./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-nla/hard-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_476fb0b8-398a-4521-b010-6a262713b00d/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_476fb0b8-398a-4521-b010-6a262713b00d/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_476fb0b8-398a-4521-b010-6a262713b00d/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_476fb0b8-398a-4521-b010-6a262713b00d/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-nla/hard-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_476fb0b8-398a-4521-b010-6a262713b00d/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_476fb0b8-398a-4521-b010-6a262713b00d/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c7cfcefaaac3e5ad4485a41db0ef9afcc8017185918390376965bc3ffc33f2ce --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 01:33:43,108 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:33:43,110 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:33:43,123 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:33:43,123 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:33:43,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:33:43,125 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:33:43,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:33:43,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:33:43,127 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:33:43,128 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:33:43,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:33:43,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:33:43,129 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:33:43,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:33:43,131 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:33:43,131 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:33:43,132 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:33:43,133 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:33:43,134 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:33:43,135 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:33:43,136 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:33:43,137 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:33:43,138 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:33:43,142 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:33:43,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:33:43,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:33:43,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:33:43,144 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:33:43,145 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:33:43,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:33:43,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:33:43,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:33:43,147 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:33:43,148 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:33:43,148 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:33:43,149 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:33:43,149 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:33:43,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:33:43,150 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:33:43,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:33:43,152 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_476fb0b8-398a-4521-b010-6a262713b00d/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-15 01:33:43,164 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:33:43,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:33:43,164 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:33:43,165 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:33:43,165 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:33:43,165 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:33:43,165 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:33:43,165 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:33:43,166 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 01:33:43,166 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:33:43,166 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:33:43,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:33:43,166 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:33:43,166 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:33:43,166 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:33:43,166 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 01:33:43,166 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:33:43,166 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:33:43,166 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:33:43,166 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:33:43,167 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:33:43,167 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:33:43,167 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:33:43,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:33:43,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:33:43,167 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:33:43,167 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:33:43,167 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:33:43,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:33:43,168 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:33:43,168 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_worker_vcloud-master_on_vcloud-master/run_dir_476fb0b8-398a-4521-b010-6a262713b00d/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_476fb0b8-398a-4521-b010-6a262713b00d/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c7cfcefaaac3e5ad4485a41db0ef9afcc8017185918390376965bc3ffc33f2ce [2022-12-15 01:33:43,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:33:43,345 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:33:43,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:33:43,348 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:33:43,349 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:33:43,350 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_476fb0b8-398a-4521-b010-6a262713b00d/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-nla/hard-both-t.c [2022-12-15 01:33:45,937 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:33:46,087 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:33:46,088 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_476fb0b8-398a-4521-b010-6a262713b00d/sv-benchmarks/c/termination-nla/hard-both-t.c [2022-12-15 01:33:46,092 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_476fb0b8-398a-4521-b010-6a262713b00d/bin/ukojak-rkRKPMF4O4/data/3458bb083/35bff145e2f146bbbdc43df82a4ec5a5/FLAG0dfdd617b [2022-12-15 01:33:46,103 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_476fb0b8-398a-4521-b010-6a262713b00d/bin/ukojak-rkRKPMF4O4/data/3458bb083/35bff145e2f146bbbdc43df82a4ec5a5 [2022-12-15 01:33:46,105 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:33:46,106 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:33:46,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:33:46,107 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:33:46,109 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:33:46,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:33:46" (1/1) ... [2022-12-15 01:33:46,111 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@387a1e74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:33:46, skipping insertion in model container [2022-12-15 01:33:46,111 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:33:46" (1/1) ... [2022-12-15 01:33:46,116 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:33:46,126 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:33:46,226 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:33:46,230 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:33:46,241 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:33:46,250 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:33:46,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:33:46 WrapperNode [2022-12-15 01:33:46,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:33:46,251 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:33:46,251 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:33:46,251 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:33:46,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:33:46" (1/1) ... [2022-12-15 01:33:46,260 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:33:46" (1/1) ... [2022-12-15 01:33:46,273 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 64 [2022-12-15 01:33:46,273 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:33:46,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:33:46,274 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:33:46,274 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:33:46,281 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:33:46" (1/1) ... [2022-12-15 01:33:46,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:33:46" (1/1) ... [2022-12-15 01:33:46,282 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:33:46" (1/1) ... [2022-12-15 01:33:46,282 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:33:46" (1/1) ... [2022-12-15 01:33:46,284 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:33:46" (1/1) ... [2022-12-15 01:33:46,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:33:46" (1/1) ... [2022-12-15 01:33:46,288 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:33:46" (1/1) ... [2022-12-15 01:33:46,289 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:33:46" (1/1) ... [2022-12-15 01:33:46,291 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:33:46,292 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:33:46,292 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:33:46,293 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:33:46,293 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:33:46" (1/1) ... [2022-12-15 01:33:46,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:33:46,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_476fb0b8-398a-4521-b010-6a262713b00d/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:33:46,320 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_476fb0b8-398a-4521-b010-6a262713b00d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:33:46,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_476fb0b8-398a-4521-b010-6a262713b00d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:33:46,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:33:46,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:33:46,394 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:33:46,396 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:33:46,555 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:33:46,568 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:33:46,568 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-15 01:33:46,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:33:46 BoogieIcfgContainer [2022-12-15 01:33:46,570 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:33:46,571 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:33:46,571 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:33:46,578 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:33:46,579 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:33:46" (1/1) ... [2022-12-15 01:33:46,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:33:46,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:33:46,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 54 states and 59 transitions. [2022-12-15 01:33:46,626 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 59 transitions. [2022-12-15 01:33:46,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 01:33:46,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:33:46,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:33:46,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:33:46,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 01:33:46,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:33:46,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:33:46,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:33:46,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 56 states and 60 transitions. [2022-12-15 01:33:46,772 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 60 transitions. [2022-12-15 01:33:46,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 01:33:46,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:33:46,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:33:46,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:33:46,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 01:33:46,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:33:46,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:33:46,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:33:46,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 57 states and 62 transitions. [2022-12-15 01:33:46,902 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 62 transitions. [2022-12-15 01:33:46,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 01:33:46,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:33:46,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:33:46,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:33:46,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-15 01:33:46,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:33:46,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:33:47,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:33:47,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 60 states and 68 transitions. [2022-12-15 01:33:47,109 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 68 transitions. [2022-12-15 01:33:47,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 01:33:47,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:33:47,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:33:47,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:33:47,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 01:33:47,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:33:47,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:33:47,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:33:47,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 64 states and 76 transitions. [2022-12-15 01:33:47,424 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 76 transitions. [2022-12-15 01:33:47,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 01:33:47,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:33:47,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:33:47,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 01:33:47,436 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 01:33:47,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 01:33:47,449 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 5 iterations. [2022-12-15 01:33:47,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 01:33:47 ImpRootNode [2022-12-15 01:33:47,472 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 01:33:47,473 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 01:33:47,473 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 01:33:47,473 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 01:33:47,474 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:33:46" (3/4) ... [2022-12-15 01:33:47,475 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-15 01:33:47,511 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_476fb0b8-398a-4521-b010-6a262713b00d/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 01:33:47,511 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 01:33:47,512 INFO L158 Benchmark]: Toolchain (without parser) took 1405.94ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 97.6MB in the beginning and 94.6MB in the end (delta: 3.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-12-15 01:33:47,513 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 134.2MB. Free memory was 96.6MB in the beginning and 96.6MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:33:47,514 INFO L158 Benchmark]: CACSL2BoogieTranslator took 143.75ms. Allocated memory is still 134.2MB. Free memory was 97.6MB in the beginning and 88.4MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-15 01:33:47,514 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.58ms. Allocated memory is still 134.2MB. Free memory was 87.7MB in the beginning and 86.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:33:47,515 INFO L158 Benchmark]: Boogie Preprocessor took 17.30ms. Allocated memory is still 134.2MB. Free memory was 86.5MB in the beginning and 85.6MB in the end (delta: 877.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:33:47,516 INFO L158 Benchmark]: RCFGBuilder took 277.81ms. Allocated memory is still 134.2MB. Free memory was 85.6MB in the beginning and 71.8MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-15 01:33:47,516 INFO L158 Benchmark]: CodeCheck took 901.62ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 71.8MB in the beginning and 95.6MB in the end (delta: -23.8MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2022-12-15 01:33:47,517 INFO L158 Benchmark]: Witness Printer took 38.45ms. Allocated memory is still 161.5MB. Free memory was 95.6MB in the beginning and 94.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:33:47,521 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, 54 locations, 22 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 65 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 53 mSDsluCounter, 66 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 40 mSDsCounter, 37 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 126 IncrementalHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 37 mSolverCounterUnsat, 26 mSDtfsCounter, 126 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 207 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 307 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 32 NumberOfCodeBlocks, 32 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 126 SizeOfPredicates, 1 NumberOfNonLiveVariables, 76 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 41]: integer overflow possible integer overflow possible We found a FailurePath: [L23] int A, B; [L24] int r, d, p, q; [L25] A = __VERIFIER_nondet_int() [L26] B = __VERIFIER_nondet_int() [L28] COND FALSE !(B < 1) [L30] r = A [L31] d = B [L32] p = 1 [L33] q = 0 VAL [A=1073741824, B=1073741824, d=1073741824, p=1, q=0, r=1073741824] [L35] COND TRUE 1 VAL [A=1073741824, B=1073741824, d=1073741824, p=1, q=0, r=1073741824] [L39] EXPR B * p VAL [A=1073741824, B=1073741824, d=1073741824, p=1, q=0, r=1073741824] [L39] COND FALSE !(!(r >= B * p)) VAL [A=1073741824, B=1073741824, d=1073741824, p=1, q=0, r=1073741824] [L41] 2 * d VAL [A=1073741824, B=1073741824, d=1073741824, p=1, q=0, r=1073741824] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 134.2MB. Free memory was 96.6MB in the beginning and 96.6MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 143.75ms. Allocated memory is still 134.2MB. Free memory was 97.6MB in the beginning and 88.4MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.58ms. Allocated memory is still 134.2MB. Free memory was 87.7MB in the beginning and 86.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.30ms. Allocated memory is still 134.2MB. Free memory was 86.5MB in the beginning and 85.6MB in the end (delta: 877.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 277.81ms. Allocated memory is still 134.2MB. Free memory was 85.6MB in the beginning and 71.8MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 901.62ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 71.8MB in the beginning and 95.6MB in the end (delta: -23.8MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * Witness Printer took 38.45ms. Allocated memory is still 161.5MB. Free memory was 95.6MB in the beginning and 94.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-12-15 01:33:47,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_476fb0b8-398a-4521-b010-6a262713b00d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)