./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo1-u2_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_c8def3cd-09a9-4826-9528-65fe7c4cb854/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8def3cd-09a9-4826-9528-65fe7c4cb854/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_c8def3cd-09a9-4826-9528-65fe7c4cb854/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8def3cd-09a9-4826-9528-65fe7c4cb854/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo1-u2_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8def3cd-09a9-4826-9528-65fe7c4cb854/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_c8def3cd-09a9-4826-9528-65fe7c4cb854/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 4751d3eb3f8125549e47ad071da84be7a54e1805eb31936796833555d65c49e8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:37:11,441 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:37:11,560 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8def3cd-09a9-4826-9528-65fe7c4cb854/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 22:37:11,567 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:37:11,571 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:37:11,612 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:37:11,614 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:37:11,615 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:37:11,616 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:37:11,617 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:37:11,619 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:37:11,619 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:37:11,620 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:37:11,620 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:37:11,620 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:37:11,620 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:37:11,621 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:37:11,623 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:37:11,623 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:37:11,623 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:37:11,626 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:37:11,627 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:37:11,627 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:37:11,628 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:37:11,628 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:37:11,628 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:37:11,628 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:37:11,628 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:37:11,629 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:37:11,629 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:37:11,629 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:37:11,629 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:37:11,630 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:37:11,630 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:37:11,630 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:37:11,630 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_c8def3cd-09a9-4826-9528-65fe7c4cb854/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8def3cd-09a9-4826-9528-65fe7c4cb854/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4751d3eb3f8125549e47ad071da84be7a54e1805eb31936796833555d65c49e8 [2024-11-08 22:37:11,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:37:12,015 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:37:12,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:37:12,020 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:37:12,020 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:37:12,022 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8def3cd-09a9-4826-9528-65fe7c4cb854/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/geo1-u2_unwindbound5.c Unable to find full path for "g++" [2024-11-08 22:37:14,006 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:37:14,253 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:37:14,254 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8def3cd-09a9-4826-9528-65fe7c4cb854/sv-benchmarks/c/nla-digbench-scaling/geo1-u2_unwindbound5.c [2024-11-08 22:37:14,263 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8def3cd-09a9-4826-9528-65fe7c4cb854/bin/ukojak-verify-ImItNfHLgk/data/8314520b4/76fc862b5a9b4c02ab6c89de08401da5/FLAG8618072b8 [2024-11-08 22:37:14,283 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8def3cd-09a9-4826-9528-65fe7c4cb854/bin/ukojak-verify-ImItNfHLgk/data/8314520b4/76fc862b5a9b4c02ab6c89de08401da5 [2024-11-08 22:37:14,288 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:37:14,293 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:37:14,294 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:37:14,296 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:37:14,303 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:37:14,305 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:37:14" (1/1) ... [2024-11-08 22:37:14,306 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ad4607b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:14, skipping insertion in model container [2024-11-08 22:37:14,309 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:37:14" (1/1) ... [2024-11-08 22:37:14,350 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:37:14,568 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:37:14,581 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:37:14,604 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:37:14,628 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:37:14,628 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:14 WrapperNode [2024-11-08 22:37:14,629 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:37:14,630 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:37:14,630 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:37:14,631 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:37:14,641 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:14" (1/1) ... [2024-11-08 22:37:14,654 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:14" (1/1) ... [2024-11-08 22:37:14,688 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 71 [2024-11-08 22:37:14,689 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:37:14,690 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:37:14,690 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:37:14,690 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:37:14,701 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:14" (1/1) ... [2024-11-08 22:37:14,702 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:14" (1/1) ... [2024-11-08 22:37:14,704 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:14" (1/1) ... [2024-11-08 22:37:14,704 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:14" (1/1) ... [2024-11-08 22:37:14,708 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:14" (1/1) ... [2024-11-08 22:37:14,712 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:14" (1/1) ... [2024-11-08 22:37:14,714 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:14" (1/1) ... [2024-11-08 22:37:14,715 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:14" (1/1) ... [2024-11-08 22:37:14,717 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:37:14,718 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:37:14,719 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:37:14,719 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:37:14,720 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:14" (1/1) ... [2024-11-08 22:37:14,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:37:14,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8def3cd-09a9-4826-9528-65fe7c4cb854/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:37:14,766 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8def3cd-09a9-4826-9528-65fe7c4cb854/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:37:14,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8def3cd-09a9-4826-9528-65fe7c4cb854/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:37:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:37:14,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:37:14,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:37:14,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:37:14,802 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:37:14,802 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:37:14,898 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:37:14,905 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:37:15,405 INFO L? ?]: Removed 53 outVars from TransFormulas that were not future-live. [2024-11-08 22:37:15,406 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:37:15,439 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:37:15,439 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:37:15,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:37:15 BoogieIcfgContainer [2024-11-08 22:37:15,440 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:37:15,441 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:37:15,441 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:37:15,453 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:37:15,453 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:37:15" (1/1) ... [2024-11-08 22:37:15,463 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:37:15,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:15,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 58 states and 61 transitions. [2024-11-08 22:37:15,521 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 61 transitions. [2024-11-08 22:37:15,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 22:37:15,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:15,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:15,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:15,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:15,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:15,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 60 states and 63 transitions. [2024-11-08 22:37:15,796 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2024-11-08 22:37:15,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:37:15,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:15,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:15,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:15,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:15,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:15,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 61 states and 64 transitions. [2024-11-08 22:37:15,886 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2024-11-08 22:37:15,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:37:15,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:15,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:15,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:15,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:15,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:15,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 62 states and 65 transitions. [2024-11-08 22:37:15,999 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 65 transitions. [2024-11-08 22:37:15,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:37:15,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:16,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:16,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:37:16,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:16,053 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 22:37:16,058 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:37:16,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:16,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:16,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 67 states and 72 transitions. [2024-11-08 22:37:16,341 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 72 transitions. [2024-11-08 22:37:16,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:37:16,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:16,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:16,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:37:16,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:16,386 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 22:37:16,387 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:37:16,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:16,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:16,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 68 states and 73 transitions. [2024-11-08 22:37:16,426 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 73 transitions. [2024-11-08 22:37:16,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:37:16,427 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:16,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:16,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:37:16,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:16,454 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 22:37:16,456 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:37:16,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:16,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:16,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 69 states and 74 transitions. [2024-11-08 22:37:16,506 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 74 transitions. [2024-11-08 22:37:16,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:37:16,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:16,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:16,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:16,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:16,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:16,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 70 states and 75 transitions. [2024-11-08 22:37:16,659 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 75 transitions. [2024-11-08 22:37:16,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:37:16,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:16,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:16,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:37:16,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:16,697 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 22:37:16,698 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:37:16,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:17,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:17,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 79 states and 86 transitions. [2024-11-08 22:37:17,319 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 86 transitions. [2024-11-08 22:37:17,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:37:17,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:17,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:17,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:17,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:18,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:18,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 89 states and 100 transitions. [2024-11-08 22:37:18,290 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 100 transitions. [2024-11-08 22:37:18,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:37:18,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:18,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:18,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:18,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:18,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:18,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 90 states and 102 transitions. [2024-11-08 22:37:18,795 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 102 transitions. [2024-11-08 22:37:18,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:37:18,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:18,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:18,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:18,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:19,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:19,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 92 states and 105 transitions. [2024-11-08 22:37:19,134 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 105 transitions. [2024-11-08 22:37:19,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 22:37:19,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:19,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:19,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:37:19,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:19,201 INFO L255 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 22:37:19,202 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:37:19,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:19,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:19,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 95 states and 111 transitions. [2024-11-08 22:37:19,291 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 111 transitions. [2024-11-08 22:37:19,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 22:37:19,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:19,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:19,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:19,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:20,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:20,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 110 states and 134 transitions. [2024-11-08 22:37:20,788 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 134 transitions. [2024-11-08 22:37:20,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:37:20,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:20,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:20,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:37:20,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:20,824 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 22:37:20,826 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:37:20,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:20,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:20,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 111 states and 135 transitions. [2024-11-08 22:37:20,891 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 135 transitions. [2024-11-08 22:37:20,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:37:20,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:20,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:20,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:20,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:21,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:21,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 112 states and 136 transitions. [2024-11-08 22:37:21,019 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 136 transitions. [2024-11-08 22:37:21,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 22:37:21,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:21,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:21,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:21,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:21,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:21,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 113 states and 138 transitions. [2024-11-08 22:37:21,497 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 138 transitions. [2024-11-08 22:37:21,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 22:37:21,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:21,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:21,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:22,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:24,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:24,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 116 states and 142 transitions. [2024-11-08 22:37:24,070 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 142 transitions. [2024-11-08 22:37:24,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 22:37:24,070 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:24,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:24,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:37:24,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:24,098 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 22:37:24,099 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:37:24,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:24,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:24,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 118 states and 145 transitions. [2024-11-08 22:37:24,534 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 145 transitions. [2024-11-08 22:37:24,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 22:37:24,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:24,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:24,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:24,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:31,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:31,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 122 states and 150 transitions. [2024-11-08 22:37:31,187 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 150 transitions. [2024-11-08 22:37:31,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:37:31,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:31,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:31,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:37,254 WARN L286 SmtUtils]: Spent 10.06s on a formula simplification that was a NOOP. DAG size: 15 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:39:57,529 WARN L286 SmtUtils]: Spent 10.07s on a formula simplification that was a NOOP. DAG size: 12 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:40:34,520 WARN L286 SmtUtils]: Spent 14.85s on a formula simplification that was a NOOP. DAG size: 27 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:41:25,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:41:35,023 WARN L851 $PredicateComparison]: unable to prove that (not (or (< |c_ULTIMATE.start_main_~y~0#1| 4294967296) (< (* |c_ULTIMATE.start_main_~x~0#1| (div (+ 4294967295 |c_ULTIMATE.start_main_~z~0#1|) 4294967296)) (+ 2147483649 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~x~0#1| (div |c_ULTIMATE.start_main_~z~0#1| 4294967296)))))) is different from false [2024-11-08 22:41:58,106 WARN L286 SmtUtils]: Spent 10.85s on a formula simplification that was a NOOP. DAG size: 28 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:43:17,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:17,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 127 states and 160 transitions. [2024-11-08 22:43:17,521 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 160 transitions. [2024-11-08 22:43:17,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:43:17,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:17,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:17,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:18,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:18,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:18,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 126 states and 159 transitions. [2024-11-08 22:43:18,712 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 159 transitions. [2024-11-08 22:43:18,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:43:18,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:18,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:18,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:29,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:28,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:28,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 139 states and 177 transitions. [2024-11-08 22:44:28,732 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 177 transitions. [2024-11-08 22:44:28,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:44:28,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:28,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:28,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:29,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:46,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:46,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 149 states and 189 transitions. [2024-11-08 22:44:46,937 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 189 transitions. [2024-11-08 22:44:46,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 22:44:46,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:46,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:46,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:44:46,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:46,964 INFO L255 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:44:46,965 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:44:47,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:52,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:52,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 167 states and 211 transitions. [2024-11-08 22:44:52,689 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 211 transitions. [2024-11-08 22:44:52,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 22:44:52,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:52,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:52,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:44:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:44:52,719 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:44:52,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:44:52,745 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 25 iterations. [2024-11-08 22:44:52,797 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:44:52 ImpRootNode [2024-11-08 22:44:52,797 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:44:52,798 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:44:52,798 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:44:52,798 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:44:52,799 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:37:15" (3/4) ... [2024-11-08 22:44:52,800 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-08 22:44:52,845 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8def3cd-09a9-4826-9528-65fe7c4cb854/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:44:52,846 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:44:52,847 INFO L158 Benchmark]: Toolchain (without parser) took 458554.10ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 137.1MB in the beginning and 147.5MB in the end (delta: -10.4MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2024-11-08 22:44:52,847 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 119.5MB. Free memory is still 92.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:44:52,848 INFO L158 Benchmark]: CACSL2BoogieTranslator took 334.81ms. Allocated memory is still 167.8MB. Free memory was 136.9MB in the beginning and 128.4MB in the end (delta: 8.5MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2024-11-08 22:44:52,848 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.00ms. Allocated memory is still 167.8MB. Free memory was 127.5MB in the beginning and 126.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:44:52,849 INFO L158 Benchmark]: Boogie Preprocessor took 28.05ms. Allocated memory is still 167.8MB. Free memory was 126.3MB in the beginning and 125.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:44:52,851 INFO L158 Benchmark]: RCFGBuilder took 721.38ms. Allocated memory is still 167.8MB. Free memory was 125.1MB in the beginning and 124.9MB in the end (delta: 167.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 22:44:52,852 INFO L158 Benchmark]: CodeCheck took 457356.52ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 124.9MB in the beginning and 149.6MB in the end (delta: -24.7MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2024-11-08 22:44:52,852 INFO L158 Benchmark]: Witness Printer took 48.30ms. Allocated memory is still 201.3MB. Free memory was 149.6MB in the beginning and 147.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:44:52,859 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 2 procedures, 58 locations, 24 error locations. Started 1 CEGAR loops. OverallTime: 457.3s, OverallIterations: 25, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2225 SdHoareTripleChecker+Valid, 14.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1744 mSDsluCounter, 348 SdHoareTripleChecker+Invalid, 12.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 116 mSDsCounter, 577 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5110 IncrementalHoareTripleChecker+Invalid, 5687 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 577 mSolverCounterUnsat, 232 mSDtfsCounter, 5110 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2897 GetRequests, 2621 SyntacticMatches, 88 SemanticMatches, 188 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 19736 ImplicationChecksByTransitivity, 437.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 249.7s InterpolantComputationTime, 384 NumberOfCodeBlocks, 384 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 335 ConstructedInterpolants, 0 QuantifiedInterpolants, 1969 SizeOfPredicates, 0 NumberOfNonLiveVariables, 379 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 24 InterpolantComputations, 24 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: [L22] int counter = 0; [L24] unsigned int z, k; [L25] long long x, y, c; [L26] z = __VERIFIER_nondet_uint() [L27] k = __VERIFIER_nondet_uint() [L29] x = 1 [L30] y = z [L31] c = 1 VAL [c=1, counter=0, x=1, y=3037000500, z=7331967796] [L33] EXPR counter++ VAL [c=1, counter=1, x=1, y=3037000500, z=7331967796] [L33] COND TRUE counter++<5 [L34] EXPR x*z VAL [c=1, counter=1, x=1, y=3037000500, z=7331967796] [L34] EXPR x*z - x VAL [c=1, counter=1, x=1, y=3037000500, z=7331967796] [L34] EXPR x*z - x - y VAL [c=1, counter=1, x=1, y=3037000500, z=7331967796] [L34] EXPR x*z - x - y + 1 VAL [c=1, counter=1, x=1, y=3037000500, z=7331967796] [L34] CALL __VERIFIER_assert(x*z - x - y + 1 == 0) VAL [counter=1] [L16] COND FALSE !(!(cond)) [L34] RET __VERIFIER_assert(x*z - x - y + 1 == 0) VAL [c=1, counter=1, x=1, y=3037000500, z=7331967796] [L36] COND FALSE !(!(c < k)) VAL [c=1, counter=1, k=2, x=1, y=3037000500, z=7331967796] [L39] EXPR c + 1 [L39] c = c + 1 VAL [c=2, counter=1, k=2, x=1, y=3037000500, z=7331967796] [L40] EXPR x * z VAL [c=2, counter=1, k=2, x=1, y=3037000500, z=7331967796] [L40] EXPR x * z + 1 [L40] x = x * z + 1 VAL [c=2, counter=1, k=2, x=3037000501, y=3037000500, z=7331967796] [L41] y * z VAL [c=2, counter=1, k=2, x=3037000501] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 119.5MB. Free memory is still 92.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 334.81ms. Allocated memory is still 167.8MB. Free memory was 136.9MB in the beginning and 128.4MB in the end (delta: 8.5MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.00ms. Allocated memory is still 167.8MB. Free memory was 127.5MB in the beginning and 126.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.05ms. Allocated memory is still 167.8MB. Free memory was 126.3MB in the beginning and 125.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 721.38ms. Allocated memory is still 167.8MB. Free memory was 125.1MB in the beginning and 124.9MB in the end (delta: 167.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 457356.52ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 124.9MB in the beginning and 149.6MB in the end (delta: -24.7MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. * Witness Printer took 48.30ms. Allocated memory is still 201.3MB. Free memory was 149.6MB in the beginning and 147.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-08 22:44:52,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8def3cd-09a9-4826-9528-65fe7c4cb854/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)