./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label09.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_9192b1e5-e605-479d-9f74-b193a44b25be/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_9192b1e5-e605-479d-9f74-b193a44b25be/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9192b1e5-e605-479d-9f74-b193a44b25be/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9192b1e5-e605-479d-9f74-b193a44b25be/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label09.c -s /tmp/vcloud-vcloud-master/worker/run_dir_9192b1e5-e605-479d-9f74-b193a44b25be/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9192b1e5-e605-479d-9f74-b193a44b25be/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 332ec21be8c45db8748cfc762e608d136a9b2c6d ..................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 17:04:54,908 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:04:54,911 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:04:54,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:04:54,991 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:04:54,993 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:04:54,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:04:54,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:04:55,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:04:55,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:04:55,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:04:55,013 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:04:55,014 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:04:55,020 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:04:55,023 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:04:55,025 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:04:55,027 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:04:55,030 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:04:55,034 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:04:55,040 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:04:55,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:04:55,050 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:04:55,053 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:04:55,055 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:04:55,068 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:04:55,074 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:04:55,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:04:55,076 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:04:55,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:04:55,080 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:04:55,080 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:04:55,082 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:04:55,084 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:04:55,087 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:04:55,089 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:04:55,089 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:04:55,090 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:04:55,091 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:04:55,091 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:04:55,092 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:04:55,093 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:04:55,097 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9192b1e5-e605-479d-9f74-b193a44b25be/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 17:04:55,153 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:04:55,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:04:55,155 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:04:55,155 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:04:55,157 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:04:55,158 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:04:55,158 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:04:55,158 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:04:55,159 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:04:55,159 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:04:55,160 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:04:55,161 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:04:55,161 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:04:55,161 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:04:55,162 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:04:55,162 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:04:55,162 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:04:55,162 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:04:55,163 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:04:55,163 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:04:55,163 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:04:55,164 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:04:55,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:04:55,164 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:04:55,165 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:04:55,165 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:04:55,165 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:04:55,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:04:55,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:04:55,166 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_9192b1e5-e605-479d-9f74-b193a44b25be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9192b1e5-e605-479d-9f74-b193a44b25be/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 332ec21be8c45db8748cfc762e608d136a9b2c6d [2020-12-01 17:04:55,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:04:55,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:04:55,547 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:04:55,548 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:04:55,552 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:04:55,553 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9192b1e5-e605-479d-9f74-b193a44b25be/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem16_label09.c [2020-12-01 17:04:55,619 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9192b1e5-e605-479d-9f74-b193a44b25be/bin/ukojak/data/3bfc42299/bc6e2eff4568404fa564d2b7c6dda2bd/FLAG7ca4eb746 [2020-12-01 17:04:56,298 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:04:56,299 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9192b1e5-e605-479d-9f74-b193a44b25be/sv-benchmarks/c/eca-rers2012/Problem16_label09.c [2020-12-01 17:04:56,327 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9192b1e5-e605-479d-9f74-b193a44b25be/bin/ukojak/data/3bfc42299/bc6e2eff4568404fa564d2b7c6dda2bd/FLAG7ca4eb746 [2020-12-01 17:04:56,475 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9192b1e5-e605-479d-9f74-b193a44b25be/bin/ukojak/data/3bfc42299/bc6e2eff4568404fa564d2b7c6dda2bd [2020-12-01 17:04:56,479 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:04:56,482 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:04:56,486 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:04:56,486 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:04:56,490 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:04:56,491 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:04:56" (1/1) ... [2020-12-01 17:04:56,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c3c66f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:04:56, skipping insertion in model container [2020-12-01 17:04:56,499 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:04:56" (1/1) ... [2020-12-01 17:04:56,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:04:56,611 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:04:57,480 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:04:57,493 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:04:57,772 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:04:57,795 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:04:57,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:04:57 WrapperNode [2020-12-01 17:04:57,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:04:57,798 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:04:57,799 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:04:57,799 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:04:57,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:04:57" (1/1) ... [2020-12-01 17:04:57,871 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:04:57" (1/1) ... [2020-12-01 17:04:58,096 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:04:58,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:04:58,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:04:58,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:04:58,109 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:04:57" (1/1) ... [2020-12-01 17:04:58,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:04:57" (1/1) ... [2020-12-01 17:04:58,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:04:57" (1/1) ... [2020-12-01 17:04:58,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:04:57" (1/1) ... [2020-12-01 17:04:58,262 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:04:57" (1/1) ... [2020-12-01 17:04:58,292 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:04:57" (1/1) ... [2020-12-01 17:04:58,326 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:04:57" (1/1) ... [2020-12-01 17:04:58,354 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:04:58,356 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:04:58,356 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:04:58,356 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:04:58,358 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:04:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9192b1e5-e605-479d-9f74-b193a44b25be/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:04:58,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 17:04:58,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:04:58,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:04:58,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:06:12,946 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:06:12,947 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-12-01 17:06:12,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:06:12 BoogieIcfgContainer [2020-12-01 17:06:12,951 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:06:12,953 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:06:12,954 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:06:12,975 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:06:12,976 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:06:12" (1/1) ... [2020-12-01 17:06:12,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:06:13,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:06:13,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2020-12-01 17:06:13,014 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2020-12-01 17:06:13,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-01 17:06:13,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:06:13,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:06:13,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:06:23,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:06:23,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2020-12-01 17:06:23,446 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2020-12-01 17:06:23,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 17:06:23,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:06:24,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:06:25,012 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:06:26,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:06:26,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 19 states and 29 transitions. [2020-12-01 17:06:26,217 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2020-12-01 17:06:26,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 17:06:26,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:06:27,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:06:29,601 WARN L197 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 22 [2020-12-01 17:06:29,657 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:06:30,311 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2020-12-01 17:06:30,900 WARN L197 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2020-12-01 17:06:31,147 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 31 [2020-12-01 17:06:31,781 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 25 [2020-12-01 17:06:31,908 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-12-01 17:06:33,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:06:33,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 30 states and 54 transitions. [2020-12-01 17:06:33,893 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 54 transitions. [2020-12-01 17:06:33,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 17:06:33,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:06:35,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:06:36,304 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:06:36,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:06:36,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 54 transitions. [2020-12-01 17:06:36,670 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 54 transitions. [2020-12-01 17:06:36,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 17:06:36,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:06:38,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:06:40,758 WARN L197 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 32 [2020-12-01 17:06:41,271 WARN L197 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 40 [2020-12-01 17:06:41,457 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 29 [2020-12-01 17:06:41,837 WARN L197 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 47 [2020-12-01 17:06:42,413 WARN L197 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 41 [2020-12-01 17:06:42,473 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:06:42,786 WARN L197 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2020-12-01 17:06:43,317 WARN L197 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2020-12-01 17:06:43,602 WARN L197 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-12-01 17:06:43,915 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-12-01 17:06:44,440 WARN L197 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 33 [2020-12-01 17:06:44,904 WARN L197 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 41 [2020-12-01 17:06:45,561 WARN L197 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 45 [2020-12-01 17:06:45,875 WARN L197 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2020-12-01 17:06:46,110 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-12-01 17:06:46,429 WARN L197 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-12-01 17:06:48,659 WARN L197 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 45 [2020-12-01 17:06:48,908 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-12-01 17:06:49,097 WARN L197 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 38 [2020-12-01 17:06:49,599 WARN L197 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 48 [2020-12-01 17:06:50,043 WARN L197 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 44 [2020-12-01 17:06:50,292 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-12-01 17:06:50,525 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-12-01 17:06:55,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:06:55,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 41 states and 85 transitions. [2020-12-01 17:06:55,027 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 85 transitions. [2020-12-01 17:06:55,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 17:06:55,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:06:56,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:06:59,110 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:06:59,286 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 21 [2020-12-01 17:06:59,465 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 23 [2020-12-01 17:06:59,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:06:59,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 42 states and 85 transitions. [2020-12-01 17:06:59,846 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 85 transitions. [2020-12-01 17:06:59,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 17:06:59,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:07:04,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:07:06,941 WARN L197 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 32 [2020-12-01 17:07:07,342 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 19 [2020-12-01 17:07:07,836 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:07:08,849 WARN L197 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2020-12-01 17:07:09,118 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-12-01 17:07:09,542 WARN L197 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2020-12-01 17:07:10,056 WARN L197 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-12-01 17:07:11,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:07:11,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 47 states and 96 transitions. [2020-12-01 17:07:11,168 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 96 transitions. [2020-12-01 17:07:11,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 17:07:11,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:07:15,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:07:17,722 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:07:17,953 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-12-01 17:07:18,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:07:18,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 49 states and 100 transitions. [2020-12-01 17:07:18,713 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 100 transitions. [2020-12-01 17:07:18,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 17:07:18,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:07:23,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:07:27,017 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 18 [2020-12-01 17:07:27,476 WARN L197 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 26 [2020-12-01 17:07:27,823 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 19 [2020-12-01 17:07:28,413 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:07:29,691 WARN L197 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2020-12-01 17:07:30,501 WARN L197 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-12-01 17:07:31,480 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 25 [2020-12-01 17:07:31,713 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 24 [2020-12-01 17:07:32,381 WARN L197 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 23 [2020-12-01 17:07:32,890 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2020-12-01 17:07:33,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:07:33,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 53 states and 109 transitions. [2020-12-01 17:07:33,702 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 109 transitions. [2020-12-01 17:07:33,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 17:07:33,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:07:39,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:07:41,671 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:07:42,119 WARN L197 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2020-12-01 17:07:42,582 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-12-01 17:07:43,031 WARN L197 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 64 [2020-12-01 17:07:43,488 WARN L197 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-12-01 17:07:54,199 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 29 [2020-12-01 17:07:54,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:07:54,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 57 states and 121 transitions. [2020-12-01 17:07:54,895 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 121 transitions. [2020-12-01 17:07:54,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 17:07:54,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:08:01,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:08:06,437 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2020-12-01 17:08:06,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:08:06,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 52 states and 115 transitions. [2020-12-01 17:08:06,795 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 115 transitions. [2020-12-01 17:08:06,796 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 17:08:06,797 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 12 iterations. [2020-12-01 17:08:06,806 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 17:08:07,477 WARN L197 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 25 [2020-12-01 17:08:08,024 WARN L197 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 24 [2020-12-01 17:08:08,526 WARN L197 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 23 [2020-12-01 17:08:09,034 WARN L197 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 24 [2020-12-01 17:08:09,035 INFO L569 CodeCheckObserver]: Invariant with dag size 24 [2020-12-01 17:08:09,049 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:08:09,049 INFO L569 CodeCheckObserver]: Invariant with dag size 22 [2020-12-01 17:08:09,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:08:09 ImpRootNode [2020-12-01 17:08:09,052 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 17:08:09,053 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 17:08:09,053 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 17:08:09,054 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 17:08:09,058 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:06:12" (3/4) ... [2020-12-01 17:08:09,070 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 17:08:09,167 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 372 nodes and edges [2020-12-01 17:08:09,173 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-01 17:08:09,180 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2020-12-01 17:08:09,186 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-01 17:08:09,661 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_9192b1e5-e605-479d-9f74-b193a44b25be/bin/ukojak/witness.graphml [2020-12-01 17:08:09,662 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 17:08:09,663 INFO L168 Benchmark]: Toolchain (without parser) took 193180.96 ms. Allocated memory was 142.6 MB in the beginning and 7.2 GB in the end (delta: 7.1 GB). Free memory was 112.5 MB in the beginning and 4.8 GB in the end (delta: -4.7 GB). Peak memory consumption was 2.4 GB. Max. memory is 16.1 GB. [2020-12-01 17:08:09,664 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 96.5 MB. Free memory is still 54.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:08:09,665 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1311.68 ms. Allocated memory is still 142.6 MB. Free memory was 112.5 MB in the beginning and 70.2 MB in the end (delta: 42.3 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. [2020-12-01 17:08:09,665 INFO L168 Benchmark]: Boogie Procedure Inliner took 298.23 ms. Allocated memory is still 142.6 MB. Free memory was 70.2 MB in the beginning and 103.7 MB in the end (delta: -33.5 MB). Peak memory consumption was 37.0 MB. Max. memory is 16.1 GB. [2020-12-01 17:08:09,666 INFO L168 Benchmark]: Boogie Preprocessor took 256.04 ms. Allocated memory is still 142.6 MB. Free memory was 103.7 MB in the beginning and 94.9 MB in the end (delta: 8.8 MB). Peak memory consumption was 23.9 MB. Max. memory is 16.1 GB. [2020-12-01 17:08:09,666 INFO L168 Benchmark]: RCFGBuilder took 74595.04 ms. Allocated memory was 142.6 MB in the beginning and 7.2 GB in the end (delta: 7.1 GB). Free memory was 94.9 MB in the beginning and 6.4 GB in the end (delta: -6.3 GB). Peak memory consumption was 813.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:08:09,667 INFO L168 Benchmark]: CodeCheck took 116099.48 ms. Allocated memory is still 7.2 GB. Free memory was 6.4 GB in the beginning and 4.9 GB in the end (delta: 1.5 GB). Peak memory consumption was 1.5 GB. Max. memory is 16.1 GB. [2020-12-01 17:08:09,667 INFO L168 Benchmark]: Witness Printer took 609.18 ms. Allocated memory is still 7.2 GB. Free memory was 4.9 GB in the beginning and 4.8 GB in the end (delta: 39.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. [2020-12-01 17:08:09,671 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: 113.8s, OverallIterations: 12, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 13176 SDtfs, 28310 SDslu, 18160 SDs, 0 SdLazy, 83188 SolverSat, 12698 SolverUnsat, 1028 SolverUnknown, 0 SolverNotchecked, 199.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2004 GetRequests, 1763 SyntacticMatches, 95 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12152 ImplicationChecksByTransitivity, 27.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 32.9s SatisfiabilityAnalysisTime, 27.9s InterpolantComputationTime, 195 NumberOfCodeBlocks, 195 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 184 ConstructedInterpolants, 0 QuantifiedInterpolants, 82356 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 2 PerfectInterpolantSequences, 78/325 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: ((((((a12 == 6 || a18 + 79 <= 0) || a15 <= 2) || 3 < a15) || 7 < a12) || a12 <= 5) || !(a16 == 8)) || 135 <= a18 - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: (((((!(a15 <= 3) || a18 + 79 <= 0) || a15 <= 2) || a12 <= 6) || 8 <= a12) || !(a16 == 8)) || 135 <= a18 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 96.5 MB. Free memory is still 54.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1311.68 ms. Allocated memory is still 142.6 MB. Free memory was 112.5 MB in the beginning and 70.2 MB in the end (delta: 42.3 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 298.23 ms. Allocated memory is still 142.6 MB. Free memory was 70.2 MB in the beginning and 103.7 MB in the end (delta: -33.5 MB). Peak memory consumption was 37.0 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 256.04 ms. Allocated memory is still 142.6 MB. Free memory was 103.7 MB in the beginning and 94.9 MB in the end (delta: 8.8 MB). Peak memory consumption was 23.9 MB. Max. memory is 16.1 GB. * RCFGBuilder took 74595.04 ms. Allocated memory was 142.6 MB in the beginning and 7.2 GB in the end (delta: 7.1 GB). Free memory was 94.9 MB in the beginning and 6.4 GB in the end (delta: -6.3 GB). Peak memory consumption was 813.5 MB. Max. memory is 16.1 GB. * CodeCheck took 116099.48 ms. Allocated memory is still 7.2 GB. Free memory was 6.4 GB in the beginning and 4.9 GB in the end (delta: 1.5 GB). Peak memory consumption was 1.5 GB. Max. memory is 16.1 GB. * Witness Printer took 609.18 ms. Allocated memory is still 7.2 GB. Free memory was 4.9 GB in the beginning and 4.8 GB in the end (delta: 39.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...