./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d92d78e-cc28-4c24-8b26-1ae6a1dbd1c7/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d92d78e-cc28-4c24-8b26-1ae6a1dbd1c7/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_9d92d78e-cc28-4c24-8b26-1ae6a1dbd1c7/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d92d78e-cc28-4c24-8b26-1ae6a1dbd1c7/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d92d78e-cc28-4c24-8b26-1ae6a1dbd1c7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d92d78e-cc28-4c24-8b26-1ae6a1dbd1c7/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 29123ed479a06938c1b58bc0ee2ae38219e9e012922d3ca9fba5679eb1736558 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:52:51,383 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:52:51,435 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d92d78e-cc28-4c24-8b26-1ae6a1dbd1c7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:52:51,439 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:52:51,439 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:52:51,457 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:52:51,458 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:52:51,458 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:52:51,459 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:52:51,459 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:52:51,459 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:52:51,459 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:52:51,459 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:52:51,459 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:52:51,459 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:52:51,459 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:52:51,460 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:52:51,460 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:52:51,460 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:52:51,460 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:52:51,460 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:52:51,460 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:52:51,460 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:52:51,460 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:52:51,460 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:52:51,460 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:52:51,460 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:52:51,461 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:52:51,461 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:52:51,461 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:52:51,461 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:52:51,461 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:52:51,461 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:52:51,461 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_9d92d78e-cc28-4c24-8b26-1ae6a1dbd1c7/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 ! call(reach_error())) ) 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 -> 29123ed479a06938c1b58bc0ee2ae38219e9e012922d3ca9fba5679eb1736558 [2024-12-05 22:52:51,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:52:51,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:52:51,674 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:52:51,675 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:52:51,675 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:52:51,676 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d92d78e-cc28-4c24-8b26-1ae6a1dbd1c7/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound2.c [2024-12-05 22:52:54,322 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d92d78e-cc28-4c24-8b26-1ae6a1dbd1c7/bin/ukojak-verify-CZk0znPC7b/data/63bb62689/60bfca3ceef34e65a1cec4f6e1526ef4/FLAG35d0921eb [2024-12-05 22:52:54,542 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:52:54,542 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d92d78e-cc28-4c24-8b26-1ae6a1dbd1c7/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound2.c [2024-12-05 22:52:54,548 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d92d78e-cc28-4c24-8b26-1ae6a1dbd1c7/bin/ukojak-verify-CZk0znPC7b/data/63bb62689/60bfca3ceef34e65a1cec4f6e1526ef4/FLAG35d0921eb [2024-12-05 22:52:54,911 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d92d78e-cc28-4c24-8b26-1ae6a1dbd1c7/bin/ukojak-verify-CZk0znPC7b/data/63bb62689/60bfca3ceef34e65a1cec4f6e1526ef4 [2024-12-05 22:52:54,913 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:52:54,914 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:52:54,915 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:52:54,915 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:52:54,918 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:52:54,919 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:52:54" (1/1) ... [2024-12-05 22:52:54,919 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@94a4dfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:54, skipping insertion in model container [2024-12-05 22:52:54,919 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:52:54" (1/1) ... [2024-12-05 22:52:54,929 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:52:55,049 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d92d78e-cc28-4c24-8b26-1ae6a1dbd1c7/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound2.c[535,548] [2024-12-05 22:52:55,067 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:52:55,075 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:52:55,086 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d92d78e-cc28-4c24-8b26-1ae6a1dbd1c7/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound2.c[535,548] [2024-12-05 22:52:55,093 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:52:55,103 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:52:55,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:55 WrapperNode [2024-12-05 22:52:55,103 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:52:55,104 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:52:55,104 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:52:55,104 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:52:55,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:55" (1/1) ... [2024-12-05 22:52:55,113 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:55" (1/1) ... [2024-12-05 22:52:55,125 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2024-12-05 22:52:55,125 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:52:55,126 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:52:55,126 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:52:55,126 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:52:55,131 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:55" (1/1) ... [2024-12-05 22:52:55,131 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:55" (1/1) ... [2024-12-05 22:52:55,132 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:55" (1/1) ... [2024-12-05 22:52:55,132 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:55" (1/1) ... [2024-12-05 22:52:55,134 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:55" (1/1) ... [2024-12-05 22:52:55,135 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:55" (1/1) ... [2024-12-05 22:52:55,138 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:55" (1/1) ... [2024-12-05 22:52:55,139 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:55" (1/1) ... [2024-12-05 22:52:55,139 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:55" (1/1) ... [2024-12-05 22:52:55,140 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:52:55,141 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:52:55,141 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:52:55,141 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:52:55,142 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:55" (1/1) ... [2024-12-05 22:52:55,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:52:55,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d92d78e-cc28-4c24-8b26-1ae6a1dbd1c7/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:52:55,172 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d92d78e-cc28-4c24-8b26-1ae6a1dbd1c7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:52:55,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d92d78e-cc28-4c24-8b26-1ae6a1dbd1c7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:52:55,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:52:55,196 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 22:52:55,196 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 22:52:55,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:52:55,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:52:55,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:52:55,196 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 22:52:55,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 22:52:55,241 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:52:55,243 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:52:55,358 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-12-05 22:52:55,358 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:52:55,378 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:52:55,378 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-12-05 22:52:55,379 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:52:55 BoogieIcfgContainer [2024-12-05 22:52:55,379 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:52:55,379 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:52:55,379 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:52:55,386 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:52:55,386 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:52:55" (1/1) ... [2024-12-05 22:52:55,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:52:55,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:52:55,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2024-12-05 22:52:55,431 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2024-12-05 22:52:55,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 22:52:55,435 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:52:55,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:52:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:52:55,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:55,573 INFO L256 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:52:55,577 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:52:55,764 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 22:52:56,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:52:57,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:52:57,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 27 states and 42 transitions. [2024-12-05 22:52:57,063 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-12-05 22:52:57,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 22:52:57,070 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:52:57,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:52:57,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:57,743 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 22:52:59,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:52:59,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2024-12-05 22:52:59,998 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2024-12-05 22:52:59,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 22:52:59,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:52:59,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:53:00,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:53:01,012 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 22:53:02,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:53:02,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2024-12-05 22:53:02,258 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2024-12-05 22:53:02,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 22:53:02,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:53:02,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:53:02,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:53:02,317 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-12-05 22:53:02,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:53:02,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2024-12-05 22:53:02,368 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2024-12-05 22:53:02,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 22:53:02,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:53:02,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:53:02,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:53:02,461 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-05 22:53:05,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:53:05,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 46 transitions. [2024-12-05 22:53:05,113 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2024-12-05 22:53:05,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 22:53:05,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:53:05,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:53:05,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:53:05,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:53:05,161 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-05 22:53:05,164 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:53:15,652 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-12-05 22:54:17,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-05 22:54:17,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:54:17,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 36 states and 57 transitions. [2024-12-05 22:54:17,726 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 57 transitions. [2024-12-05 22:54:17,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 22:54:17,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:54:17,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:54:17,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:54:17,791 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-12-05 22:54:37,495 WARN L286 SmtUtils]: Spent 17.17s on a formula simplification. DAG size of input: 30 DAG size of output: 19 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:54:37,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:54:37,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 36 states and 56 transitions. [2024-12-05 22:54:37,628 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 56 transitions. [2024-12-05 22:54:37,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 22:54:37,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:54:37,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:54:37,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:54:37,764 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-12-05 22:56:43,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-05 22:57:15,302 WARN L286 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 35 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:57:51,296 WARN L286 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 36 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:58:01,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-05 22:58:02,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:02,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 41 states and 66 transitions. [2024-12-05 22:58:02,999 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 66 transitions. [2024-12-05 22:58:03,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-05 22:58:03,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:03,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:03,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:58:03,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:03,059 INFO L256 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-05 22:58:03,061 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:58:22,861 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 24 proven. 8 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-12-05 22:59:10,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:59:10,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 18 states and 21 transitions. [2024-12-05 22:59:10,990 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2024-12-05 22:59:10,991 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 22:59:10,991 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 10 iterations. [2024-12-05 22:59:10,996 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-05 22:59:51,827 WARN L286 SmtUtils]: Spent 36.33s on a formula simplification. DAG size of input: 59 DAG size of output: 15 (called from [L 622] de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.computeHoareAnnotation) [2024-12-05 22:59:53,175 INFO L77 FloydHoareUtils]: At program point L35-2(lines 35 55) the Hoare annotation is: (= (+ (* |ULTIMATE.start_main_~A~0#1| 4) (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) (* 2 |ULTIMATE.start_main_~u~0#1|)) (+ (* 2 |ULTIMATE.start_main_~v~0#1|) (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|))) [2024-12-05 22:59:53,176 INFO L77 FloydHoareUtils]: At program point L23(line 23) the Hoare annotation is: true [2024-12-05 22:59:53,176 INFO L77 FloydHoareUtils]: At program point L23-1(line 23) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~A~0#1| 2) (<= 0 |ULTIMATE.start_main_~A~0#1|)) [2024-12-05 22:59:53,176 INFO L77 FloydHoareUtils]: At program point L48-1(lines 48 54) the Hoare annotation is: true [2024-12-05 22:59:53,176 INFO L77 FloydHoareUtils]: At program point L48-2(lines 35 55) the Hoare annotation is: (= (+ (* |ULTIMATE.start_main_~A~0#1| 4) (* |ULTIMATE.start_main_~r~0#1| 4) (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) (* 2 |ULTIMATE.start_main_~u~0#1|)) (+ (* 2 |ULTIMATE.start_main_~v~0#1|) (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|))) [2024-12-05 22:59:53,176 INFO L77 FloydHoareUtils]: At program point L40-2(lines 40 46) the Hoare annotation is: (= (+ (* |ULTIMATE.start_main_~A~0#1| 4) (* |ULTIMATE.start_main_~r~0#1| 4) (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) (* 2 |ULTIMATE.start_main_~u~0#1|)) (+ (* 2 |ULTIMATE.start_main_~v~0#1|) (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|))) [2024-12-05 22:59:53,176 INFO L77 FloydHoareUtils]: At program point L36(lines 35 55) the Hoare annotation is: (= (+ (* |ULTIMATE.start_main_~A~0#1| 4) (* |ULTIMATE.start_main_~r~0#1| 4) (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) (* 2 |ULTIMATE.start_main_~u~0#1|)) (+ (* 2 |ULTIMATE.start_main_~v~0#1|) (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|))) [2024-12-05 22:59:53,176 INFO L77 FloydHoareUtils]: At program point L28(line 28) the Hoare annotation is: true [2024-12-05 22:59:53,176 INFO L77 FloydHoareUtils]: At program point L57(line 57) the Hoare annotation is: true [2024-12-05 22:59:53,176 INFO L77 FloydHoareUtils]: At program point L49(lines 48 54) the Hoare annotation is: (not (and (not (= (+ (* |ULTIMATE.start_main_~A~0#1| 4) (* |ULTIMATE.start_main_~r~0#1| 4) (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) (* 2 |ULTIMATE.start_main_~u~0#1|)) (+ (* 2 |ULTIMATE.start_main_~v~0#1|) (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|)))) (< 0 (+ |ULTIMATE.start_main_~r~0#1| 1)))) [2024-12-05 22:59:53,176 INFO L77 FloydHoareUtils]: At program point L41(lines 40 46) the Hoare annotation is: (= (+ (* |ULTIMATE.start_main_~A~0#1| 4) (* |ULTIMATE.start_main_~r~0#1| 4) (* |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~v~0#1|) (* 2 |ULTIMATE.start_main_~u~0#1|)) (+ (* 2 |ULTIMATE.start_main_~v~0#1|) (* |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~u~0#1|))) [2024-12-05 22:59:53,176 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 22:59:53,176 INFO L77 FloydHoareUtils]: At program point L25(line 25) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~A~0#1| 2) (<= 0 |ULTIMATE.start_main_~A~0#1|)) [2024-12-05 22:59:53,177 INFO L77 FloydHoareUtils]: At program point L25-1(line 25) the Hoare annotation is: true [2024-12-05 22:59:53,177 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 22:59:53,177 INFO L77 FloydHoareUtils]: At program point L26(line 26) the Hoare annotation is: true [2024-12-05 22:59:53,177 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 8 10) the Hoare annotation is: true [2024-12-05 22:59:53,177 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 8 10) the Hoare annotation is: (not (= |assume_abort_if_not_#in~cond| 0)) [2024-12-05 22:59:53,177 INFO L77 FloydHoareUtils]: At program point L13(lines 13 14) the Hoare annotation is: true [2024-12-05 22:59:53,177 INFO L77 FloydHoareUtils]: At program point L12(lines 12 15) the Hoare annotation is: (or (and (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond) (<= 1 __VERIFIER_assert_~cond)) (= __VERIFIER_assert_~cond 0)) [2024-12-05 22:59:53,177 INFO L77 FloydHoareUtils]: At program point L12-2(lines 11 17) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-12-05 22:59:53,177 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 11 17) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-12-05 22:59:53,177 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 11 17) the Hoare annotation is: (not (and (not (= |__VERIFIER_assert_#in~cond| 0)) (< |__VERIFIER_assert_#in~cond| 1))) [2024-12-05 22:59:53,177 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 14) the Hoare annotation is: true [2024-12-05 22:59:53,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:59:53 ImpRootNode [2024-12-05 22:59:53,193 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:59:53,194 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:59:53,194 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:59:53,194 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:59:53,195 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:52:55" (3/4) ... [2024-12-05 22:59:53,197 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 22:59:53,199 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-12-05 22:59:53,199 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-12-05 22:59:53,202 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-12-05 22:59:53,203 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-12-05 22:59:53,203 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-05 22:59:53,203 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 22:59:53,268 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d92d78e-cc28-4c24-8b26-1ae6a1dbd1c7/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 22:59:53,269 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d92d78e-cc28-4c24-8b26-1ae6a1dbd1c7/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 22:59:53,269 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:59:53,269 INFO L158 Benchmark]: Toolchain (without parser) took 418355.27ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 58.8MB in the end (delta: 34.5MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2024-12-05 22:59:53,270 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:59:53,270 INFO L158 Benchmark]: CACSL2BoogieTranslator took 188.43ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 81.8MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:59:53,270 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.43ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 80.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:59:53,271 INFO L158 Benchmark]: Boogie Preprocessor took 14.58ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 79.8MB in the end (delta: 929.1kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:59:53,271 INFO L158 Benchmark]: RCFGBuilder took 237.67ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 67.8MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:59:53,271 INFO L158 Benchmark]: CodeCheck took 417814.36ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 63.5MB in the end (delta: 4.1MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2024-12-05 22:59:53,271 INFO L158 Benchmark]: Witness Printer took 74.66ms. Allocated memory is still 117.4MB. Free memory was 63.5MB in the beginning and 58.8MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:59:53,273 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 24 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 375.6s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 8 mSolverCounterUnknown, 514 SdHoareTripleChecker+Valid, 96.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 111 mSDsluCounter, 207 SdHoareTripleChecker+Invalid, 96.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 24 mSDsCounter, 526 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1293 IncrementalHoareTripleChecker+Invalid, 1827 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 526 mSolverCounterUnsat, 183 mSDtfsCounter, 1293 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2164 GetRequests, 2050 SyntacticMatches, 16 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3678 ImplicationChecksByTransitivity, 341.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 32.4s InterpolantComputationTime, 309 NumberOfCodeBlocks, 309 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 300 ConstructedInterpolants, 17 QuantifiedInterpolants, 1295 SizeOfPredicates, 3 NumberOfNonLiveVariables, 288 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 9 InterpolantComputations, 2 PerfectInterpolantSequences, 267/285 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: 14]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 35]: Loop Invariant Derived loop invariant: ((((((long long) A * 4) + ((__int128) r * 4)) + ((__int128) v * v)) + ((__int128) 2 * u)) == (((__int128) 2 * v) + ((__int128) u * u))) - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: ((((((long long) A * 4) + ((__int128) r * 4)) + ((__int128) v * v)) + ((__int128) 2 * u)) == (((__int128) 2 * v) + ((__int128) u * u))) - ProcedureContractResult [Line: 8]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (cond != 0) - ProcedureContractResult [Line: 11]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Requires: ((0 < cond) || (cond == 0)) Ensures: (cond != 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 188.43ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 81.8MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.43ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 80.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 14.58ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 79.8MB in the end (delta: 929.1kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 237.67ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 67.8MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 417814.36ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 63.5MB in the end (delta: 4.1MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. * Witness Printer took 74.66ms. Allocated memory is still 117.4MB. Free memory was 63.5MB in the beginning and 58.8MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-05 22:59:53,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d92d78e-cc28-4c24-8b26-1ae6a1dbd1c7/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