./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound5.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_0e8fd07c-7f84-4c10-9f1d-686f99536fe4/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8fd07c-7f84-4c10-9f1d-686f99536fe4/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_0e8fd07c-7f84-4c10-9f1d-686f99536fe4/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8fd07c-7f84-4c10-9f1d-686f99536fe4/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8fd07c-7f84-4c10-9f1d-686f99536fe4/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_0e8fd07c-7f84-4c10-9f1d-686f99536fe4/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 082e5acb2a505af9e43ec1a894890509a127a32d8ecd4c5193a456bddcb0f4a3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:43:55,118 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:43:55,182 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8fd07c-7f84-4c10-9f1d-686f99536fe4/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 05:43:55,187 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:43:55,188 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:43:55,209 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:43:55,210 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:43:55,210 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:43:55,211 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:43:55,211 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:43:55,211 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:43:55,211 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:43:55,211 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:43:55,211 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:43:55,211 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:43:55,211 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:43:55,212 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:43:55,212 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:43:55,212 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:43:55,212 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 05:43:55,212 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:43:55,212 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:43:55,212 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:43:55,212 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:43:55,212 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:43:55,212 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:43:55,212 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:43:55,212 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:43:55,213 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:43:55,213 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:43:55,213 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:43:55,213 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:43:55,213 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:43:55,213 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:43:55,213 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:43:55,213 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_0e8fd07c-7f84-4c10-9f1d-686f99536fe4/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 -> 082e5acb2a505af9e43ec1a894890509a127a32d8ecd4c5193a456bddcb0f4a3 [2024-12-06 05:43:55,463 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:43:55,472 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:43:55,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:43:55,475 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:43:55,476 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:43:55,477 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8fd07c-7f84-4c10-9f1d-686f99536fe4/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound5.c [2024-12-06 05:43:58,135 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8fd07c-7f84-4c10-9f1d-686f99536fe4/bin/ukojak-verify-CZk0znPC7b/data/2e69f5541/b3677a08f4c242619aa4d01dc8218956/FLAGd91be2b56 [2024-12-06 05:43:58,306 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:43:58,306 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8fd07c-7f84-4c10-9f1d-686f99536fe4/sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound5.c [2024-12-06 05:43:58,321 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8fd07c-7f84-4c10-9f1d-686f99536fe4/bin/ukojak-verify-CZk0znPC7b/data/2e69f5541/b3677a08f4c242619aa4d01dc8218956/FLAGd91be2b56 [2024-12-06 05:43:58,336 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8fd07c-7f84-4c10-9f1d-686f99536fe4/bin/ukojak-verify-CZk0znPC7b/data/2e69f5541/b3677a08f4c242619aa4d01dc8218956 [2024-12-06 05:43:58,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:43:58,339 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:43:58,341 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:43:58,341 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:43:58,345 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:43:58,346 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:43:58" (1/1) ... [2024-12-06 05:43:58,347 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42366c6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:43:58, skipping insertion in model container [2024-12-06 05:43:58,347 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:43:58" (1/1) ... [2024-12-06 05:43:58,360 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:43:58,484 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:43:58,494 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:43:58,512 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:43:58,527 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:43:58,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:43:58 WrapperNode [2024-12-06 05:43:58,527 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:43:58,528 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:43:58,528 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:43:58,528 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:43:58,535 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:43:58" (1/1) ... [2024-12-06 05:43:58,541 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:43:58" (1/1) ... [2024-12-06 05:43:58,560 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2024-12-06 05:43:58,560 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:43:58,561 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:43:58,561 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:43:58,561 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:43:58,569 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:43:58" (1/1) ... [2024-12-06 05:43:58,570 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:43:58" (1/1) ... [2024-12-06 05:43:58,571 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:43:58" (1/1) ... [2024-12-06 05:43:58,571 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:43:58" (1/1) ... [2024-12-06 05:43:58,575 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:43:58" (1/1) ... [2024-12-06 05:43:58,576 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:43:58" (1/1) ... [2024-12-06 05:43:58,580 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:43:58" (1/1) ... [2024-12-06 05:43:58,581 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:43:58" (1/1) ... [2024-12-06 05:43:58,582 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:43:58" (1/1) ... [2024-12-06 05:43:58,583 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:43:58,584 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:43:58,584 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:43:58,584 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:43:58,585 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:43:58" (1/1) ... [2024-12-06 05:43:58,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:43:58,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8fd07c-7f84-4c10-9f1d-686f99536fe4/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:43:58,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8fd07c-7f84-4c10-9f1d-686f99536fe4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:43:58,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8fd07c-7f84-4c10-9f1d-686f99536fe4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:43:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:43:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:43:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:43:58,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:43:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 05:43:58,648 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 05:43:58,708 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:43:58,709 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:43:58,843 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-12-06 05:43:58,844 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:43:58,889 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:43:58,890 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 05:43:58,890 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:43:58 BoogieIcfgContainer [2024-12-06 05:43:58,890 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:43:58,891 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:43:58,891 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:43:58,898 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:43:58,898 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:43:58" (1/1) ... [2024-12-06 05:43:58,904 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:43:58,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:58,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2024-12-06 05:43:58,950 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2024-12-06 05:43:58,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 05:43:58,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:58,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:43:59,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:59,115 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 05:43:59,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:59,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2024-12-06 05:43:59,161 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2024-12-06 05:43:59,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:43:59,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:59,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:43:59,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:59,213 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 05:43:59,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:59,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2024-12-06 05:43:59,228 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2024-12-06 05:43:59,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:43:59,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:59,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:43:59,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:59,284 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 05:43:59,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:59,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2024-12-06 05:43:59,303 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2024-12-06 05:43:59,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 05:43:59,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:59,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:43:59,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:59,456 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 05:43:59,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:59,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 36 states and 53 transitions. [2024-12-06 05:43:59,590 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2024-12-06 05:43:59,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 05:43:59,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:59,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:43:59,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:59,684 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 05:43:59,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:59,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 38 states and 55 transitions. [2024-12-06 05:43:59,773 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 55 transitions. [2024-12-06 05:43:59,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 05:43:59,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:59,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:43:59,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:59,882 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 05:44:00,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:00,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 45 states and 69 transitions. [2024-12-06 05:44:00,128 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 69 transitions. [2024-12-06 05:44:00,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 05:44:00,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:00,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:44:00,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:00,224 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 05:44:00,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:00,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 48 states and 72 transitions. [2024-12-06 05:44:00,342 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 72 transitions. [2024-12-06 05:44:00,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 05:44:00,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:00,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:44:00,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:00,412 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 05:44:00,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:00,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 49 states and 75 transitions. [2024-12-06 05:44:00,448 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 75 transitions. [2024-12-06 05:44:00,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 05:44:00,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:00,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:44:00,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:00,586 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 05:44:00,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:00,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 54 states and 83 transitions. [2024-12-06 05:44:00,625 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 83 transitions. [2024-12-06 05:44:00,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:44:00,626 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:00,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:44:00,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:00,772 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 05:44:00,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:00,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 61 states and 96 transitions. [2024-12-06 05:44:00,953 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 96 transitions. [2024-12-06 05:44:00,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 05:44:00,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:00,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:44:00,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:01,086 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-12-06 05:44:01,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:01,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 63 states and 97 transitions. [2024-12-06 05:44:01,223 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 97 transitions. [2024-12-06 05:44:01,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 05:44:01,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:01,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:44:01,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:01,310 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-12-06 05:44:01,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:01,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 67 states and 105 transitions. [2024-12-06 05:44:01,459 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 105 transitions. [2024-12-06 05:44:01,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 05:44:01,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:01,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:44:01,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:01,567 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-12-06 05:44:01,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:01,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 70 states and 108 transitions. [2024-12-06 05:44:01,658 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 108 transitions. [2024-12-06 05:44:01,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 05:44:01,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:01,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:44:01,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:01,741 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-12-06 05:44:01,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:01,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 71 states and 112 transitions. [2024-12-06 05:44:01,783 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 112 transitions. [2024-12-06 05:44:01,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 05:44:01,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:01,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:44:01,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:01,968 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-12-06 05:44:02,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:02,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 78 states and 125 transitions. [2024-12-06 05:44:02,182 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 125 transitions. [2024-12-06 05:44:02,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 05:44:02,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:02,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:44:02,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:02,358 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 16 proven. 8 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-12-06 05:44:02,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:02,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 78 states and 122 transitions. [2024-12-06 05:44:02,486 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 122 transitions. [2024-12-06 05:44:02,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 05:44:02,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:02,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:44:02,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:02,608 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-12-06 05:44:02,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:02,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 82 states and 130 transitions. [2024-12-06 05:44:02,800 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 130 transitions. [2024-12-06 05:44:02,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 05:44:02,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:02,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:44:02,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:02,996 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-12-06 05:44:03,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:03,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 85 states and 133 transitions. [2024-12-06 05:44:03,122 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 133 transitions. [2024-12-06 05:44:03,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 05:44:03,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:03,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:44:03,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:03,275 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-12-06 05:44:03,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:03,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 86 states and 138 transitions. [2024-12-06 05:44:03,329 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 138 transitions. [2024-12-06 05:44:03,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 05:44:03,331 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:03,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:44:03,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:03,616 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-12-06 05:44:03,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:03,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 93 states and 151 transitions. [2024-12-06 05:44:03,884 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 151 transitions. [2024-12-06 05:44:03,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-06 05:44:03,885 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:03,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:44:03,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:04,186 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 36 proven. 12 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-12-06 05:44:04,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:04,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 93 states and 147 transitions. [2024-12-06 05:44:04,344 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 147 transitions. [2024-12-06 05:44:04,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-12-06 05:44:04,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:04,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:44:04,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:04,500 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-12-06 05:44:04,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:04,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 97 states and 155 transitions. [2024-12-06 05:44:04,703 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 155 transitions. [2024-12-06 05:44:04,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-12-06 05:44:04,704 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:04,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:44:04,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:04,855 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-12-06 05:44:04,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:04,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 100 states and 158 transitions. [2024-12-06 05:44:04,990 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 158 transitions. [2024-12-06 05:44:04,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-12-06 05:44:04,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:04,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:44:05,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:05,249 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-12-06 05:44:05,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:05,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 107 states and 171 transitions. [2024-12-06 05:44:05,527 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 171 transitions. [2024-12-06 05:44:05,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-12-06 05:44:05,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:05,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:44:05,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:05,644 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-12-06 05:44:05,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:05,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 108 states and 171 transitions. [2024-12-06 05:44:05,697 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 171 transitions. [2024-12-06 05:44:05,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 05:44:05,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:05,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:44:05,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:06,044 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 64 proven. 16 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-12-06 05:44:06,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:06,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 99 states and 151 transitions. [2024-12-06 05:44:06,197 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 151 transitions. [2024-12-06 05:44:06,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-12-06 05:44:06,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:06,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:44:06,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:06,335 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-12-06 05:44:06,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:06,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 99 states and 150 transitions. [2024-12-06 05:44:06,535 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 150 transitions. [2024-12-06 05:44:06,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-12-06 05:44:06,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:06,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:44:06,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:06,706 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-12-06 05:44:06,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:06,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 98 states and 149 transitions. [2024-12-06 05:44:06,856 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 149 transitions. [2024-12-06 05:44:06,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 05:44:06,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:06,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:44:06,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:07,208 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 81 proven. 4 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-12-06 05:44:07,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:07,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 95 states and 142 transitions. [2024-12-06 05:44:07,386 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2024-12-06 05:44:07,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-06 05:44:07,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:07,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:44:07,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:07,584 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 305 trivial. 0 not checked. [2024-12-06 05:44:07,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:07,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 87 states and 123 transitions. [2024-12-06 05:44:07,814 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 123 transitions. [2024-12-06 05:44:07,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-12-06 05:44:07,815 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:07,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:44:07,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:08,079 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-12-06 05:44:08,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:08,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 86 states and 122 transitions. [2024-12-06 05:44:08,522 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 122 transitions. [2024-12-06 05:44:08,523 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 05:44:08,523 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 32 iterations. [2024-12-06 05:44:08,530 INFO L726 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2024-12-06 05:44:08,802 INFO L77 FloydHoareUtils]: At program point L35-2(line 35) the Hoare annotation is: true [2024-12-06 05:44:08,803 INFO L77 FloydHoareUtils]: At program point L35-3(lines 35 43) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_#t~post6#1| 0))) (or (and (< 1 |ULTIMATE.start_main_#t~post6#1|) (<= ~counter~0 3) (< 2 ~counter~0) (<= |ULTIMATE.start_main_#t~post6#1| 2)) (and (< 4 |ULTIMATE.start_main_#t~post6#1|) (<= (+ |ULTIMATE.start_main_#t~post6#1| 1) ~counter~0)) (and (not .cse0) (<= |ULTIMATE.start_main_#t~post6#1| 1) (<= ~counter~0 2)) (and .cse0 (<= ~counter~0 1) (<= 1 ~counter~0)) (and (<= ~counter~0 4) (< 3 ~counter~0) (< 2 |ULTIMATE.start_main_#t~post6#1|) (<= |ULTIMATE.start_main_#t~post6#1| 3)) (and (< 3 |ULTIMATE.start_main_#t~post6#1|) (<= |ULTIMATE.start_main_#t~post6#1| 4) (<= ~counter~0 5) (< 4 ~counter~0)))) [2024-12-06 05:44:08,803 INFO L77 FloydHoareUtils]: At program point L35-4(lines 35 43) the Hoare annotation is: (<= ~counter~0 5) [2024-12-06 05:44:08,803 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 45) the Hoare annotation is: true [2024-12-06 05:44:08,803 INFO L77 FloydHoareUtils]: At program point L35-6(lines 35 43) the Hoare annotation is: true [2024-12-06 05:44:08,803 INFO L77 FloydHoareUtils]: At program point L60(line 60) the Hoare annotation is: true [2024-12-06 05:44:08,803 INFO L77 FloydHoareUtils]: At program point L36(line 36) the Hoare annotation is: true [2024-12-06 05:44:08,803 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 35) the Hoare annotation is: true [2024-12-06 05:44:08,803 INFO L77 FloydHoareUtils]: At program point L53-2(lines 45 57) the Hoare annotation is: true [2024-12-06 05:44:08,803 INFO L77 FloydHoareUtils]: At program point L45(line 45) the Hoare annotation is: true [2024-12-06 05:44:08,803 INFO L77 FloydHoareUtils]: At program point L45-1(line 45) the Hoare annotation is: true [2024-12-06 05:44:08,803 INFO L77 FloydHoareUtils]: At program point L45-2(lines 45 57) the Hoare annotation is: (not (and (< 5 ~counter~0) (<= |ULTIMATE.start_main_#t~post7#1| 4))) [2024-12-06 05:44:08,804 INFO L77 FloydHoareUtils]: At program point L45-3(lines 45 57) the Hoare annotation is: (<= ~counter~0 5) [2024-12-06 05:44:08,804 INFO L77 FloydHoareUtils]: At program point L45-5(lines 45 57) the Hoare annotation is: true [2024-12-06 05:44:08,804 INFO L77 FloydHoareUtils]: At program point L37(line 37) the Hoare annotation is: true [2024-12-06 05:44:08,804 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 35) the Hoare annotation is: true [2024-12-06 05:44:08,804 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 05:44:08,804 INFO L77 FloydHoareUtils]: At program point L46(line 46) the Hoare annotation is: true [2024-12-06 05:44:08,804 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 05:44:08,804 INFO L77 FloydHoareUtils]: At program point L38(lines 35 43) the Hoare annotation is: true [2024-12-06 05:44:08,804 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 45) the Hoare annotation is: true [2024-12-06 05:44:08,804 INFO L77 FloydHoareUtils]: At program point L59(line 59) the Hoare annotation is: true [2024-12-06 05:44:08,804 INFO L77 FloydHoareUtils]: At program point L47(lines 45 57) the Hoare annotation is: true [2024-12-06 05:44:08,805 INFO L77 FloydHoareUtils]: At program point L35-1(line 35) the Hoare annotation is: true [2024-12-06 05:44:08,805 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 14 20) the Hoare annotation is: true [2024-12-06 05:44:08,805 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 14 20) the Hoare annotation is: true [2024-12-06 05:44:08,817 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:44:08 ImpRootNode [2024-12-06 05:44:08,817 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:44:08,818 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:44:08,818 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:44:08,818 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:44:08,818 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:43:58" (3/4) ... [2024-12-06 05:44:08,820 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 05:44:08,824 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-12-06 05:44:08,827 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-12-06 05:44:08,827 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-12-06 05:44:08,827 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 05:44:08,828 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 05:44:08,901 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8fd07c-7f84-4c10-9f1d-686f99536fe4/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 05:44:08,901 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8fd07c-7f84-4c10-9f1d-686f99536fe4/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 05:44:08,902 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:44:08,902 INFO L158 Benchmark]: Toolchain (without parser) took 10563.02ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 117.7MB in the beginning and 210.3MB in the end (delta: -92.7MB). Peak memory consumption was 99.4MB. Max. memory is 16.1GB. [2024-12-06 05:44:08,903 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:44:08,903 INFO L158 Benchmark]: CACSL2BoogieTranslator took 186.96ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 106.3MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:44:08,903 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.00ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 105.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:44:08,903 INFO L158 Benchmark]: Boogie Preprocessor took 22.61ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 104.3MB in the end (delta: 808.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:44:08,904 INFO L158 Benchmark]: RCFGBuilder took 306.21ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 89.2MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:44:08,904 INFO L158 Benchmark]: CodeCheck took 9926.37ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 89.0MB in the beginning and 214.7MB in the end (delta: -125.7MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. [2024-12-06 05:44:08,904 INFO L158 Benchmark]: Witness Printer took 84.03ms. Allocated memory is still 335.5MB. Free memory was 214.7MB in the beginning and 210.3MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:44:08,906 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, 26 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 9.6s, OverallIterations: 32, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3304 SdHoareTripleChecker+Valid, 10.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1925 mSDsluCounter, 3250 SdHoareTripleChecker+Invalid, 8.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1156 mSDsCounter, 2188 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7504 IncrementalHoareTripleChecker+Invalid, 9692 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2188 mSolverCounterUnsat, 2094 mSDtfsCounter, 7504 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9987 GetRequests, 9267 SyntacticMatches, 580 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11568 ImplicationChecksByTransitivity, 4.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 1322 NumberOfCodeBlocks, 1322 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 1291 ConstructedInterpolants, 0 QuantifiedInterpolants, 2873 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 31 InterpolantComputations, 7 PerfectInterpolantSequences, 2739/3470 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 - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - ProcedureContractResult [Line: 14]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Ensures: (counter == \old(counter)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 186.96ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 106.3MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.00ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 105.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.61ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 104.3MB in the end (delta: 808.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 306.21ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 89.2MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 9926.37ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 89.0MB in the beginning and 214.7MB in the end (delta: -125.7MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. * Witness Printer took 84.03ms. Allocated memory is still 335.5MB. Free memory was 214.7MB in the beginning and 210.3MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 05:44:08,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8fd07c-7f84-4c10-9f1d-686f99536fe4/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 Result: TRUE