./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench/geo1-u2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9bb66c-6968-4f54-9def-9af79e9a346f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9bb66c-6968-4f54-9def-9af79e9a346f/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9bb66c-6968-4f54-9def-9af79e9a346f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9bb66c-6968-4f54-9def-9af79e9a346f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/geo1-u2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9bb66c-6968-4f54-9def-9af79e9a346f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9bb66c-6968-4f54-9def-9af79e9a346f/bin/ukojak-verify-CZk0znPC7b --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 60503b6cfd2a800757639deb106bbf28191c36de345606f03caabc1a25a1beff --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:29:51,435 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:29:51,489 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9bb66c-6968-4f54-9def-9af79e9a346f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 01:29:51,493 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:29:51,494 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:29:51,514 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:29:51,514 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:29:51,515 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:29:51,515 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:29:51,515 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:29:51,515 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:29:51,515 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:29:51,515 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:29:51,516 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:29:51,516 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:29:51,516 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:29:51,516 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:29:51,516 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:29:51,516 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:29:51,516 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 01:29:51,516 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 01:29:51,516 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:29:51,516 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:29:51,517 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:29:51,517 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:29:51,517 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:29:51,517 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:29:51,517 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:29:51,517 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:29:51,517 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:29:51,517 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:29:51,517 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:29:51,518 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:29:51,518 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:29:51,518 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:29:51,518 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_4b9bb66c-6968-4f54-9def-9af79e9a346f/bin/ukojak-verify-CZk0znPC7b 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 -> 60503b6cfd2a800757639deb106bbf28191c36de345606f03caabc1a25a1beff [2024-12-06 01:29:51,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:29:51,739 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:29:51,741 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:29:51,742 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:29:51,742 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:29:51,743 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9bb66c-6968-4f54-9def-9af79e9a346f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench/geo1-u2.c [2024-12-06 01:29:54,369 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9bb66c-6968-4f54-9def-9af79e9a346f/bin/ukojak-verify-CZk0znPC7b/data/089916bf6/b53bb4112b704d6cb8cac0a22f392706/FLAGe2b35bbe1 [2024-12-06 01:29:54,551 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:29:54,551 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9bb66c-6968-4f54-9def-9af79e9a346f/sv-benchmarks/c/nla-digbench/geo1-u2.c [2024-12-06 01:29:54,564 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9bb66c-6968-4f54-9def-9af79e9a346f/bin/ukojak-verify-CZk0znPC7b/data/089916bf6/b53bb4112b704d6cb8cac0a22f392706/FLAGe2b35bbe1 [2024-12-06 01:29:54,913 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9bb66c-6968-4f54-9def-9af79e9a346f/bin/ukojak-verify-CZk0znPC7b/data/089916bf6/b53bb4112b704d6cb8cac0a22f392706 [2024-12-06 01:29:54,915 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:29:54,916 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:29:54,917 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:29:54,917 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:29:54,920 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:29:54,921 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:29:54" (1/1) ... [2024-12-06 01:29:54,922 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2517c4d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:54, skipping insertion in model container [2024-12-06 01:29:54,922 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:29:54" (1/1) ... [2024-12-06 01:29:54,931 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:29:55,058 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:29:55,065 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:29:55,079 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:29:55,089 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:29:55,089 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:55 WrapperNode [2024-12-06 01:29:55,090 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:29:55,090 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:29:55,091 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:29:55,091 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:29:55,097 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:55" (1/1) ... [2024-12-06 01:29:55,103 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:55" (1/1) ... [2024-12-06 01:29:55,118 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 64 [2024-12-06 01:29:55,118 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:29:55,118 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:29:55,118 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:29:55,119 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:29:55,124 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:55" (1/1) ... [2024-12-06 01:29:55,124 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:55" (1/1) ... [2024-12-06 01:29:55,125 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:55" (1/1) ... [2024-12-06 01:29:55,125 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:55" (1/1) ... [2024-12-06 01:29:55,128 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:55" (1/1) ... [2024-12-06 01:29:55,129 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:55" (1/1) ... [2024-12-06 01:29:55,131 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:55" (1/1) ... [2024-12-06 01:29:55,132 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:55" (1/1) ... [2024-12-06 01:29:55,133 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:55" (1/1) ... [2024-12-06 01:29:55,135 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:29:55,136 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:29:55,136 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:29:55,136 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:29:55,137 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:29:55" (1/1) ... [2024-12-06 01:29:55,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:29:55,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9bb66c-6968-4f54-9def-9af79e9a346f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:29:55,165 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9bb66c-6968-4f54-9def-9af79e9a346f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:29:55,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9bb66c-6968-4f54-9def-9af79e9a346f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:29:55,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:29:55,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:29:55,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:29:55,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:29:55,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 01:29:55,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 01:29:55,237 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:29:55,238 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:29:55,453 INFO L? ?]: Removed 51 outVars from TransFormulas that were not future-live. [2024-12-06 01:29:55,453 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:29:55,479 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:29:55,479 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 01:29:55,480 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:29:55 BoogieIcfgContainer [2024-12-06 01:29:55,480 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:29:55,480 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:29:55,480 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:29:55,487 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:29:55,488 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:29:55" (1/1) ... [2024-12-06 01:29:55,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:29:55,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:29:55,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 52 states and 54 transitions. [2024-12-06 01:29:55,538 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 54 transitions. [2024-12-06 01:29:55,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 01:29:55,539 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:29:55,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:29:55,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:29:55,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:29:55,629 INFO L256 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 01:29:55,632 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:29:55,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:29:55,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:29:55,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 53 states and 55 transitions. [2024-12-06 01:29:55,694 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 55 transitions. [2024-12-06 01:29:55,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 01:29:55,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:29:55,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:29:55,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:29:55,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:29:55,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 01:29:55,716 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:29:55,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:29:55,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:29:55,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 54 states and 56 transitions. [2024-12-06 01:29:55,739 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 56 transitions. [2024-12-06 01:29:55,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:29:55,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:29:55,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:29:55,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:29:55,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:29:55,762 INFO L256 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 01:29:55,763 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:29:55,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:29:55,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:29:55,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 55 states and 57 transitions. [2024-12-06 01:29:55,783 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 57 transitions. [2024-12-06 01:29:55,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 01:29:55,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:29:55,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:29:55,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:29:55,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:29:55,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:29:55,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 56 states and 58 transitions. [2024-12-06 01:29:55,878 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 58 transitions. [2024-12-06 01:29:55,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 01:29:55,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:29:55,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:29:55,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:29:55,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:29:55,904 INFO L256 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 01:29:55,905 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:29:55,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:29:56,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:29:56,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 61 states and 64 transitions. [2024-12-06 01:29:56,052 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2024-12-06 01:29:56,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 01:29:56,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:29:56,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:29:56,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:29:56,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:29:56,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:29:56,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 67 states and 73 transitions. [2024-12-06 01:29:56,381 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 73 transitions. [2024-12-06 01:29:56,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 01:29:56,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:29:56,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:29:56,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:29:56,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:29:56,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:29:56,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 68 states and 75 transitions. [2024-12-06 01:29:56,576 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 75 transitions. [2024-12-06 01:29:56,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 01:29:56,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:29:56,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:29:56,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:29:56,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:29:56,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:29:56,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 70 states and 78 transitions. [2024-12-06 01:29:56,730 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 78 transitions. [2024-12-06 01:29:56,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 01:29:56,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:29:56,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:29:56,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:29:56,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:29:57,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:29:57,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 81 states and 96 transitions. [2024-12-06 01:29:57,300 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 96 transitions. [2024-12-06 01:29:57,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 01:29:57,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:29:57,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:29:57,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:29:57,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:29:57,324 INFO L256 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 01:29:57,325 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:29:57,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:29:57,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:29:57,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 84 states and 102 transitions. [2024-12-06 01:29:57,469 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 102 transitions. [2024-12-06 01:29:57,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 01:29:57,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:29:57,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:29:57,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:29:57,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:29:57,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:29:57,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 85 states and 103 transitions. [2024-12-06 01:29:57,522 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 103 transitions. [2024-12-06 01:29:57,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 01:29:57,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:29:57,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:29:57,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:29:57,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:29:57,545 INFO L256 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 01:29:57,546 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:29:57,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:29:57,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:29:57,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 86 states and 104 transitions. [2024-12-06 01:29:57,589 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 104 transitions. [2024-12-06 01:29:57,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 01:29:57,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:29:57,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:29:57,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:29:57,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:29:57,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:29:57,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 89 states and 108 transitions. [2024-12-06 01:29:57,932 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 108 transitions. [2024-12-06 01:29:57,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 01:29:57,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:29:57,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:29:57,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:29:58,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:29:58,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:29:58,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 90 states and 110 transitions. [2024-12-06 01:29:58,170 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 110 transitions. [2024-12-06 01:29:58,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 01:29:58,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:29:58,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:29:58,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:29:58,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:29:58,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:29:58,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 94 states and 115 transitions. [2024-12-06 01:29:58,884 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 115 transitions. [2024-12-06 01:29:58,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 01:29:58,885 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:29:58,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:29:58,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:29:58,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:29:58,907 INFO L256 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 01:29:58,908 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:29:59,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:29:59,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:29:59,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 96 states and 118 transitions. [2024-12-06 01:29:59,175 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 118 transitions. [2024-12-06 01:29:59,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 01:29:59,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:29:59,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:29:59,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:29:59,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:29:59,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:29:59,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 95 states and 117 transitions. [2024-12-06 01:29:59,324 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 117 transitions. [2024-12-06 01:29:59,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 01:29:59,324 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:29:59,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:29:59,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:30:11,322 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 (* |c_ULTIMATE.start_main_~x~0#1| (div |c_ULTIMATE.start_main_~z~0#1| 4294967296)))) (or (not (= (+ |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~x~0#1| (* 4294967296 .cse0)) (+ (* |c_ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~z~0#1|) 1))) (< |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| .cse0)))) is different from true [2024-12-06 01:30:21,380 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 01:30:33,210 WARN L286 SmtUtils]: Spent 11.75s on a formula simplification that was a NOOP. DAG size: 23 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:31:08,552 WARN L286 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 20 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:31:08,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:31:42,201 WARN L286 SmtUtils]: Spent 9.89s on a formula simplification that was a NOOP. DAG size: 23 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:31:58,175 WARN L286 SmtUtils]: Spent 12.19s on a formula simplification that was a NOOP. DAG size: 24 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:32:03,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:32:03,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 100 states and 126 transitions. [2024-12-06 01:32:03,094 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 126 transitions. [2024-12-06 01:32:03,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 01:32:03,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:32:03,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:32:03,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:32:03,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:32:13,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:32:13,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 106 states and 133 transitions. [2024-12-06 01:32:13,976 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 133 transitions. [2024-12-06 01:32:13,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 01:32:13,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:32:13,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:32:13,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:32:14,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:32:35,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:32:35,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 117 states and 148 transitions. [2024-12-06 01:32:35,526 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 148 transitions. [2024-12-06 01:32:35,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 01:32:35,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:32:35,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:32:35,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:32:35,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:32:35,544 INFO L256 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 01:32:35,544 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:32:35,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:32:36,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:32:36,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 131 states and 165 transitions. [2024-12-06 01:32:36,427 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 165 transitions. [2024-12-06 01:32:36,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 01:32:36,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:32:36,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:32:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:32:36,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:32:36,456 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:32:36,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:32:36,474 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 22 iterations. [2024-12-06 01:32:36,492 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 01:32:36 ImpRootNode [2024-12-06 01:32:36,492 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 01:32:36,492 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 01:32:36,492 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 01:32:36,492 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 01:32:36,493 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:29:55" (3/4) ... [2024-12-06 01:32:36,493 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 01:32:36,521 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 5. [2024-12-06 01:32:36,561 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9bb66c-6968-4f54-9def-9af79e9a346f/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 01:32:36,562 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9bb66c-6968-4f54-9def-9af79e9a346f/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 01:32:36,562 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 01:32:36,563 INFO L158 Benchmark]: Toolchain (without parser) took 161646.23ms. Allocated memory is still 142.6MB. Free memory was 118.8MB in the beginning and 63.4MB in the end (delta: 55.5MB). Peak memory consumption was 56.3MB. Max. memory is 16.1GB. [2024-12-06 01:32:36,563 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:32:36,563 INFO L158 Benchmark]: CACSL2BoogieTranslator took 172.77ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 107.8MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:32:36,563 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.57ms. Allocated memory is still 142.6MB. Free memory was 107.8MB in the beginning and 106.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:32:36,564 INFO L158 Benchmark]: Boogie Preprocessor took 16.77ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 105.7MB in the end (delta: 696.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:32:36,564 INFO L158 Benchmark]: RCFGBuilder took 344.00ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 89.4MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:32:36,564 INFO L158 Benchmark]: CodeCheck took 161011.39ms. Allocated memory is still 142.6MB. Free memory was 89.2MB in the beginning and 67.4MB in the end (delta: 21.8MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2024-12-06 01:32:36,564 INFO L158 Benchmark]: Witness Printer took 69.79ms. Allocated memory is still 142.6MB. Free memory was 67.4MB in the beginning and 63.4MB in the end (delta: 4.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:32:36,566 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, 52 locations, 22 error locations. Started 1 CEGAR loops. OverallTime: 161.0s, OverallIterations: 22, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1372 SdHoareTripleChecker+Valid, 5.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1098 mSDsluCounter, 150 SdHoareTripleChecker+Invalid, 4.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 42 mSDsCounter, 449 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3436 IncrementalHoareTripleChecker+Invalid, 3885 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 449 mSolverCounterUnsat, 108 mSDtfsCounter, 3436 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2144 GetRequests, 1918 SyntacticMatches, 86 SemanticMatches, 140 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 11857 ImplicationChecksByTransitivity, 146.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 70.8s InterpolantComputationTime, 283 NumberOfCodeBlocks, 283 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 241 ConstructedInterpolants, 0 QuantifiedInterpolants, 1826 SizeOfPredicates, 0 NumberOfNonLiveVariables, 307 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 21 InterpolantComputations, 21 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, ConComCheckerStatistics: No data available - CounterExampleResult [Line: 40]: integer overflow possible integer overflow possible We found a FailurePath: [L23] unsigned int z, k; [L24] long long x, y, c; [L25] z = __VERIFIER_nondet_uint() [L26] k = __VERIFIER_nondet_uint() [L28] x = 1 [L29] y = z [L30] c = 1 VAL [c=1, x=1, y=3037000500, z=3037000500] [L33] EXPR x*z VAL [c=1, x=1, y=3037000500, z=3037000500] [L33] EXPR x*z - x VAL [c=1, x=1, y=3037000500, z=3037000500] [L33] EXPR x*z - x - y VAL [c=1, x=1, y=3037000500, z=3037000500] [L33] EXPR x*z - x - y + 1 VAL [c=1, x=1, y=3037000500, z=3037000500] [L33] CALL __VERIFIER_assert(x*z - x - y + 1 == 0) [L16] COND FALSE !(!(cond)) [L33] RET __VERIFIER_assert(x*z - x - y + 1 == 0) VAL [c=1, x=1, y=3037000500, z=3037000500] [L35] COND FALSE !(!(c < k)) VAL [c=1, k=2, x=1, y=3037000500, z=3037000500] [L38] EXPR c + 1 [L38] c = c + 1 VAL [c=2, k=2, x=1, y=3037000500, z=3037000500] [L39] EXPR x * z VAL [c=2, k=2, x=1, y=3037000500, z=3037000500] [L39] EXPR x * z + 1 [L39] x = x * z + 1 VAL [c=2, k=2, x=3037000501, y=3037000500, z=3037000500] [L40] y * z VAL [c=2, k=2, x=3037000501] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 172.77ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 107.8MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.57ms. Allocated memory is still 142.6MB. Free memory was 107.8MB in the beginning and 106.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.77ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 105.7MB in the end (delta: 696.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 344.00ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 89.4MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 161011.39ms. Allocated memory is still 142.6MB. Free memory was 89.2MB in the beginning and 67.4MB in the end (delta: 21.8MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. * Witness Printer took 69.79ms. Allocated memory is still 142.6MB. Free memory was 67.4MB in the beginning and 63.4MB in the end (delta: 4.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-06 01:32:36,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b9bb66c-6968-4f54-9def-9af79e9a346f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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)