GB in the end (delta: 2.0 GB). Free memory was 338.0 MB in the beginning and 1.9 GB in the end (delta: -1.5 GB). Peak memory consumption was 462.3 MB. Max. memory is 16.1 GB. * Witness Printer took 477.14 ms. Allocated memory is still 3.0 GB. Free memory was 1.9 GB in the beginning and 1.8 GB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...