./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-nla/geo2-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2421f27f-841b-4731-8661-bb858753dc47/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2421f27f-841b-4731-8661-bb858753dc47/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_2421f27f-841b-4731-8661-bb858753dc47/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2421f27f-841b-4731-8661-bb858753dc47/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-nla/geo2-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2421f27f-841b-4731-8661-bb858753dc47/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_2421f27f-841b-4731-8661-bb858753dc47/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 5ec2eda2dc7a6956aa78652e41437b6d2cb11429629868e5f504a2e981ed38b8 --- 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 [2022-12-14 22:12:08,486 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:12:08,487 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:12:08,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:12:08,506 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:12:08,507 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:12:08,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:12:08,510 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:12:08,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:12:08,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:12:08,514 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:12:08,515 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:12:08,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:12:08,516 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:12:08,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:12:08,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:12:08,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:12:08,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:12:08,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:12:08,524 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:12:08,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:12:08,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:12:08,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:12:08,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:12:08,532 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:12:08,532 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:12:08,532 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:12:08,533 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:12:08,533 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:12:08,534 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:12:08,535 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:12:08,535 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:12:08,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:12:08,537 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:12:08,538 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:12:08,538 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:12:08,539 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:12:08,539 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:12:08,539 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:12:08,540 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:12:08,540 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:12:08,541 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2421f27f-841b-4731-8661-bb858753dc47/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 22:12:08,562 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:12:08,562 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:12:08,563 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:12:08,563 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:12:08,564 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:12:08,564 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:12:08,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:12:08,564 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:12:08,565 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 22:12:08,565 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:12:08,565 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:12:08,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:12:08,565 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:12:08,565 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:12:08,566 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:12:08,566 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 22:12:08,566 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:12:08,566 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:12:08,566 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:12:08,567 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:12:08,567 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:12:08,567 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:12:08,567 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:12:08,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:12:08,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:12:08,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:12:08,568 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:12:08,568 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 22:12:08,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 22:12:08,568 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:12:08,569 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_2421f27f-841b-4731-8661-bb858753dc47/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2421f27f-841b-4731-8661-bb858753dc47/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ec2eda2dc7a6956aa78652e41437b6d2cb11429629868e5f504a2e981ed38b8 [2022-12-14 22:12:08,727 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:12:08,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:12:08,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:12:08,745 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:12:08,745 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:12:08,746 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2421f27f-841b-4731-8661-bb858753dc47/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-nla/geo2-both-t.c [2022-12-14 22:12:11,231 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:12:11,372 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:12:11,372 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2421f27f-841b-4731-8661-bb858753dc47/sv-benchmarks/c/termination-nla/geo2-both-t.c [2022-12-14 22:12:11,378 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2421f27f-841b-4731-8661-bb858753dc47/bin/ukojak-rkRKPMF4O4/data/b5905bc5b/2b8b5841f0f147d4a0b0d710a12ffd1c/FLAGe3988e70c [2022-12-14 22:12:11,390 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2421f27f-841b-4731-8661-bb858753dc47/bin/ukojak-rkRKPMF4O4/data/b5905bc5b/2b8b5841f0f147d4a0b0d710a12ffd1c [2022-12-14 22:12:11,392 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:12:11,393 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:12:11,393 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:12:11,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:12:11,396 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:12:11,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:12:11" (1/1) ... [2022-12-14 22:12:11,397 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b2d42b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:12:11, skipping insertion in model container [2022-12-14 22:12:11,397 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:12:11" (1/1) ... [2022-12-14 22:12:11,403 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:12:11,412 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:12:11,513 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:12:11,517 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:12:11,527 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:12:11,536 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:12:11,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:12:11 WrapperNode [2022-12-14 22:12:11,537 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:12:11,537 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:12:11,538 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:12:11,538 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:12:11,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:12:11" (1/1) ... [2022-12-14 22:12:11,546 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:12:11" (1/1) ... [2022-12-14 22:12:11,559 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 47 [2022-12-14 22:12:11,559 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:12:11,559 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:12:11,559 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:12:11,559 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:12:11,566 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:12:11" (1/1) ... [2022-12-14 22:12:11,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:12:11" (1/1) ... [2022-12-14 22:12:11,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:12:11" (1/1) ... [2022-12-14 22:12:11,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:12:11" (1/1) ... [2022-12-14 22:12:11,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:12:11" (1/1) ... [2022-12-14 22:12:11,571 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:12:11" (1/1) ... [2022-12-14 22:12:11,572 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:12:11" (1/1) ... [2022-12-14 22:12:11,572 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:12:11" (1/1) ... [2022-12-14 22:12:11,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:12:11,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:12:11,574 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:12:11,574 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:12:11,574 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:12:11" (1/1) ... [2022-12-14 22:12:11,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:12:11,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2421f27f-841b-4731-8661-bb858753dc47/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:12:11,597 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2421f27f-841b-4731-8661-bb858753dc47/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:12:11,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2421f27f-841b-4731-8661-bb858753dc47/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:12:11,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:12:11,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:12:11,680 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:12:11,682 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:12:11,820 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:12:11,837 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:12:11,837 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 22:12:11,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:12:11 BoogieIcfgContainer [2022-12-14 22:12:11,840 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:12:11,841 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:12:11,841 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:12:11,850 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:12:11,851 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:12:11" (1/1) ... [2022-12-14 22:12:11,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 22:12:11,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:12:11,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2022-12-14 22:12:11,916 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2022-12-14 22:12:11,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 22:12:11,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:12:11,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:12:11,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:12:11,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 22:12:12,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:12:12,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:12:12,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:12:12,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2022-12-14 22:12:12,090 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2022-12-14 22:12:12,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 22:12:12,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:12:12,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:12:12,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:12:12,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 22:12:12,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:12:12,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:12:12,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:12:12,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 50 states and 52 transitions. [2022-12-14 22:12:12,214 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 52 transitions. [2022-12-14 22:12:12,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 22:12:12,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:12:12,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:12:12,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:12:12,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 22:12:12,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:12:12,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:12:12,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:12:12,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 51 states and 54 transitions. [2022-12-14 22:12:12,302 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 54 transitions. [2022-12-14 22:12:12,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 22:12:12,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:12:12,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:12:12,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 22:12:12,314 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 22:12:12,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 22:12:12,328 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2022-12-14 22:12:12,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 10:12:12 ImpRootNode [2022-12-14 22:12:12,350 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 22:12:12,350 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 22:12:12,350 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 22:12:12,351 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 22:12:12,351 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:12:11" (3/4) ... [2022-12-14 22:12:12,353 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-14 22:12:12,384 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2421f27f-841b-4731-8661-bb858753dc47/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 22:12:12,384 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 22:12:12,385 INFO L158 Benchmark]: Toolchain (without parser) took 992.41ms. Allocated memory was 119.5MB in the beginning and 159.4MB in the end (delta: 39.8MB). Free memory was 90.0MB in the beginning and 121.1MB in the end (delta: -31.1MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2022-12-14 22:12:12,386 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 119.5MB. Free memory is still 62.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:12:12,386 INFO L158 Benchmark]: CACSL2BoogieTranslator took 143.61ms. Allocated memory is still 119.5MB. Free memory was 90.0MB in the beginning and 80.6MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 22:12:12,387 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.45ms. Allocated memory is still 119.5MB. Free memory was 80.6MB in the beginning and 79.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:12:12,387 INFO L158 Benchmark]: Boogie Preprocessor took 13.90ms. Allocated memory is still 119.5MB. Free memory was 79.0MB in the beginning and 78.2MB in the end (delta: 799.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:12:12,388 INFO L158 Benchmark]: RCFGBuilder took 266.21ms. Allocated memory is still 119.5MB. Free memory was 78.2MB in the beginning and 65.6MB in the end (delta: 12.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 22:12:12,388 INFO L158 Benchmark]: CodeCheck took 509.17ms. Allocated memory was 119.5MB in the beginning and 159.4MB in the end (delta: 39.8MB). Free memory was 65.6MB in the beginning and 123.3MB in the end (delta: -57.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:12:12,389 INFO L158 Benchmark]: Witness Printer took 34.18ms. Allocated memory is still 159.4MB. Free memory was 123.3MB in the beginning and 121.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:12:12,391 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, 45 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 18 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 17 mSDsluCounter, 20 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 50 IncrementalHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 6 mSDtfsCounter, 50 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 86 GetRequests, 73 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 55 SizeOfPredicates, 0 NumberOfNonLiveVariables, 45 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 34]: integer overflow possible integer overflow possible We found a FailurePath: [L22] int z, k; [L23] int x, y, c; [L24] z = __VERIFIER_nondet_int() [L25] k = __VERIFIER_nondet_int() [L27] x = 1 [L28] y = 1 [L29] c = 1 VAL [c=1, k=0, x=1, y=1, z=2147483647] [L31] COND TRUE 1 VAL [c=1, k=0, x=1, y=1, z=2147483647] [L34] EXPR x*z VAL [c=1, k=0, x=1, y=1, z=2147483647] [L34] 1 + x*z VAL [c=1, k=0, x=1, y=1, z=2147483647] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 119.5MB. Free memory is still 62.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 143.61ms. Allocated memory is still 119.5MB. Free memory was 90.0MB in the beginning and 80.6MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.45ms. Allocated memory is still 119.5MB. Free memory was 80.6MB in the beginning and 79.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 13.90ms. Allocated memory is still 119.5MB. Free memory was 79.0MB in the beginning and 78.2MB in the end (delta: 799.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 266.21ms. Allocated memory is still 119.5MB. Free memory was 78.2MB in the beginning and 65.6MB in the end (delta: 12.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 509.17ms. Allocated memory was 119.5MB in the beginning and 159.4MB in the end (delta: 39.8MB). Free memory was 65.6MB in the beginning and 123.3MB in the end (delta: -57.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 34.18ms. Allocated memory is still 159.4MB. Free memory was 123.3MB in the beginning and 121.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-12-14 22:12:12,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2421f27f-841b-4731-8661-bb858753dc47/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)