./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_413f89b4-7a6a-4e8f-9436-1f3afd1e2a04/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_413f89b4-7a6a-4e8f-9436-1f3afd1e2a04/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_413f89b4-7a6a-4e8f-9436-1f3afd1e2a04/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_413f89b4-7a6a-4e8f-9436-1f3afd1e2a04/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_413f89b4-7a6a-4e8f-9436-1f3afd1e2a04/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_413f89b4-7a6a-4e8f-9436-1f3afd1e2a04/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --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 142fac26e58e32d5894ddee72fe19273cb83800658fff05eab06588458831b6c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:44:17,628 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:44:17,723 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_413f89b4-7a6a-4e8f-9436-1f3afd1e2a04/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 23:44:17,728 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:44:17,729 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:44:17,761 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:44:17,764 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:44:17,764 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:44:17,765 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:44:17,769 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:44:17,770 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:44:17,770 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:44:17,771 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:44:17,771 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:44:17,771 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:44:17,771 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:44:17,772 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:44:17,772 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:44:17,772 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:44:17,772 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:44:17,773 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:44:17,775 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:44:17,776 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:44:17,776 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:44:17,776 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:44:17,777 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:44:17,777 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:44:17,778 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:44:17,779 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:44:17,779 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:44:17,779 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:44:17,779 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:44:17,780 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:44:17,780 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:44:17,781 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:44:17,781 INFO L153 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_413f89b4-7a6a-4e8f-9436-1f3afd1e2a04/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_413f89b4-7a6a-4e8f-9436-1f3afd1e2a04/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 142fac26e58e32d5894ddee72fe19273cb83800658fff05eab06588458831b6c [2024-11-08 23:44:18,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:44:18,035 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:44:18,037 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:44:18,039 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:44:18,039 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:44:18,041 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_413f89b4-7a6a-4e8f-9436-1f3afd1e2a04/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound50.c Unable to find full path for "g++" [2024-11-08 23:44:19,984 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:44:20,159 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:44:20,160 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_413f89b4-7a6a-4e8f-9436-1f3afd1e2a04/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound50.c [2024-11-08 23:44:20,167 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_413f89b4-7a6a-4e8f-9436-1f3afd1e2a04/bin/ukojak-verify-ImItNfHLgk/data/95c91c400/4b5132eac4e848c88c0c5d6964acf455/FLAG579ee0f72 [2024-11-08 23:44:20,181 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_413f89b4-7a6a-4e8f-9436-1f3afd1e2a04/bin/ukojak-verify-ImItNfHLgk/data/95c91c400/4b5132eac4e848c88c0c5d6964acf455 [2024-11-08 23:44:20,183 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:44:20,185 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:44:20,186 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:44:20,186 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:44:20,194 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:44:20,195 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:44:20" (1/1) ... [2024-11-08 23:44:20,198 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ccda28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:20, skipping insertion in model container [2024-11-08 23:44:20,198 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:44:20" (1/1) ... [2024-11-08 23:44:20,224 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:44:20,414 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:44:20,423 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:44:20,439 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:44:20,455 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:44:20,456 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:20 WrapperNode [2024-11-08 23:44:20,456 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:44:20,458 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:44:20,458 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:44:20,458 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:44:20,464 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:20" (1/1) ... [2024-11-08 23:44:20,468 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:20" (1/1) ... [2024-11-08 23:44:20,486 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 50 [2024-11-08 23:44:20,486 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:44:20,487 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:44:20,487 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:44:20,487 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:44:20,496 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:20" (1/1) ... [2024-11-08 23:44:20,496 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:20" (1/1) ... [2024-11-08 23:44:20,498 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:20" (1/1) ... [2024-11-08 23:44:20,498 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:20" (1/1) ... [2024-11-08 23:44:20,502 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:20" (1/1) ... [2024-11-08 23:44:20,506 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:20" (1/1) ... [2024-11-08 23:44:20,507 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:20" (1/1) ... [2024-11-08 23:44:20,512 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:20" (1/1) ... [2024-11-08 23:44:20,513 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:44:20,514 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:44:20,518 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:44:20,518 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:44:20,519 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:44:20" (1/1) ... [2024-11-08 23:44:20,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:44:20,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_413f89b4-7a6a-4e8f-9436-1f3afd1e2a04/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:44:20,546 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_413f89b4-7a6a-4e8f-9436-1f3afd1e2a04/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:44:20,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_413f89b4-7a6a-4e8f-9436-1f3afd1e2a04/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:44:20,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:44:20,574 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:44:20,574 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:44:20,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:44:20,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:44:20,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:44:20,574 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:44:20,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:44:20,626 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:44:20,629 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:44:20,785 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-08 23:44:20,785 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:44:20,838 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:44:20,838 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:44:20,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:44:20 BoogieIcfgContainer [2024-11-08 23:44:20,839 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:44:20,840 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:44:20,840 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:44:20,848 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:44:20,848 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:44:20" (1/1) ... [2024-11-08 23:44:20,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:44:20,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:44:20,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2024-11-08 23:44:20,908 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-08 23:44:20,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 23:44:20,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:44:20,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:44:21,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:21,097 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:44:21,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:44:21,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2024-11-08 23:44:21,140 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2024-11-08 23:44:21,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 23:44:21,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:44:21,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:44:21,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:21,486 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 23:44:21,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:44:21,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 20 states and 24 transitions. [2024-11-08 23:44:21,667 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2024-11-08 23:44:21,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 23:44:21,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:44:21,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:44:21,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:21,799 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:44:21,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:44:21,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 19 states and 23 transitions. [2024-11-08 23:44:21,889 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 23:44:21,890 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:44:21,890 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-08 23:44:21,899 INFO L729 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2024-11-08 23:44:21,937 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 48) the Hoare annotation is: true [2024-11-08 23:44:21,937 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 23:44:21,938 INFO L77 FloydHoareUtils]: At program point L29(line 29) the Hoare annotation is: true [2024-11-08 23:44:21,938 INFO L77 FloydHoareUtils]: At program point L50(line 50) the Hoare annotation is: true [2024-11-08 23:44:21,938 INFO L77 FloydHoareUtils]: At program point L50-1(line 50) the Hoare annotation is: true [2024-11-08 23:44:21,938 INFO L77 FloydHoareUtils]: At program point L48(line 48) the Hoare annotation is: true [2024-11-08 23:44:21,938 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:44:21,939 INFO L77 FloydHoareUtils]: At program point L36-2(lines 36 46) the Hoare annotation is: true [2024-11-08 23:44:21,939 INFO L77 FloydHoareUtils]: At program point L36-3(lines 36 46) the Hoare annotation is: true [2024-11-08 23:44:21,939 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 48) the Hoare annotation is: true [2024-11-08 23:44:21,940 INFO L77 FloydHoareUtils]: At program point L30(line 30) the Hoare annotation is: true [2024-11-08 23:44:21,940 INFO L77 FloydHoareUtils]: At program point L28(line 28) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~z~0#1| 50) (<= 0 |ULTIMATE.start_main_~z~0#1|)) [2024-11-08 23:44:21,940 INFO L77 FloydHoareUtils]: At program point L28-1(line 28) the Hoare annotation is: true [2024-11-08 23:44:21,940 INFO L77 FloydHoareUtils]: At program point L26(line 26) the Hoare annotation is: (<= |ULTIMATE.start_main_~z~0#1| 2147483647) [2024-11-08 23:44:21,941 INFO L77 FloydHoareUtils]: At program point L26-1(line 26) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~z~0#1| 50) (<= 0 |ULTIMATE.start_main_~z~0#1|)) [2024-11-08 23:44:21,941 INFO L77 FloydHoareUtils]: At program point L37(line 37) the Hoare annotation is: true [2024-11-08 23:44:21,941 INFO L77 FloydHoareUtils]: At program point L37-1(lines 36 46) the Hoare annotation is: true [2024-11-08 23:44:21,942 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 12 14) the Hoare annotation is: true [2024-11-08 23:44:21,942 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 12 14) the Hoare annotation is: (not (= |assume_abort_if_not_#in~cond| 0)) [2024-11-08 23:44:21,942 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 15 21) the Hoare annotation is: true [2024-11-08 23:44:21,943 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 15 21) the Hoare annotation is: true [2024-11-08 23:44:21,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:44:21 ImpRootNode [2024-11-08 23:44:21,963 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:44:21,964 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:44:21,964 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:44:21,964 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:44:21,964 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:44:20" (3/4) ... [2024-11-08 23:44:21,969 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:44:21,973 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-08 23:44:21,973 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-08 23:44:21,977 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-11-08 23:44:21,979 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-08 23:44:21,980 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 23:44:21,980 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 23:44:22,084 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_413f89b4-7a6a-4e8f-9436-1f3afd1e2a04/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:44:22,084 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_413f89b4-7a6a-4e8f-9436-1f3afd1e2a04/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 23:44:22,084 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:44:22,085 INFO L158 Benchmark]: Toolchain (without parser) took 1900.41ms. Allocated memory is still 159.4MB. Free memory was 118.2MB in the beginning and 96.4MB in the end (delta: 21.8MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2024-11-08 23:44:22,085 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 115.3MB. Free memory is still 66.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:44:22,086 INFO L158 Benchmark]: CACSL2BoogieTranslator took 270.81ms. Allocated memory is still 159.4MB. Free memory was 118.2MB in the beginning and 105.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:44:22,086 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.44ms. Allocated memory is still 159.4MB. Free memory was 105.7MB in the beginning and 103.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:44:22,087 INFO L158 Benchmark]: Boogie Preprocessor took 26.31ms. Allocated memory is still 159.4MB. Free memory was 103.9MB in the beginning and 103.0MB in the end (delta: 933.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:44:22,087 INFO L158 Benchmark]: RCFGBuilder took 325.27ms. Allocated memory is still 159.4MB. Free memory was 103.0MB in the beginning and 90.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:44:22,088 INFO L158 Benchmark]: CodeCheck took 1122.82ms. Allocated memory is still 159.4MB. Free memory was 90.4MB in the beginning and 101.5MB in the end (delta: -11.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:44:22,088 INFO L158 Benchmark]: Witness Printer took 121.00ms. Allocated memory is still 159.4MB. Free memory was 101.5MB in the beginning and 96.4MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:44:22,091 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 21 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 162 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 21 mSDsluCounter, 95 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 14 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 114 IncrementalHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 14 mSolverCounterUnsat, 83 mSDtfsCounter, 114 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 395 GetRequests, 380 SyntacticMatches, 9 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 57 ConstructedInterpolants, 0 QuantifiedInterpolants, 136 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 33/36 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: 48]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 48]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - ProcedureContractResult [Line: 12]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (cond != 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 115.3MB. Free memory is still 66.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 270.81ms. Allocated memory is still 159.4MB. Free memory was 118.2MB in the beginning and 105.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.44ms. Allocated memory is still 159.4MB. Free memory was 105.7MB in the beginning and 103.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.31ms. Allocated memory is still 159.4MB. Free memory was 103.9MB in the beginning and 103.0MB in the end (delta: 933.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 325.27ms. Allocated memory is still 159.4MB. Free memory was 103.0MB in the beginning and 90.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 1122.82ms. Allocated memory is still 159.4MB. Free memory was 90.4MB in the beginning and 101.5MB in the end (delta: -11.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 121.00ms. Allocated memory is still 159.4MB. Free memory was 101.5MB in the beginning and 96.4MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 23:44:22,133 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_413f89b4-7a6a-4e8f-9436-1f3afd1e2a04/bin/ukojak-verify-ImItNfHLgk/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 Result: TRUE